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!

This project compares the strength of one, two, and three-ply toilet paper.

Discover how and which salt melts ice the quickest.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea determines what household items are good conductors of electricity.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.