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.

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 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.

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

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.

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.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

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

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.