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

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

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.

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!

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.

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.

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.