Twelfth Grade Science Experiments (Page 18)

Predicting How Urban Wildfires Will Spread

Science Fair Project Idea

Scientific Method

Urban wildfires can cause devastating loss of life and property. Can we save lives by predicting how and where these fires will spread? What protective measures can we take to save buildings from the fires? In this project you will use a computer model to simulate how wildfires spread in populated areas, and experiment with different protective measures to try and save houses from burning. Read more

Scintillating Scents: The Science of Making Perfume

Science Fair Project Idea

Scientific Method

Have you ever watched your parents dress up for a big evening? They may even splash on a bit of aftershave cologne or dab on some perfume since it is special occasion. But did you know that using perfume and scents is an ancient activity? Perfumes and the art of making perfume is an art that is thousands of years old. In this chemistry science fair project, you will learn more about one way to make perfume, called enfleurage, and experiment with it to extract your own floral scents. Read more

The Effect of Bridge Design on Weight Bearing Capacity

Science Fair Project Idea

Scientific Method

Build model bridges and then deliberately destroy them? Who'd be crazy enough to try that? Read more

Turn Mud into Energy With a Microbial Fuel Cell

Science Fair Project Idea

Scientific Method

What can you do with a bucket of soil? You could use it to grow some beautiful plants and vegetables—or you could use it to produce electricity! Surprised about that? You actually can power electric devices with just mud! Are you curious about how this works? You need some little helpers in the soil—bacteria—that are able to turn their food sources within the soil into electricity in a device called a microbial fuel cell. But is this possible with any soil and does the soil… Read more

14 Candy Science Experiments

Blog Post

With a bit of extra candy on hand, students can do a range of fun candy science experiments! 14 Science Experiments that Use Candy! You can put candy to scientific use at any time of the year! The science projects listed below use candy as the basis for chemistry, physics, food science, and math exploration. In these experiments, students can explore diffusion, solubility, chromatography, chemical and physical properties, and more! These experiments… Read more

15+ Plant Science Activities and Lessons

Blog Post

Use these free lesson plans and activities to teach students about plant science—hands-on STEM options for all grade levels! Plant science, botany, plant ecology, and plant biology can be introduced to students and explored at all grade levels. To support you in teaching K-12 students about plant science, we have a range of resources that can work well in a wide range of settings: Lesson Plans Activities Student Projects Related… Read more

19 Fall Science Projects

Blog Post

Pair changing leaves and temperatures, apple season, pumpkins, Thanksgiving, and fall festivities with these free lessons and activities for enriching hands-on STEM. STEM Activities to Bring Autumn Themes to Science Class 1. Invisible Ink with Turmeric The same turmeric you might have out for Autumn cooking or as a seasoning at Thanksgiving, can be used as a revealing agent in the Secret Messages With Invisible Ink! chemistry activity. Write… Read more

Build a Brushbot

STEM Activity

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Brushbots are a simple, fun type of robot that you can build out of arts and crafts materials. They are easy to build and you do not need any previous experience with robotics. You can build them yourself, build two robots with a friend and race them against each other, or even make them sumo wrestle! Go to the Materials section to see what parts you need to build a brushbot, and see the instructions for a step-by-step guide on how to build one. Read more

Build a Water Strider

STEM Activity

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Have you ever seen a water strider (also called water bugs, pond skaters, water skippers etc.)? They are bugs that effortlessly hop around on the surface of ponds, lakes, and rivers. How do they do it without sinking? Try this project to find out! Read more

Candy Chromatography: What Makes Those Colors?

Science Fair Project Idea

Scientific Method

Quick, what is your favorite color of M&Ms® candy? Do you want to know what dyes were used to make that color? Check out this science project to find out how you can do some scientific detective work to find out for yourself. Read more

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