Below is a list of the 960 science fair project ideas on our site. To help you find a topic that can hold your interest, Science Buddies has also developed the Topic Selection Wizard. It will help you focus on an area of science that's best for you without having to read through every project one by one!
| Area of Science | Project Idea Title (Click on the link for details on each project.) |
| Aerodynamics & Hydrodynamics | A Change in the Winds: Studying Bernoulli's Principle |
| Aerodynamics & Hydrodynamics | Aerodynamics and Bridge Design |
| Aerodynamics & Hydrodynamics | Aerodynamics and Gas Mileage |
| Aerodynamics & Hydrodynamics | Aerodynamics and Ice Hockey |
| Aerodynamics & Hydrodynamics | Aerodynamics of a Football |
| Aerodynamics & Hydrodynamics | Aerodynamics of Air Hockey |
| Aerodynamics & Hydrodynamics | Bottled-up Buoyancy |
| Aerodynamics & Hydrodynamics | Buoyancy of Floating Cylinders |
| Aerodynamics & Hydrodynamics | Do Submarines Need Fins? |
| Aerodynamics & Hydrodynamics | Efficient Propeller Design |
| Aerodynamics & Hydrodynamics | How Does a Hovercraft Work? |
| Aerodynamics & Hydrodynamics | How Much Weight Can Your Boat Float? |
| Aerodynamics & Hydrodynamics | Investigating Fluid Viscosity |
| Aerodynamics & Hydrodynamics | Let's Go Fly a Kite! |
| Aerodynamics & Hydrodynamics | Make the Wind Work for You! |
| Aerodynamics & Hydrodynamics | Making It Shipshape: Hull Design and Hydrodynamics |
| Aerodynamics & Hydrodynamics | Milk Does Your Body and a Boat Good—Design Your Own Milk Carton Boat |
| Aerodynamics & Hydrodynamics | Parachutes: Does Size Matter? |
| Aerodynamics & Hydrodynamics | Riding on Air—Build a Real Hovercraft |
| Aerodynamics & Hydrodynamics | Rocket Aerodynamics |
| Aerodynamics & Hydrodynamics | Rocking the Boat |
| Aerodynamics & Hydrodynamics | Showing the Airflow in a Wind Tunnel |
| Aerodynamics & Hydrodynamics | The 'Ultimate' Science Fair Project: Flying Disk Aerodynamics |
| Aerodynamics & Hydrodynamics | The Paper Plate Hovercraft |
| Aerodynamics & Hydrodynamics | The Swimming Secrets of Duck Feet |
| Aerodynamics & Hydrodynamics | The Wright Stuff: Using Kites to Study Aerodynamics |
| Aerodynamics & Hydrodynamics | Up, Up, and Away in Your Own Hot-air Balloon! |
| Aerodynamics & Hydrodynamics | What A Drag! |
| Aerodynamics & Hydrodynamics | What Makes a Good Aerodynamic Design? Test Your Ideas with High-Performance Paper Gliders |
| Aerodynamics & Hydrodynamics | Which Wing Design Creates the Greatest Lift? |
| Aerodynamics & Hydrodynamics | Whirl-y-bird vs. Whale-y-bird |
| Aerodynamics & Hydrodynamics | Why Do Aerobie Flying Rings Go So Much Further Than Frisbees? |
| Aerodynamics & Hydrodynamics | Why Winglets? |
| Aerodynamics & Hydrodynamics | Wind Turbine Efficiency |
| Aerodynamics & Hydrodynamics | Winglets in Wind Tunnels |
| Astronomy | A Matter of Time |
| Astronomy | A Puzzling Parallax |
| Astronomy | Build Your Own Telescope |
| Astronomy | Calculating the Circumference of the Earth |
| Astronomy | Catching Stardust |
| Astronomy | Changing Constellations |
| Astronomy | Correlation of Coronal Mass Ejections with the Solar Sunspot Cycle |
| Astronomy | Counting Sunspots on an Image of the Sun |
| Astronomy | Craters and Meteorites |
| Astronomy | Finding the Center of the Milky Way Galaxy Using Globular Star Clusters |
| Astronomy | How Far Away Is the Moon? |
| Astronomy | How Much Mass Is Needed to Make a Body Round? |
| Astronomy | How Soon After Sunset Does the Sky Become Dark? |
| Astronomy | Lunar Crater Counting |
| Astronomy | Measuring the Diameter of the Sun and the Moon |
| Astronomy | Measuring the Moon |
| Astronomy | Similar Triangles: Using Parallax to Measure Distance |
| Astronomy | Sunspot Cycles |
| Astronomy | The Milky Way and Beyond: Globular Clusters |
| Astronomy | The Moon and the Stars |
| Astronomy | The Moon and Tides |
| Astronomy | The Reasons for the Seasons |
| Astronomy | Using a Digital Camera to Measure Skyglow |
| Astronomy | Using the Solar & Heliospheric Observatory Satellite (SOHO) to Determine the Rotation of the Sun |
| Astronomy | Using the Solar & Heliospheric Observatory Satellite (SOHO) to Measure the Motion of a Coronal Mass Ejection |
| Astronomy | What Makes the Rings of Saturn? |
| Astronomy | Where Did All the Stars Go? |
| Astronomy | Which Stars Can You Use for Navigation in Different Parts of the World? |
| Astronomy | Why Does the Moon Appear Larger at Some Times? |
| Biotechnology | A Juicy Project: Extracting Apple Juice with Pectinase |
| Biotechnology | A Magnetic Primer Designer |
| Biotechnology | Bacterial Transformation Efficiency |
| Biotechnology | Bioluminescence: Investigating Glow-in-the-Dark Dinoflagellates |
| Biotechnology | Catalytic RNA and Structure |
| Biotechnology | DNA Fingerprinting |
| Biotechnology | Do-It-Yourself DNA |
| Biotechnology | Enzyme-Catalyzed Reactions -- What Affects Their Rates? |
| Biotechnology | Enzymes |
| Biotechnology | Expression Cloning |
| Biotechnology | Extracting Onion DNA |
| Biotechnology | Forensic Science: Building Your Own Tool for Identifying DNA |
| Biotechnology | Genetically Modified Foods |
| Biotechnology | How Are Antibodies Used for Blood Typing? |
| Biotechnology | I Love Ice Cream, But It Doesn't Love Me: Understanding Lactose Intolerance |
| Biotechnology | Liver Stinks! |
| Biotechnology | Molecular Scissors |
| Biotechnology | No Whey! Milk Protein Content Doesn't Change...Or Does It? |
| Biotechnology | Protein Fingerprinting |
| Biotechnology | Protein Structure and Function |
| Biotechnology | Purification Strategies |
| Biotechnology | Sizing It Up! How Scientists Separate Proteins |
| Biotechnology | Solubility of Proteins |
| Biotechnology | What is in this Water? Experiments with a Homemade Turbidity Meter |
| Biotechnology | What Makes a DNA Fingerprint Unique? |
| Biotechnology | Who Done It? DNA Fingerprinting and Forensics |
| Chemistry | A Silver-Cleaning Battery |
| Chemistry | A Soluble Separation Solution |
| Chemistry | Analyze This! Make a Colorimeter to Measure the Concentration of Blue Dye in Various Liquids. |
| Chemistry | Are Enzymes in Laundry Detergents Effective Stain Removers? |
| Chemistry | Balloon Morphing: How Gases Contract and Expand |
| Chemistry | Big Pieces or Small Pieces: Which React Faster? |
| Chemistry | Bouncy Polymer Chemistry |
| Chemistry | Boyle's Law: Pressure vs. Volume of a Gas at Constant Temperature |
| Chemistry | Bring on the Heat! Investigating Exothermic Reaction Rates |
| Chemistry | Bubble-ology |
| Chemistry | Build a 'Breath Spray Bomb' to Study Chemistry and Physics of a Small Explosion |
| Chemistry | Cabbage Chemistry |
| Chemistry | Can You Change the Rate of a Chemical Reaction by Changing the Particle Size of the Reactants? |
| Chemistry | Charles's Law: Volume vs. Temperature of a Gas at Constant Pressure |
| Chemistry | Cold Pack Chemistry: Where does the heat go? |
| Chemistry | Crazy Crystal Creations: How to Grow the Best and the Largest Crystals |
| Chemistry | Crime Scene Chemistry—The Cool Blue Light of Luminol |
| Chemistry | Do Oranges Lose or Gain Vitamin C After Being Picked? |
| Chemistry | Electrolyte Challenge: Orange Juice vs. Sports Drink |
| Chemistry | Get the Lead Out: Explore the Effects of pH on Lead Testing. |
| Chemistry | How Fast Does an Alka-Seltzer® Tablet Make Gas? |
| Chemistry | How to Make the Boldest, Brightest Tie-Dye! |
| Chemistry | Just Keep Cool—How Evaporation Affects Heating and Cooling |
| Chemistry | Keep Your Candy Cool With the Power of Evaporation! |
| Chemistry | Make Your Own Markers |
| Chemistry | Make Your Own pH Paper |
| Chemistry | Measure Luminescence in Glow-in-the-Dark Objects |
| Chemistry | Measuring Enzyme Activity: Yeast Catalase |
| Chemistry | Measuring Surface Tension of Water with a Penny |
| Chemistry | Measuring the Amount of Acid in Vinegar by Titration with an Indicator Solution |
