This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Take a dive into the candy jar with this yummy science experiment.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea explores how length affects the weight a bridge can hold.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project investigates why the number of visible stars changes from place to place.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project idea investigates if fats add to the flavor of food.