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

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

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.

Learn all about balance and motion as your child designs a corn maze!

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!

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.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

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.

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

In this design challenge, your child will create a parachute for a small toy using typical household items.

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.

Have your child kick off their summer vacation by making a miniature water slide!

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