| Chemistry | More Solubility Ideas |
| Chemistry | Ooze: A Cornstarch Colloid |
| Chemistry | Paper Chromatography: Advanced Version 1 |
| Chemistry | Paper Chromatography: Advanced Version 2 |
| Chemistry | Paper Chromatography: Basic Version |
| Chemistry | Plastic Deformation: Glass Transition of Some Plastics |
| Chemistry | Plop, Plop, Fizz Fast: The Effect of Temperature on Reaction Time |
| Chemistry | Polymer Absorbance: A Swell Project |
| Chemistry | Polymer Permeability: Which Plastic Wrap Prevents Evaporation Best? |
| Chemistry | Polymer Permeability: Which Plastic Wrap Prevents Oxidation Best? |
| Chemistry | Potions and Lotions: Lessons in Cosmetic Chemistry |
| Chemistry | Race Your Marbles to Discover a Liquid's Viscosity |
| Chemistry | Rusting Out: How Acids Affect the Rate of Corrosion |
| Chemistry | Salt Oscillator |
| Chemistry | Saturated Solutions: Measuring Solubility |
| Chemistry | Saturated Solutions: Measuring Solubility |
| Chemistry | Spaces Between Water Molecules: When 1 + 1 < 2 |
| Chemistry | Study Chirality with a Homemade Polarimeter |
| Chemistry | The Chemistry of Hair Highlights |
| Chemistry | What Makes Ice Melt Fastest? |
| Chemistry | What's the Point of Boiling? |
| Chemistry | Which Orange Juice Has the Most Vitamin C? |
| Civil Engineering | Bridges That Can Take a Shake! |
| Civil Engineering | Building Structures: It's a Slippery Slope |
| Civil Engineering | Building the Tallest Tower |
| Civil Engineering | Can a Toilet Paper Tube Support Your Weight? |
| Civil Engineering | Dome Sweet Dome |
| Civil Engineering | Holding Power of Nails |
| Civil Engineering | How Does the Ratio of Sand to Cement Affect the Strength of Concrete? |
| Civil Engineering | Keeping You in Suspens(ion) |
| Civil Engineering | Newspaper Tower |
| Civil Engineering | Paper Bridge for Pennies |
| Civil Engineering | Set Your Table for a Sweet and Sticky Earthquake Shake |
| Civil Engineering | Shapes with Straws |
| Civil Engineering | Solid Ground? Measuring Soil Bearing Capacity |
| Civil Engineering | Solving a 'Windy' Problem |
| Civil Engineering | Strength of Different Construction Materials |
| Civil Engineering | Strength of Glues |
| Civil Engineering | The Design Process: Creating a Stronger Truss |
| Civil Engineering | The Effect of Bridge Design on Weight Bearing Capacity |
| Computer Science | ABC's of Programming: Writing a Simple 'Alphabetizer' with JavaScript |
| Computer Science | Bits, Bytes, and Bases: Write a JavaScript Binary/Decimal/Hexadecimal Converter |
| Computer Science | CD Burning: Take it to the Edge |
| Computer Science | Circles, Tangent Lines and Triangles |
| Computer Science | Combining Computer Science and Math: Circumscribing a Circle about a Triangle Using the Geometry Applet |
| Computer Science | Combining Computer Science and Math: Inscribing a Circle in a Triangle Using the Geometry Applet |
| Computer Science | Computer Sleuth: Identification by Text Analysis |
| Computer Science | Digital Voice Analysis |
| Computer Science | Encryption |
| Computer Science | Follow the Bouncing Ball: A Web Animation Project |
| Computer Science | Font and File Size |
| Computer Science | Forms and Functions: Writing a Simple Calculator Program with JavaScript |
| Computer Science | Frequency Histograms |
| Computer Science | Game of Life |
| Computer Science | Getting More Out of Less : Google Hits and Search Terms |
| Computer Science | How Fast is Your Computer? |
| Computer Science | How Many Letters? |
| Computer Science | Image Compression vs. Image Quality: Finding the Best Tradeoff |
| Computer Science | Image File Types and Size |
| Computer Science | Manipulating Sound Files |
| Computer Science | Paragraph Stats: Writing a JavaScript Program to 'Measure' Text |
| Computer Science | Program to Check a Sudoku Solution |
| Computer Science | Programming NANORGs in a Virtual World |
| Computer Science | Relationships Between Variables: Using Correlation and Linear Regression |
| Computer Science | Sound Frequency Analysis. |
| Computer Science | Statistical Significance: Using a t-Test |
| Computer Science | Tangent Circles and Triangles |
| Computer Science | The Point of a Parabola: Focusing Signals for a Better Wireless Network |
| Computer Science | Wild About Wildcards |
| Cooking & Food Science | 'Make Mine Medium-Rare': Heat Conduction in Steak |
| Cooking & Food Science | Burning Calories: How Much Energy is Stored in Different Types of Food? |
| Cooking & Food Science | Candy Chromatography: What Makes Those Colors? |
| Cooking & Food Science | Chemistry of Baking Ingredients 1: How Much Baking Powder Do Quick Breads Need? |
| Cooking & Food Science | Chemistry of Baking Ingredients 2: Can Baking Soda Substitute for Baking Powder in a Recipe? |
| Cooking & Food Science | Chemistry of Ice-Cream Making: Lowering the Freezing Point of Water |
| Cooking & Food Science | Cookies: Can You Blame the Burnt Ones On the Cookie Sheet? |
| Cooking & Food Science | Determining Iodide Content of Salt |
| Cooking & Food Science | Do Oranges Lose or Gain Vitamin C After Being Picked? |
| Cooking & Food Science | Dried Foods: The Science Behind Making Lightweight Snacks |
| Cooking & Food Science | Egg Substitutes |
| Cooking & Food Science | Egg-cellently Cooked Eggs: The Process of Soft-Boiling an Egg |
| Cooking & Food Science | Flavor That Food! Exploring the Science of Marinades |
| Cooking & Food Science | Fresh Whipped Cream That Lasts |
| Cooking & Food Science | Gel Well: Which Additives Make the Strongest Gelatin? |
| Cooking & Food Science | Get Saucy with the Thickening Power of Starches |
| Cooking & Food Science | Great Globs of Gluten! Which Wheat Flour Has The Most? |
| Cooking & Food Science | Have Your Chips Lost Their Chomp? Understanding How Food Becomes Rancid |
| Cooking & Food Science | Hey, Do You C My Potatoes? Determining Vitamin C Amounts in Cooked Potatoes |
| Cooking & Food Science | Hey, There's Corn in My Candy! |
| Cooking & Food Science | Hot Pot: Choosing the Right Pot in Which to Cook Your Meals |
| Cooking & Food Science | How Can Tofu Pack Such a Flavorful Punch? |
| Cooking & Food Science | How Do You Make the 'Best' Cookie? |
| Cooking & Food Science | How Do You Take Your Tea? Make a Simple Electronic Device to Measure the Strength of Tea |
| Cooking & Food Science | How Far Can You Stretcha the Mozzarella: The Science of Making Cheese! |
| Cooking & Food Science | How Greasy Are Your Potato Chips? |
| Cooking & Food Science | How Sweet It Is—How Much Sugar Is Really in That Soda? |
| Cooking & Food Science | Investigate the Vitamin C Level in Bell Peppers During Various Stages of Ripeness |
| Cooking & Food Science | Kimchi Chemistry |
| Cooking & Food Science | Mag-nificent Breakfast Cereal |
| Cooking & Food Science | Maple Syrup: For Pancakes, Waffles, and...Crystal Candy? |
| Cooking & Food Science | Mean & Green: Fruit & Vegetable Hardening |
| Cooking & Food Science | Oil and Vinegar Do Mix…When You Have an Emulsifier |
| Cooking & Food Science | Perfecting Pastries: The Role of Fats in Making a Delicious Pastry |
| Cooking & Food Science | Processed Cheese, Please! Get Your Grilled Cheese Oooey Gooey Instead of Oily and Gloppy |
| Cooking & Food Science | Shaking for Butter |
| Cooking & Food Science | Stand Up! Investigate the Effect of Different Bowls on Whipped Egg Whites |
| Cooking & Food Science | Stop Slumping: What Makes Foams Stand Up Straight |
| Cooking & Food Science | Sugar vs. Sugar Substitutes: Are They Just as Sweet? |
| Cooking & Food Science | Tasty Arrangements: How to Position Food in Microwave Cooking |
| Cooking & Food Science | Temper, Temper, Temper! The Science of Tempering Chocolate |
| Cooking & Food Science | The Art & Science of Making Yummy Yogurt |
| Cooking & Food Science | The Curdling Properties of Different Milks: How to Avoid Little Miss Muffet's Curds |
