Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.