The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

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

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

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