| Cooking & Food Science | The Effect of Roasting on Color, Flavor, and Texture of Peanut Butter |
| Cooking & Food Science | The Freezer: It Keeps Your Carrots Awake at Night! |
| Cooking & Food Science | The Sweet Beginnings of Caramelization |
| Cooking & Food Science | Top Crops: Finding Hidden Grasses and Beans in Processed Foods |
| Cooking & Food Science | Tough Beans: Which Cooking Liquids Slow Softening the Most? |
| Cooking & Food Science | What Do Different Baking Ingredients Do? |
| Cooking & Food Science | What's the Best Way to Guarantee Fresh Bread? |
| Cooking & Food Science | When Science is Sweet: Growing Rock Candy Crystals |
| Cooking & Food Science | Which Flour Has the Greatest Glob of Gluten? |
| Cooking & Food Science | Which Fruits Can Ruin Your Dessert? |
| Cooking & Food Science | Which Orange Juice Has the Most Vitamin C? |
| Cooking & Food Science | You Say Po-tay-to and I Say Po-tah-to, but No Matter What, There's Starch in Those Taters! |
| Cooking & Food Science | You Want Fries With That? The Science of Crispy Potatoes |
| Cooking & Food Science | Yuck, What Happened to My Apple? Investigating How Food Wrappings Affect Spoilage |
| Electricity & Electronics | Abracadabra! Levitating with Eddy Currents! |
| Electricity & Electronics | Avoid the Shock of Shocks! Build Your Own Super-sensitive Electric Field Detector |
| Electricity & Electronics | Build a Reed Switch Motor |
| Electricity & Electronics | Build Your Own Crystal Radio |
| Electricity & Electronics | Building an Electric Motor |
| Electricity & Electronics | Color Mixing with Red, Green, & Blue LEDs |
| Electricity & Electronics | Conductance as a Water Quality Measurement |
| Electricity & Electronics | Cool Junctions |
| Electricity & Electronics | Effect of Different Materials on a Magnetic Field |
| Electricity & Electronics | Go, Gadget, Go! Building Robots with LEGO® Mindstorms® |
| Electricity & Electronics | How Do Different Materials React to Static Electricity? |
| Electricity & Electronics | How Does LED Brightness Vary with Current? |
| Electricity & Electronics | How Far Can Sparks Jump? |
| Electricity & Electronics | How Long Does It Take to Fry a Diode? |
| Electricity & Electronics | Icy Hot Electricity: The Thermoelectric Effect |
| Electricity & Electronics | Induction: How Many Coil Turns Do I Need? |
| Electricity & Electronics | Is this connected to that? Use a homemade electronic tester to find out if electricity can flow between two objects. |
| Electricity & Electronics | Linear vs. Logarithmic Changes: What Works Best for Human Senses? |
| Electricity & Electronics | Make Your Own Low-Power AM Radio Transmitter |
| Electricity & Electronics | Mapping Magnetic Fields |
| Electricity & Electronics | Measure Your Magnetism |
| Electricity & Electronics | Pencil Resistors |
| Electricity & Electronics | Recording on a Wire |
| Electricity & Electronics | Rock On! Recording Digital Data with Magnets |
| Electricity & Electronics | Rubbing Up Against Static Electricity |
| Electricity & Electronics | Simple Circuit Logic with Switches: An Electric Puzzle |
| Electricity & Electronics | Sliding Light: How to Make a Dimmer Switch |
| Electricity & Electronics | Spin Right 'Round with this Simple Electric Motor |
| Electricity & Electronics | Testing a Parabolic Reflector with Light from an LED |
| Electricity & Electronics | The Frightened Grasshopper: Explore Electronics & Solar Energy with a Solar-Powered Robot Bug |
| Electricity & Electronics | The Strength of an Electromagnet |
| Electricity & Electronics | Three, Two, One...Blast Off! Learn to Design an Ion Engine. |
| Electricity & Electronics | Two-Point and Four-Point Methods for Measuring Small Resistances |
| Electricity & Electronics | Upstairs, Downstairs: Turning on a Light from Two Places |
| Electricity & Electronics | Using a Magnet as an Electrical Current Detector |
| Electricity & Electronics | Veggie Power! Making Batteries from Fruits and Vegetables |
| Electricity & Electronics | What is in this Water? Experiments with a Homemade Turbidity Meter |
| Electricity & Electronics | Where Is 'Full Sun' No Brighter than Twilight? |
| Electricity & Electronics | Where There Is Charge, There Can Be Sparks! |
| Electricity & Electronics | Which Materials are the Best Conductors? |
| Electricity & Electronics | Wire Wilt: How Light-Emitting Diodes Fade As Temperature Increases |
| Energy & Power | A Battery That Makes Cents |
| Energy & Power | A Bright Idea for Saving Energy |
| Energy & Power | A Cool Way to Make Electricity: Solar Cell Power Output vs. Temperature |
| Energy & Power | Are You in Hot Water? Use the Sun's Energy to Heat Your Own Water |
| Energy & Power | Batteries: The Shocking Truth |
| Energy & Power | Biodiesels: Converting Oil into Clean Fuel |
| Energy & Power | Building an Electric Motor |
| Energy & Power | Burning Biofuels: Comparing Nonrenewable and Renewable Fuels |
| Energy & Power | Catch the Wave! |
| Energy & Power | Crank Up the Music! |
| Energy & Power | Decomposing Energy: Extracting Heat Energy from a Compost Pile |
| Energy & Power | Free Lunch? Can Solar Energy Systems Pay for Themselves with Utility Bill Savings? |
| Energy & Power | From Trash to Gas: Biomass Energy |
| Energy & Power | Fuel Cells—Fueling the Future! |
| Energy & Power | Get Something for Nothing: Free Power from the Sun! |
| Energy & Power | Go Green by Growing Green: How to Extract Energy from Grass |
| Energy & Power | Green Your PC: Help Your Computer Save Power |
| Energy & Power | How Does Solar Cell Output Vary with Incident Light Intensity? |
| Energy & Power | Leaky Clues to Dam Design: How Reservoir Height Affects Hydroelectric Power Production |
| Energy & Power | Now You're Cooking! |
| Energy & Power | Put Your Water to Work: Using Hydropower to Lift a Load |
| Energy & Power | Renewable Energy Resources |
| Energy & Power | Shaking Up Some Energy |
| Energy & Power | Solar Speedway |
| Energy & Power | Spare a Watt, Save a Lot |
| Energy & Power | Spinning Your Wheels: Pinwheel Sensitivity |
| Energy & Power | The Future of LEDs Is So Bright, I've Got to Wear Shades |
| Energy & Power | The Power of Balance |
| Energy & Power | The Power of Heat Is Right Under Your Feet! |
| Energy & Power | Tireless Tides: Extracting Energy from Ocean Tides |
| Energy & Power | Unleash the Power of a Pinwheel! |
| Energy & Power | Veggie Power! Making Batteries from Fruits and Vegetables |
| Energy & Power | Waste Not, Want Not: Use the Microbial Fuel Cell to Create Electricity from Waste |
| Energy & Power | What Electric Bills Can Tell You About Energy Use |
| Energy & Power | You've Got Permission to Be a Backseat Driver! |
| Environmental Engineering | Alternative Sources for Paper Fiber |
| Environmental Engineering | Can Mulch Reduce Garden Water Requirements? |
| Environmental Engineering | Can the Color of Your House Reduce Your Energy Bill? |
| Environmental Engineering | Cold Room? Heat It Up with A Homemade Solar Air Heater |
| Environmental Engineering | Do Plants Promote Pesticide Breakdown? |
| Environmental Engineering | Fighting Litter in Your Neighborhood |
| Environmental Engineering | From Brine to Beverage: Solar-Powered Salt Removal |
| Environmental Engineering | From Your John to the School Lawn: Is Recycled Water Really Safe? |
| Environmental Engineering | Goo-Be-Gone: Cleaning Up Oil Spills |
| Environmental Engineering | How Can Your Faucet Save Water? |
| Environmental Engineering | How Much Can Plug-in Hybrid Vehicles Reduce Greenhouse Gas Emissions? |
| Environmental Engineering | Remodeling and Energy Efficiency |
| Environmental Engineering | Riprap: It's Not Hip Hop But Erosion Stop |
| Environmental Engineering | Rooftop Gardens: Are They a Cool Idea? |
| Environmental Engineering | Smart Watering: Adjusting Your Sprinklers for Optimal Soil Moisture |
