Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

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

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

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

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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Learn with makes water molecules work with this fun and easy science activity!

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

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.

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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.