Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This science fair project idea explores whether white light can be separated into different colors.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates the hardness property of minerals.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

In this design challenge, your child will make a bottle rocket using typical household items.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea demonstrates that plants give off water.

Is it a square or a circle? See if you can trick your friends with this zany science project!

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this science fair project you will make a model of a cell membrane using very simple material.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

This science fair project idea explores substances that cause a bubble to last longer.