| Environmental Engineering | Solar-Powered Water Desalination |
| Environmental Engineering | Wild Winds: Detecting Turbulence Around Structures |
| Environmental Science | Acid Rain and Aquatic Life |
| Environmental Science | Air Particles and Air Quality |
| Environmental Science | Air Pollution |
| Environmental Science | Are There Bugs Under Your Feet? |
| Environmental Science | Are There Dangerous Levels of Lead in Local Soil? |
| Environmental Science | Biodiversity Survey |
| Environmental Science | Bug Vacuums: Sucking up Biodiversity |
| Environmental Science | Crystal Ball Math: Predicting Population Growth with Models |
| Environmental Science | Deforestation |
| Environmental Science | Dust Busters: How No-Plow Farmers Try to Save Our Soil |
| Environmental Science | Ecological Footprint Analysis |
| Environmental Science | Electronic Pollution |
| Environmental Science | Feeding Earthworms: Do Different Diets Affect Them and the Soil They Enrich? |
| Environmental Science | Fish Markets and Sustainability |
| Environmental Science | Froggy Forecasting: How Frog Health Predicts Pond Health |
| Environmental Science | Get Down and Dirty: How Does Soil Change with Depth? |
| Environmental Science | Getting Carried Away: Measuring Soil Erosion |
| Environmental Science | Going Green as You Clean: Are 'Green' Detergents Less Toxic Than Conventional Detergents? |
| Environmental Science | Heavy Metals and Aquatic Environments |
| Environmental Science | Home Sweet Biome: How Do Plants Grow in Different Environments? |
| Environmental Science | Household Water Usage |
| Environmental Science | How Does Soil Affect the pH of Water? |
| Environmental Science | I'm Trying to Breathe Here! Dissolved Oxygen vs. Temperature |
| Environmental Science | Invasive Species |
| Environmental Science | Is it Getting Hot in Here? Investigate the Greenhouse Effect |
| Environmental Science | It's Raining, It's Pouring: Chemical Analysis of Rainwater |
| Environmental Science | Landfills |
| Environmental Science | Landscapes and Water Usage |
| Environmental Science | Making Species Maps |
| Environmental Science | Mapping Troposhperic Ozone Levels Over Time |
| Environmental Science | Native Landscapes |
| Environmental Science | Oil Spills |
| Environmental Science | Ozone Depletion |
| Environmental Science | Recycling Greywater: Can Plants Tolerate It? |
| Environmental Science | Runoff and Fertilizer Use |
| Environmental Science | Sandy Beaches and Reef Disturbance |
| Environmental Science | Silt Deposits in Streams |
| Environmental Science | Something's Fishy About That Fertilizer |
| Environmental Science | The Big Dig |
| Environmental Science | The Receding Night: The Effect of Artificial Light on the Migration Pattern of Daphnia |
| Environmental Science | Using Daphnia to Monitor Water Toxicity |
| Environmental Science | Water Quality |
| Environmental Science | Wood vs. Alternative and Recycled Materials |
| Genetics & Genomics | Are Fingerprint Patterns Inherited? |
| Genetics & Genomics | Bioinformatics - The Perfect Marriage of Computer Science & Medicine |
| Genetics & Genomics | BLAST into the Past to Identify T. Rex's Closest Living Relative |
| Genetics & Genomics | BLASTing Flu Viruses |
| Genetics & Genomics | Computational Exploration of Protein Function |
| Genetics & Genomics | How Much DNA Can You Pack into a Cell? |
| Genetics & Genomics | Investigate Native Plant Evolution with Chloroplast Sequencing |
| Genetics & Genomics | Learning Your A, G, C's (and T, too) |
| Genetics & Genomics | May the Best Plant Win! Experiment with Genetically Modified Seeds |
| Genetics & Genomics | Neanderthals, Orangutans, Lemurs, & You—It's a Primate Family Reunion! |
| Genetics & Genomics | Pedigree Analysis: A Family Tree of Traits |
| Genetics & Genomics | The Cancer Genome Anatomy Project |
| Genetics & Genomics | The Tree of Life — I (basic) |
| Genetics & Genomics | The Tree of Life – II (advanced) |
| Genetics & Genomics | Trace Your Ancient Ancestry Through DNA |
| Genetics & Genomics | Use DNA Sequencing to Trace the Blue Whale's Evolutionary Tree |
| Genetics & Genomics | What is the Woolly Mammoth's Closest Living Relative? |
| Genetics & Genomics | Which Animals Have Genome Projects? |
| Genetics & Genomics | Who Has the Biggest Genome? |
| Geology | A Ground-Breaking Revelation: Testing Compression Waves in Various Circumstances |
| Geology | Astrogeology |
| Geology | Beach Bum Science: Compression of Wet Sand |
| Geology | Coastal and Marine Geology |
| Geology | Composting and Vermiculture |
| Geology | Earth Surface Dynamics |
| Geology | Earthquakes |
| Geology | Energy |
| Geology | Factors that Affect the Transfer of Force through Saturated Soil |
| Geology | Geomagnetism |
| Geology | Get Some Practice at 'Fossil' Reconstruction with Owl Pellets |
| Geology | Growing a Soil Menagerie |
| Geology | How Fast Do Seismic Waves Travel? |
| Geology | Is There a Whole Lot of Shaking Going On? Make Your Own Seismograph and Find Out! |
| Geology | Landslides |
| Geology | Lichenometry: An Accessible Method for Dating Recent History (Geological and Manmade) |
| Geology | Locating an Earthquake Using a Global Seismic Network |
| Geology | Locating the Epicenter of an Earthquake |
| Geology | Measuring the Diameter of the Earth's Core with Seismic Waves Around the Globe |
| Geology | Minerals |
| Geology | Pop Goes the Geyser! |
| Geology | Porosity |
| Geology | Porosity and Particle Size |
| Geology | Ring of Fire 1: What Volcanoes Tell Us About Plate Tectonics |
| Geology | Ring of Fire 2: What Earthquakes Tell Us About Plate Tectonics |
| Geology | Rocky Secrets: Where Does Oil Hide? |
| Geology | Soil and Earthquakes |
| Geology | Soil Color and Moisture |
| Geology | Soil Compaction |
| Geology | Soil Structure |
| Geology | Sorting out Sedimentation |
| Geology | Speleology: Counting Formations in a Local Cave |
| Geology | Under Pressure: Sand Under Lateral Compression |
| Geology | Underground Water Flow and Darcy's Law |
| Geology | Volcanoes |
| Human Behavior | Apparent Motion & Animation |
| Human Behavior | Are Childproof Containers Really Childproof? |
| Human Behavior | Calling It Quits: What Is the Most Effective Way to Quit Smoking? |
| Human Behavior | Candy Confusion: Can Small Children Mistake Medicine for Candy? |
| Human Behavior | Do Preferences Bias Our Choices? |
| Human Behavior | Do the Eyes Have It? |
| Human Behavior | Does a Cell-Phone Conversation Affect Reaction Time? |
| Human Behavior | Enjoy It Now... Or Enjoy It Later? Understanding Delayed Gratification |
| Human Behavior | Fear Factor: Using Pulse Rate to Measure Emotion |
| Human Behavior | Get the Scoop on Stroop |
| Human Behavior | Hands-on Shopping: More Likely to Buy if You Can Give It a Try? |
| Human Behavior | Honesty: How Prevalent Is It? |
| Human Behavior | How Many Numbers Can You Remember? |
| Human Behavior | Interpreting Area Data from Maps vs. Graphs: An Experiment in Visual Perception |
| Human Behavior | Is Smiling Contagious? |
| Human Behavior | Memory Mnemonics |
| Human Behavior | Mixing Light to Make Colors |
| Human Behavior | Motion After-Effects in Vision |
| Human Behavior | Multitasking: Brain Drain or Boost in Efficiency? |
| Human Behavior | Now You See It, Now You Don't: A Chromatic Adaptation Project |
| Human Behavior | Practice |
| Human Behavior | Pretty Packaging: Can Attractive Packaging Lead to Healthier Eating? |
| Human Behavior | Shaping Your Thoughts? |
| Human Behavior | Testing for Bias in a Photo Lineup |
| Human Behavior | Testing the Accuracy of Eyewitness Testimony |
| Human Behavior | That's a Real Smile! ...or is it? |
| Human Behavior | The Bouba-Kiki Effect |
| Human Behavior | The Brains Behind 'Where's Waldo?' |
| Human Behavior | Warped Words and the Stroop Effect |
