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.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This science fair project idea produces varying pitches of sound.

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

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

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

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!

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

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.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

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

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

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

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

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.

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!

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.

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

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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