This science fair project idea investigates how color affects temperature.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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.

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

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this design challenge, your child will make a bottle rocket using typical household items.

This science fair project idea determines what household items are good conductors of electricity.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

Discover whether a metal will expand under hot water.

This project examines whether people's taste perception is influenced by what they see.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This project investigates the affect of storage temperature on microwave popcorn.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science experiment has students test whether a snail moves faster on concrete or dirt.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.