| Human Behavior | What Conflicting Mental Tasks Reveal About Thinking: The Stroop Effect |
| Human Behavior | What's the Best Method to Communicate Data Graphically?: An Experiment in Visual Perception |
| Human Biology & Health | A Day in the Life of Your Heart |
| Human Biology & Health | Antioxidants |
| Human Biology & Health | Are You Left or Right Sided? |
| Human Biology & Health | Are Your Eyes Playing Tricks on You? Discover the Science Behind Afterimages! |
| Human Biology & Health | Breath of Life: Does Exercise Increase Vital Capacity? |
| Human Biology & Health | Can Your Body Temperature Tell the Time of Day? Find Out with Human Circadian Cycles. |
| Human Biology & Health | Deep Knee Bends: Measuring Knee Stress with a Mechanical Model |
| Human Biology & Health | Do You Have the Willpower to Taste Something Sour? |
| Human Biology & Health | Do You Love the Taste of Food? Find Out if You're a Supertaster! |
| Human Biology & Health | Drug Solubility |
| Human Biology & Health | Fast Food: Can Peppermint Improve Reaction Times? |
| Human Biology & Health | Heart Rate Recovery Times |
| Human Biology & Health | How Fast Is Your Reaction Time? |
| Human Biology & Health | I See a Full Moon Rising...and Shrinking...or Do I? |
| Human Biology & Health | Lung Capacity and Age |
| Human Biology & Health | Measuring Your Taste Threshold |
| Human Biology & Health | Measuring Your Threshold of Hearing for Sounds of Different Pitches |
| Human Biology & Health | Minding your Mummies: The Science of Mummification |
| Human Biology & Health | Now You See It, Now You Don't! Test Your Peripheral Vision |
| Human Biology & Health | Old Salty: Does Age Affect the Ability to Detect Salt? |
| Human Biology & Health | Pinocchio's Arm: A Lie Detector Test |
| Human Biology & Health | Sound Localization |
| Human Biology & Health | The Nose Knows Smell but How About Taste? |
| Human Biology & Health | Think Fast: Do Video Game Players Have Faster Reaction Times Than Non-Players? |
| Human Biology & Health | Twirls, Whirls, Spins, & Turns: The Science & Reflexes of Dizziness |
| Human Biology & Health | You Are What You Eat! |
| Mammalian Biology | Bat Detector: Listen to the Secret Sounds of Bats |
| Mammalian Biology | Dog Scents: The Super Nose of Man's Best Friend |
| Mammalian Biology | Dog Smarts: What's Going On Behind Those Puppy-Dog Eyes? |
| Mammalian Biology | Dog Toys: What Makes One a Favorite or a Flop to Fido? |
| Mammalian Biology | Ewww, Dog Breath! Does Active Play Take Your Dog's Breath Away? |
| Mammalian Biology | How Food Supplements Affect Weight Gain of Juvenile Mice |
| Mammalian Biology | Is That Cat Fat? |
| Mammalian Biology | Paw Preference in Pets |
| Mammalian Biology | Point Your Ponies: How Horses Keep Warm in the Wind |
| Mammalian Biology | Predators and Prey: How Do Cats Respond to Bird Sound Recordings? |
| Mammalian Biology | Puppy Proportions: Comparing Growth Spurts and Weight Gain in Your Dog's Early Months |
| Mammalian Biology | Tail Wagging and Brain Lateralization |
| Mammalian Biology | Tick Tock, Tick Tock, Does Your Mouse Know the Time on the Clock? |
| Mammalian Biology | Tricks for Treats: How Long Does It Take to Train Your Pet? |
| Mammalian Biology | Watch Out! That Wild Animal Might Be Rabid! |
| Mammalian Biology | X-inactivation Marks the Spot for Cat Coat Color |
| Materials Science | Are Laminates Stronger? |
| Materials Science | Are You Gellin'? ® |
| Materials Science | Bacterial Resistant Materials and the Best Disinfectant |
| Materials Science | Biodegradable Plastics |
| Materials Science | Coke® & Mentos® - Nucleation Goes Nuclear! |
| Materials Science | Does Chemical Lightening Affect the Structure of Human Hair? |
| Materials Science | Fallen Arches: The Surprising Strength of Eggshells |
| Materials Science | Fishing Line Strength |
| Materials Science | Getting Critical Over Colloids |
| Materials Science | He Huffed, and He Puffed, But Didn't Blow the House Down! How Can Straw Make a Sturdy Building? |
| Materials Science | How Does Packaging Affect the Ripening of Fruit? |
| Materials Science | How Things Break |
| Materials Science | It's Hard Work to Work Harden! Learn How to Make Metals Stronger |
| Materials Science | Materials for Sound Barriers |
| Materials Science | Need Help Getting Out of a Sticky Situation? |
| Materials Science | Pounding Papyrus: How Ancient Egyptians Made the World's First Paper |
| Materials Science | Sand Structure: Measuring Density and Porosity of Sand |
| Materials Science | Strength in Numbers? |
| Materials Science | Stressed Out? Take a Break with this Project! |
| Materials Science | Take the Sally Ride TOYchallenge |
| Materials Science | Talk About a Bad Hair Day! |
| Materials Science | Testing Sunscreen Effectiveness |
| Materials Science | The Fluffiest Muffins: Flour Type and Muffin Density |
| Materials Science | The Leaning Tower of Pasta |
| Materials Science | The Viscosity of Motor Oil |
| Materials Science | Wave Blockers |
| Materials Science | Which Is the Better Insulation Material? |
| Materials Science | Which Kind of Wood Burns Slower? |
| Materials Science | Which Metal Is the Most Resistant to Corrosion? |
| Materials Science | Wood Adhesive Durability |
| Mechanical Engineering | Air Pressure and Rolling Resistance |
| Mechanical Engineering | Applying Hooke's Law: Make Your Own Spring Scale |
| Mechanical Engineering | Bomb's Away! A Ping Pong Catapult |
| Mechanical Engineering | Build Your Own Helio Tracker—a Self-powered Mechanical Sunflower that Turns with the Sun |
| Mechanical Engineering | Domino Theory |
| Mechanical Engineering | Effect of Friction on Objects in Motion |
| Mechanical Engineering | Effect of Temperature on Elasticity of Rubber Bands |
| Mechanical Engineering | Effect of Trebuchet Arm Length or Counterweight Mass on Projectile Distance |
| Mechanical Engineering | Fractography: The Way Things Break |
| Mechanical Engineering | Gears-Go-Round! |
| Mechanical Engineering | Give Yourself a Lift: Lightening the Load with Pulleys |
| Mechanical Engineering | Hey Gear Heads! The Physics of Bicycle Gear Ratios |
| Mechanical Engineering | It's All in the Wrist: Moving Water with the Archimedes Screw Pump |
| Mechanical Engineering | Jack and Jill Went Up a Hill and Came Biking Down After: Choosing the Best Gear Ratio for Speed |
| Mechanical Engineering | Knock Your Blocks Off: The Mechanics of Carnival Games |
| Mechanical Engineering | Less Cowbell! The Unconstrained Truth About Constrained-Layer Damping |
| Mechanical Engineering | Measuring Vibrational Frequency with Light |
| Mechanical Engineering | Mix It Up: Transferring Heat by Convection in a Tank |
| Mechanical Engineering | Physics of Vibrations |
| Mechanical Engineering | Rubber Band Elasticity and Temperature |
| Mechanical Engineering | Rubber Bands for Energy |
| Mechanical Engineering | Skiing and Friction |
| Mechanical Engineering | Slinking Slinkies |
| Mechanical Engineering | Slippery Slopes and Sticking Surfaces: Explore the Forces of Friction |
| Mechanical Engineering | Soda Straw Robot Simulator |
| Mechanical Engineering | Take the Sally Ride Science TOYchallenge! |
| Mechanical Engineering | The Chills and Thrills of Roller-Coaster Hills |
| Mechanical Engineering | The Turn of the Screw |
| Mechanical Engineering | There's a Machine in My Toy Box! |
| Mechanical Engineering | Time is Money |
| Mechanical Engineering | Understand Shock Levels and Packaging Principles |
| Mechanical Engineering | Veggie Snap! Modifying Bending Stresses in a Flexible Rod |
| Mechanical Engineering | Which Simple Machines Do I Use the Most? |
| Mechanical Engineering | You Nailed It! Hammering Force for Different Types of Wood |
| Microbiology | An Aerobic Exercise: Yeast Metabolism with and without Aeration |
| Microbiology | Antibiotic Resistance |
| Microbiology | Can Garlic Prevent Crown Gall? |
