In this fun activity, your child will create their very own solar oven to bake s'mores!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea explores whether talking to a plant will help it grow.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This science fair project idea experiments with spinning color wheels and optical illusions.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

This science fair project idea produces varying pitches of sound.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

The purpose of this science fair project is to build a basic radio.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.