Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

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

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Start your toy engines -- this is going to be a fast and friction-filled race!

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea identifies trees using a dichotomous key.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Is it a square or a circle? See if you can trick your friends with this zany science project!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

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

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Word color association is just a fancy way to talk about the way we connect colors with words.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

The goal of this project is to create an exciting topographical map out of dough.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

This science fair project idea identifies clouds as a means of predicting the weather.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!