| Microbiology | Cinnamon Gum and Mouth Microbes |
| Microbiology | Death Rays: What Duration of Ultraviolet Exposure Kills Bacteria? |
| Microbiology | Disinfectants |
| Microbiology | Do Different Dilutions of Disinfectants Affect the Development of Bacterial Resistance? |
| Microbiology | Germ Invasion |
| Microbiology | How Do Food Preservatives Affect the Growth of Microorganisms? |
| Microbiology | How Well Do Disinfectants Work? |
| Microbiology | Is the Gold in My Jewelry Real? |
| Microbiology | Learn How to Disinfect Contaminated Water |
| Microbiology | Minimizing Bacteria in the Thawing and Cooking of Meat |
| Microbiology | Natural Antimicrobial Agents |
| Microbiology | Rise to the Occasion: Investigating Requirements for Yeast Fermentation |
| Microbiology | Spread the Soap, Not the Germs |
| Microbiology | The End Zone: Measuring Antimicrobial Effectiveness with Zones of Inhibition |
| Microbiology | Which Acne Medication Can Really Zap That Zit? |
| Microbiology | Yeast Reproduction in Sugar Substitutes |
| Microbiology | Yeasty Beasties |
| Microbiology | Yogurt Cultures |
| Music | Beats |
| Music | Blowing Bottletops: Making Music with Glass Bottles |
| Music | Build Your Own Xylophone Out of Copper Pipe |
| Music | Building Banjos |
| Music | Can You Make a Happy Song Sad? |
| Music | Cha-cha-cha by Latitude |
| Music | Classical Music and Cognitive Tasks |
| Music | Comparing Vocal Ranges: How High and Low Can You Go? |
| Music | Correlation Between Relative Pitch and Age, Gender, or Musical Background |
| Music | Ding, Dong, Ding, Dong: Morning Bells Are Ringing |
| Music | Do String Players Have Longer Left Fingers? |
| Music | Do-Re-Mi with Straws |
| Music | Does Virtual Practice Make Perfect? |
| Music | Don't You Fret! Standing Waves on a Guitar |
| Music | Guitar Fundamentals: Wavelength, Frequency, & Speed |
| Music | Guitar Jingle: Discovering the Locations of Harmonics |
| Music | How to Make a Guitar Sing |
| Music | How to Make a Piano Sing |
| Music | How Tweet It Is: Bird Songs in Classical Music |
| Music | Is It a Country Ballad? Listen to the Beat! |
| Music | Make Your Own Electric Guitar Pickup |
| Music | Make Your Own Piezoelectric Pickup for Acoustic Guitar |
| Music | Movie Music |
| Music | MP3 Squeeze: How Much Compression is Too Much? |
| Music | Pick This Project! |
| Music | Pitch Perception |
| Music | Pluck Out & Pick New String Materials for Your Guitar |
| Music | Singing Wine Glasses |
| Music | Sound Bites: Tasting the Texture of Classical Music |
| Music | Sound Off: How Guitar Positioning Affects Volume |
| Music | What Material Makes the Most Resonant Soundboard? |
| Ocean Sciences | Building Beaches |
| Ocean Sciences | Can Water Float on Water? |
| Ocean Sciences | Do Hurricanes Cool the Ocean? |
| Ocean Sciences | Do Warmer Seas Make Stronger Hurricanes? |
| Ocean Sciences | Harbor Porpoise Movement |
| Ocean Sciences | Harmful Algal Blooms in the Chesapeake Bay |
| Ocean Sciences | How Salty Does the Sea Have to Be for an Egg to Float? |
| Ocean Sciences | How Salty is the Sea? |
| Ocean Sciences | Hurricanes and Climate |
| Ocean Sciences | Ocean Currents: Modeling the 'Global Conveyor Belt' in Your Kitchen |
| Ocean Sciences | Primary Productivity and Plankton |
| Ocean Sciences | Swimming in Acid: Understanding Ocean Acidification |
| Ocean Sciences | Timing the Tides |
| Photography, Digital Photography & Video | Bit Depth, Colors and Digital Photos |
| Photography, Digital Photography & Video | Camera 'Shakes' |
| Photography, Digital Photography & Video | Camera Lens Testing |
| Photography, Digital Photography & Video | Color Profiles |
| Photography, Digital Photography & Video | Color Saturation |
| Photography, Digital Photography & Video | Color Theory |
| Photography, Digital Photography & Video | Digital Image Processing |
| Photography, Digital Photography & Video | Digital Photo Contrast |
| Photography, Digital Photography & Video | Digital Photo Resolution |
| Photography, Digital Photography & Video | Digital Photos and Dynamic Range |
| Photography, Digital Photography & Video | Digital Pinhole Camera |
| Photography, Digital Photography & Video | Dots Per Inch (Dpi) and Image Quality |
| Photography, Digital Photography & Video | Focusing Your Flash for 'Freezing' Motion |
| Photography, Digital Photography & Video | Image Compression |
| Photography, Digital Photography & Video | Macro for Micro? |
| Photography, Digital Photography & Video | Measuring Height Or Distances with a Camera |
| Photography, Digital Photography & Video | Measuring the Speed of Moving Objects with Stroboscopic Photography |
| Photography, Digital Photography & Video | Measuring Velocity with a Video Camera |
| Photography, Digital Photography & Video | Pinholes, Light and Aperture Size |
| Photography, Digital Photography & Video | Red Eye |
| Photography, Digital Photography & Video | Seeing Beyond the Visible: Photography with Near Infrared Illumination |
| Photography, Digital Photography & Video | The Golden Rules of Photography |
| Physics | A Magnifying Discovery |
| Physics | Absorption of Radiant Energy by Different Colors |
| Physics | An Uplifting Project—The Buoyancy of Balloons |
| Physics | Balancing the Load: The See-Saw as a Simple Machine |
| Physics | Balls Bouncing Off of Surfaces |
| Physics | Bouncing Balls: Measure the Rebound Rating |
| Physics | Bouncing Balls: Why Is the Rebound Rating < 1? |
| Physics | Build a Motorboat Powered by Surface Tension |
| Physics | Centripetal Force |
| Physics | Distance and Constant Acceleration |
| Physics | Distance and Speed of Rolling Objects Measured from Video Recordings |
| Physics | Does the Base Stealer Take the Base from the Catcher Or the Pitcher? |
| Physics | Extreme Sounds: Lessons in a Noisy World |
| Physics | Football Punting: Distance vs. Hang-time |
| Physics | Forensics: How Does It Matter? Measure the Spatter! |
| Physics | Frequency-Dependent Sound Absorption |
| Physics | Give It a Lift with a Lever |
| Physics | Going the Distance: Launch Angles & Projectile Trajectory |
| Physics | Golf Clubs, Loft Angle, and Distance: The Science of Hitting |
| Physics | How Does Color Affect Heating by Absorption of Light? |
| Physics | How Far Can You Kick (or Throw, or Hit) a Ball? |
| Physics | How Fast Can You Shoot a Hockey Puck? |
| Physics | How High Can You Throw a Baseball? a Tennis Ball? a Football? a Golf Ball? |
| Physics | How Long Will My Sleepy Yo-yo Sleep? |
| Physics | How Quickly Does a Tennis Ball Lose Its Bounce? |
| Physics | How the Strength of a Magnet Varies with Temperature |
| Physics | Investigating the 'Mpemba Effect': Can Hot Water Freeze Faster than Cold Water? |
| Physics | Levitating Magnets: Floating Isn't Just for Magicians |
| Physics | Light Energy & Frequency |
| Physics | Magnets and Charge |
| Physics | Measuring Sugar Content of a Liquid with a Laser Pointer |
| Physics | Measuring the Speed of 'Light' with a Microwave Oven |
| Physics | Measuring the Surface Tension of Water |
| Physics | On the Rebound: The Height Limits and Linearity of Bouncy Balls |
| Physics | Outer Space, The Silent Frontier: An Experiment on Sound Waves |
| Physics | Rainbow Fire |
| Physics | Roller Coaster Marbles: Converting Potential Energy to Kinetic Energy |
| Physics | Roller Coaster Marbles: How Much Height to Loop the Loop? |
| Physics | Science Fair CSI: Can You Predict the Spatter? |
| Physics | Skating and Angular Momentum |
| Physics | Slip Sliding Away: Experimenting with Friction |
| Physics | Solid Motor Rocket Propulsion |
| Physics | Spare-Change Circus: Walking Coins on a (Vertical!) 'High Wire' |
| Physics | Stealthy Shapes: How to Make an Aircraft Invisible to Radar |
| Physics | Supercooling Water and Snap Freezing |
| Physics | Swing Low: Investigate the Motion of a Pendulum |
| Physics | Technicolor Shadows: Lessons in Light and Color |
