Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This science fair project idea explores the egg's thin membrane.

Construct batteries that make electricity from fruits with this fun science fair project.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This project explores ways to prevent static electrical shocks.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

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

Learn whether writing things down really makes things easier to remember.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

This simple experiment serves as an introduction to the greenhouse effect.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.