Check out this cool science fair project on identifying rocks and minerals for kids.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

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

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea examines which type of insulation holds in the most heat.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this activity, your child will be challenged to make a tower using paper cups.

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

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

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.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

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