| Physics | The Joly Photometer: Measuring Light Intensity Using the Inverse Square Law |
| Physics | The Physics of Follow-Through |
| Physics | The Science of Spin: A Baseball Pendulum |
| Physics | Using a Laser Pointer to Measure the Data Track Spacing on CDs and DVDs |
| Physics | Using a Laser to Measure the Speed of Light in Jello |
| Physics | What Goes Up, Must Come Down: Conduct Galileo's Famous Falling Objects Experiment |
| Physics | What is the Maximum Intermediate Height for a Siphon? |
| Physics | What's the Fastest Way to Cool a Soda? |
| Plant Biology | Are Soil Microorganisms Important for Plant Health? |
| Plant Biology | Attack of the Killer Cabbage Clones |
| Plant Biology | Bacteria Can Fix It! A Comparison of Nitrogen-Fixing Bacteria and Nitrogen Fertilizers |
| Plant Biology | Can Water Plants Be Used to Determine Water Quality? |
| Plant Biology | Chlorophyll Extraction |
| Plant Biology | Cryopreservation: Freezing Plant Tissues |
| Plant Biology | Do Different Tree Species Grow at the Same Rate? |
| Plant Biology | Do Potatoes Regulate the Formation of New Roots? |
| Plant Biology | Earthworm Castings -- The Ideal Proportion in Soil for Young Garden Plants |
| Plant Biology | Fruit Ripening |
| Plant Biology | Fungi Spores |
| Plant Biology | Germination |
| Plant Biology | Gone With the Wind: An Experiment on Seed and Fruit Dispersal |
| Plant Biology | Growing, Growing, Gone! An Experiment on Nitrogen Fertilizers |
| Plant Biology | Harmful or Helpful? The Effects of Hydrogen Peroxide on the Roots of Plant Cuttings & on Seed Germination |
| Plant Biology | How Do Flowers Develop? |
| Plant Biology | How Do Plants Change the Buildup of Greenhouse Gases? |
| Plant Biology | How Do Roots Grow When the Direction of Gravity Changes? |
| Plant Biology | How Does the Stem Grow? |
| Plant Biology | How Many Seeds Do Different Types of Fruit Produce? |
| Plant Biology | How Vines Find Their Spines: Thigmotropism in Morning Glory Tendrils |
| Plant Biology | Humic Acid and the Optimum Soil for Plants |
| Plant Biology | It's Crowded in Here! A Study of Plant Population Density |
| Plant Biology | Leaves and Light |
| Plant Biology | Moss is Boss: Using Plants to Determine Direction |
| Plant Biology | One Bad Apple Spoils the Whole Bunch: An Experiment on the Plant Hormone Ethylene |
| Plant Biology | Plants Are On The Move! A Study of Gravitropism |
| Plant Biology | Plants on the Move! Experiments with Phototropism |
| Plant Biology | Propagate Plants Without Using Seeds! |
| Plant Biology | Rad Radishes: Effects of Irradiation on Seed Germination |
| Plant Biology | Radiant Radish Seeds |
| Plant Biology | Reveal the Red: Exploring the Chemistry of Red Flower Pigments |
| Plant Biology | Shoots: How do Mint Plants Branch to Form New Stems? |
| Plant Biology | Size vs. Depth: The Relationship Between the Size of a Seed and Its Ideal Planting Depth |
| Plant Biology | Suck It Up: Capillary Action of Water in Plants |
| Plant Biology | Toxic Trees: Just How Toxic is That Black Walnut Tree? |
| Plant Biology | Weeds Be Gone! Experiment with Factors that Affect Roundup® Weed Killer |
| Plant Biology | What Color Are the Leaves Really Turning? |
| Plant Biology | What is the Rate of Leaf Growth Along the Stem? |
| Pure Mathematics | Around the World: The Geometry of Shooting Baskets |
| Pure Mathematics | Chain Reaction: Inversion and the Pappus Chain Theorem |
| Pure Mathematics | Data Models |
| Pure Mathematics | Devising an Algorithm for Solving Rubik's Cube |
| Pure Mathematics | Dice Probabilities |
| Pure Mathematics | Divide and Conquer: Proving Pick's Theorem for Lattice Polygons |
| Pure Mathematics | Estimation and Population Size |
| Pure Mathematics | Exploring Fractals |
| Pure Mathematics | Fractals |
| Pure Mathematics | Frequency Histograms |
| Pure Mathematics | Frequency of Outcomes in a Small Number of Trials |
| Pure Mathematics | Geometry of Goal-Scoring |
| Pure Mathematics | Gigantic, Invisible Triangles: Measuring Height (or Altitude) with an Inclinometer |
| Pure Mathematics | How do Baseball Stadium Dimensions Affect Batting Statistics? |
| Pure Mathematics | Is There Such a Thing as Streakiness in Baseball? |
| Pure Mathematics | Juice Box Geometry |
| Pure Mathematics | M&M Geometry |
| Pure Mathematics | M&M Math |
| Pure Mathematics | Magic Squares |
| Pure Mathematics | Making Patterns with Rubik's Cube |
| Pure Mathematics | Measuring Up |
| Pure Mathematics | Money Problems |
| Pure Mathematics | Origami |
| Pure Mathematics | Pick a Card, Any Card |
| Pure Mathematics | Play-Doh Math |
| Pure Mathematics | Playing Games |
| Pure Mathematics | Playing Music |
| Pure Mathematics | Relationships Between Variables: Using Correlation and Linear Regression |
| Pure Mathematics | Scale Models |
| Pure Mathematics | Shape Changing with the CyberSquad |
| Pure Mathematics | Solving Logic Problems |
| Pure Mathematics | Statistical Significance: Using a t-Test |
| Pure Mathematics | Taking Off on a Tangent |
| Pure Mathematics | The Birthday Paradox |
| Pure Mathematics | The Effects of Card Counting on a Simple Card Game |
| Pure Mathematics | Thinking in (Semi-)Circles: The Area of the Arbelos |
| Pure Mathematics | Throwing You Some Curves: Is Red or Blue Longer? |
| Pure Mathematics | Tiling with Spidrons |
| Pure Mathematics | Topologies |
| Pure Mathematics | What Makes a Team's Winning Percentage Deviate from the Pythagorean Relationship? |
| Sociology | A Box Office Disappointment: Why the Book is Always Better than the Movie |
| Sociology | Boys and Girls All Around the Town |
| Sociology | Can Adults Pass a Middle School Science Test? |
| Sociology | Decisions, Decisions: Judging a Book by Its Cover? |
| Sociology | Do People Take Longer When Someone Is Waiting? Perception vs. Reality |
| Sociology | Does Birth Order Affect Grade Point Average? |
| Sociology | Does Gender Affect Color Preference? |
| Sociology | Evolution of Friendship Groups Over Time |
| Sociology | How Do Fears Change with Age? |
| Sociology | Is It OK to Cheat If Everyone Else Is? |
| Sociology | Only If They Think They Can Get Away with It? |
| Sociology | Spending Habits: Tightwads vs. Spendthrifts |
| Sociology | Teachers Rule! |
| Sociology | Testing Behavioral Incentives |
| Sociology | Testing How Fashion Impacts the Behavior of Others Around Us |
| Sociology | The Case of Mistaken Identity |
| Sociology | The Effects of a Student-Generated Lesson Summary on Retention |
| Sociology | The Eye of the Beholder and the Mind of the Beheld |
| Sociology | The Power of Suggestion |
| Sociology | What Bone Do Children Break Most Often, and What Is the Main Cause? |
| Sociology | Why Are Teens Stressed? |
| Sports Science | Drag Racing in the Water |
| Sports Science | A Cure for Hooks and Slices? Asymmetric Dimple Patterns and Golf Ball Flight |
| Sports Science | Aerodynamics and Hockey: Does the Force of Drag Have an Effect on the Distance the Puck Will Travel? |
| Sports Science | Aerodynamics of a Football |
| Sports Science | Are More Expensive Golf Balls Worth It? |
| Sports Science | Around the World: The Geometry of Shooting Baskets |
| Sports Science | Back and Forth to Go Forward: A Snake on Wheels? |
| Sports Science | Balancing Act: Finding Your Center of Gravity |
| Sports Science | Baseball Bat Debate: What's Better, Wood or Aluminum? |
| Sports Science | Bouncing Balls: Measure the Rebound Rating |
| Sports Science | Bouncing Balls: Why Is the Rebound Rating < 1? |
| Sports Science | Crossed Up: Does Crossed Hand/Eye Dominance Affect Basketball Shooting Percentage? |
| Sports Science | Does the Base Stealer Take the Base from the Catcher or the Pitcher? |
| Sports Science | Does the Base Stealer Take the Base from the Catcher or the Pitcher? |
| Sports Science | Football: Place-Kicking |
| Sports Science | Football: Punting |
