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

Cleaning can be a chore, but not with this sudsy experiment!

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.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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.

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 activity is a fun challenge for students who have just started learning to program educational robots.

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

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

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

This project explores ways to prevent static electrical shocks.

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

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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