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Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

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

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

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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!

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.