Tenth Grade Science Experiments (Page 140)

Biodiversity Survey

Science Fair Project Idea

Scientific Method

Survey your area to find out which species of plants and animals live there. You might be surprised to find out that something you grew up thinking was very common, is actually quite unique! For example, if you live in the great plains, then you may think that prairie dogs are a nuisance or a pest. Actually, some species of prairie dogs are only found here, and have a very important role for short and tall grass prairie ecosystems. The prairie dogs are an important part of the food-chain, and… Read more

Bits, Bytes, and Bases: Write a JavaScript Binary/Decimal/Hexadecimal Converter

Science Fair Project Idea

Scientific Method

This is a challenging first computer science project. You'll learn the basics of how digital devices can represent numbers using only 0's and 1's, and you'll write a JavaScript program to convert numbers between binary, decimal and hexadecimal notation. Read more

Boredom Busters: STEM Activities for End-of-Year and Summer Fun

Blog Post

As the end of the school year approaches, these activities can be great fillers in between testing, in odd spaces in your schedule, or just for general end-of-the-year fun. These activities also are perfect for summer STEM in a variety of settings. 8 Free STEM Ideas to Fill End-of-Year Time The final weeks of the school year often mean varied schedules and pockets of time in the classroom that can be hard to fill. The activities featured here use… Read more

Boys and Girls All Around the Town

Science Fair Project Idea

Scientific Method

Do you ever say you like to go somewhere, and your friend says, "Yuck, that's for girls!" or "Ewww, that's for boys!" Do this experiment to find out if there are some places that girls like to go more than boys, or vice versa. Read more

Breath of Life: Does Exercise Increase Vital Capacity?

Science Fair Project Idea

Scientific Method

How much air do you think you breathe in when you take a deep breath? Can you increase your lung capacity by exercising regularly? Do athletes have greater lung capacity than non-athletes? This project shows you how you can find out. Read more

Bridge Science: Weekly Science Project Idea and Home Science Activity Spotlight

Blog Post

In this week's spotlight: an civil engineering project that lets students and families experiment with bridge design. You may be familiar with famous suspension bridges like the Golden Gate Bridge in San Francisco, but how does a suspension bridge really work? How do the cables work to support the weight on the bridge? Can a suspension bridge carry a greater load than a beam bridge? With common household materials, you can put your own straw-based bridges to the test. How many pennies can… Read more

Bristlebot Shape and Motion Tracking

Science Fair Project Idea

Scientific Method

Bristlebots are tiny little robots with no "brain." They are powered by vibrations and move around randomly. Even if there is no brain, can you still influence how they move by changing their design? Find out in this fun robotics project! Read more

Bubbly Soda Science: Weekly Science Activity

Blog Post

Making your own carbonated beverage can be a lot of fun. How much fizz do you like? What flavor? How sweet? The process of carbonating water and serving up a custom beverage is easier than ever before thanks to commonly available household devices like Sodastream®. But a pressurized approach to creating a carbonated beverage is not the only way to prepare a refreshing soda-style drink. With a few simple ingredients, students can experiment with mixing up their own… Read more

Bug and Insect STEM Roundup

Blog Post

Hands-on STEM projects for K-12 students that want to get hands-on with insects, worms, and other species in the backyard. Take advantage of warmer weather and time outside for bug, worm, or flying insect science this summer with your kids. Bug, Insect, and Nature-focused Projects for Students Are There Bugs Under Your Feet? Ask a Cricket, 'What is The Temperature?' Bug Vacuums: Sucking up Biodiversity Will Different-colored Lights Affect… Read more

Build a Bathtub Toy Raft Powered by Surface Tension

STEM Activity

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13 reviews

Have you ever wondered why a water strider can walk on water? Or how detergent can clean your dishes? If you look around you carefully, you can find dozens of similarly interesting phenomena that are all linked to the surface tension of water. In this science activity, you will make a little toy raft that is actually powered by surface tension, and use your vessel to investigate how surface tension works! Read more

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