| Sports Science | Golf Clubs, Loft Angle, and Distance |
| Sports Science | Golf Clubs, Loft Angle, and Distance: The Science of Hitting |
| Sports Science | Heart Health: How Does Heart Rate Change with Exercise? |
| Sports Science | Hey Gear Heads! The Physics of Bicycle Gear Ratios |
| Sports Science | How Far Can You Kick (or Throw, or Hit) a Ball? |
| Sports Science | How Fast Can You Shoot a Hockey Puck? |
| Sports Science | How High Can You Throw a Baseball? A Tennis Ball? A Football? A Golf Ball? |
| Sports Science | How Quickly Does a Tennis Ball Lose Its Bounce? |
| Sports Science | Jumping Distance |
| Sports Science | Keeping Up |
| Sports Science | Nothing But Net: The Science of Shooting Hoops |
| Sports Science | Paintball Ballistics |
| Sports Science | Physics of Vibrations |
| Sports Science | Playing the Angles: The Physics of Balls Bouncing Off of Surfaces |
| Sports Science | Popping an Ollie: How Skateboarders + Physics = A Really Cool Trick |
| Sports Science | Power Kicks: The Physics of Martial Arts |
| Sports Science | Practice |
| Sports Science | Pump It Up: Mountainboarding Speed and Control |
| Sports Science | She Shoots, She Scores! How Does Hockey Stick Flex Affect Accuracy and Speed? |
| Sports Science | Skateboard Extremes: Which Wheels are Best for Speed & Turns? |
| Sports Science | Skating and Angular Momentum |
| Sports Science | Skiing and Friction: How Does Ski Wax Affect the Sliding Friction of Skis? |
| Sports Science | Skipping Science: An Experiment in Jump Rope Lengths |
| Sports Science | Soccer: Geometry of Goal-Scoring |
| Sports Science | Speed Quest |
| Sports Science | Take the Sally Ride TOYchallenge |
| Sports Science | Tee Time: How Does Tee Height Affect Driving Distance? |
| Sports Science | The Biomechanics of Pitching |
| Sports Science | The Brain-Body Connection: Can Exercise Really Make Our Brains Work Better? |
| Sports Science | The Physics of Cheating in Baseball |
| Sports Science | The Physics of Follow-Through |
| Sports Science | The Science of Spin: A Baseball Pendulum |
| Sports Science | The Science of Spin: How Does Spin Affect the Trajectory of a Kicked Soccer Ball? |
| Sports Science | Think Fast! |
| Sports Science | Tightening the Turns in Speed Skating: Lessons in Centripetal Force & Balance |
| Sports Science | Under Pressure: Ball Bouncing Dynamics |
| Sports Science | Which Team Batting Statistic Predicts Run Production Best? |
| Video & Computer Games | Artificial Intelligence: Teaching the Computer to Play Tic-Tac-Toe |
| Video & Computer Games | Can Gaming Help You Score Better in School? |
| Video & Computer Games | Distracted Driver: Do Distractions Affect Driving Video Game Scores? |
| Video & Computer Games | Do Males and Females Play the Same Types of Games? |
| Video & Computer Games | Flight Simulators: From Flaps to Flying |
| Video & Computer Games | Follow the Bouncing Ball: A Web Animation Project |
| Video & Computer Games | Fun or Frustrating? |
| Video & Computer Games | Gamers: Myth or Man? |
| Video & Computer Games | How Fast Can You Become a Virtual Rock Star? |
| Video & Computer Games | Image Compression vs. Image Quality: Finding the Best Tradeoff |
| Video & Computer Games | Is There Such a Thing as Too Much Gaming? |
| Video & Computer Games | No Pain, Lots of Game |
| Video & Computer Games | Out of Control! |
| Video & Computer Games | Power Play: How Does Animation Timing Affect Your Perception of Game Action? |
| Video & Computer Games | Programming NANORGs in a Virtual World |
| Video & Computer Games | Sweating the Score: Can Video Games Be a Form of Exercise? |
| Video & Computer Games | The Gaming Master |
| Video & Computer Games | The Pixel Puzzle: Why Video Game Characters Look Better Today |
| Video & Computer Games | To Infinity and Beyond: Plan a City of the Future with Sim City. |
| Video & Computer Games | Want To Make a Video Game? Here's How! |
| Weather & Atmosphere | A Matter of Degrees: How Does the Tilt of Earth's Axis Affect the Seasons? |
| Weather & Atmosphere | Air Pollution |
| Weather & Atmosphere | Altitude and Elevation |
| Weather & Atmosphere | Dry Spells, Wet Spells: How Common Are They? |
| Weather & Atmosphere | Flash Floods |
| Weather & Atmosphere | Floods |
| Weather & Atmosphere | Foggy Forecasting: What Weather Factors Create Radiation Fog? |
| Weather & Atmosphere | From Gas to Rust: Measuring the Oxygen Content of Air |
| Weather & Atmosphere | How Do Clouds Form? |
| Weather & Atmosphere | How Do the Seasons Change in Each Hemisphere? |
| Weather & Atmosphere | How Does a Wind Meter Work? |
| Weather & Atmosphere | How Does Atmospheric Temperature Affect the Water Content of Snow? |
| Weather & Atmosphere | Humidity |
| Weather & Atmosphere | Hurricanes |
| Weather & Atmosphere | Latitude |
| Weather & Atmosphere | Make a Hygrometer with Strands of Hair |
| Weather & Atmosphere | Make Your Own Psychrometer |
| Weather & Atmosphere | Mountain Ranges |
| Weather & Atmosphere | Ocean Currents and Weather |
| Weather & Atmosphere | Ozone Depletion |
| Weather & Atmosphere | Predicting the Weather |
| Weather & Atmosphere | Pressure |
| Weather & Atmosphere | Temperature |
| Weather & Atmosphere | Tornadoes |
| Weather & Atmosphere | Tracking Geomagnetic Storms in the Ionosphere |
| Weather & Atmosphere | Using Weather Balloon Data to Map Atmospheric Temperature |
| Weather & Atmosphere | Weather and Climate in Your Neighborhood |
| Weather & Atmosphere | Wind Speed |
| Zoology | Animal Magnetism: Do Magnets Affect Regeneration in Planaria? |
| Zoology | Antlion Pits in Open Sand or Under Leaf Cover |
| Zoology | Are We There Yet? Test How Migratory Birds Navigate |
| Zoology | Ask a Cricket, 'What is The Temperature?' |
| Zoology | Attractants and Repellants |
| Zoology | Bones and Calcium |
| Zoology | Caffeine and Heart Rate: A Pharmacological Study Using Daphnia magna |
| Zoology | Can Copper Foil Snails? |
| Zoology | Can You Predict a Bird's Lifestyle Based on Its Feet? |
| Zoology | Coffee Buzz: How Does Caffeine Effect the Physiology of Animals? |
| Zoology | Day or Night? |
| Zoology | Do Milkweed Bugs Show a Color Preference for Egg-Laying Sites? |
| Zoology | Does Body Size Matter? |
| Zoology | Does Temperature Affect the Rate of Butterfly Development? |
| Zoology | Drawing Circles Around Ants |
| Zoology | Earthworms: Nature's Tiller? |
| Zoology | Eeeeew! Maggot Mass Temperature |
| Zoology | Effects of Exercise: Changes in Carbon Dioxide Output |
| Zoology | Eggs and Hen's Diet: Can You Get Bigger Eggs for Peanuts? |
| Zoology | Finding Phyla |
| Zoology | Go and Stop? Ant Traffic Signals |
| Zoology | Growth and Age |
| Zoology | Guidance Cues and Orientation |
| Zoology | How Does a Chick Breathe Inside Its Shell? |
| Zoology | How Much Do Different Pet Species Eat Compared to Each Other? |
| Zoology | How Much Worm Is a Worm? |
| Zoology | How Sweet It Is! Explore the Roles of Color and Sugar Content in Hummingbirds' Food Preferences. |
| Zoology | Ladybug Spots and Breeding |
| Zoology | M&M Survival Challenge |
| Zoology | Pedalism and Movement |
| Zoology | Respiration and Gills: What Factors Affect Respiration in an Aquatic Environment? |
| Zoology | Skeleton Building |
| Zoology | Testing Ant Repellents |
| Zoology | The Cat's Meow: Designing an Enrichment Toy |
| Zoology | The Touch Response |
| Zoology | What Are You Blubbering About? |
| Zoology | What Is Home Sweet Home to a Bug? |
| Zoology | What is the Most Effective Treatment for Whitefly Infestations on Plants? |
| Zoology | What Seeds Do Birds Prefer to Eat? |
| Zoology | Where Do Lizards Go for Lunch? |
| Zoology | Where, Oh Where, Do the Wild Wolves Wander? |
| Zoology | Why Do Birds Fly in a V-formation? |
| Zoology | With a Little Bread as Bait, Can You Make a Bird Migrate? |
| Zoology | Worm Hunt: Isolating Soil Nematodes from Your Backyard |
