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

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!

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

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

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

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

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

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

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

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

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.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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

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

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!

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

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

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

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

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

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

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!

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.

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

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

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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.

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!