Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

Use pepper and soap to discover some fun facts about the properties of water.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science fair project teaches students about wilting and browning of salad greens.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science fair project idea investigates how the shape of an object affects drag.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

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

This science fair project teaches students the differences between fruits and vegetables.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea demonstrates that plants give off water.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.