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!

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.

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.

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

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!

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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

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

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!