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

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!

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!

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.

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

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

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.

What happens when colored beams of light mix? You might be surprised.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

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

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

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

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.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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.

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

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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

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

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

This science fair project idea produces sounds by creating vibrations using different objects.

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

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