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Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Science fair project that explores the natural process of limestone formation.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Test whether cutting up meats will make it cook faster than just cooking it whole.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

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.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

If you find yourself with a pair of kids' rain boots too cute to toss and too worn to wear, try making this fun and easy planter.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.

This science fair project idea demonstrates the process of land erosion.

In this project children practice the scientific method while playing with puffy paint.

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

This project examines which type of dance burns the most calories.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

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

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.