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

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

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

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

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.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

This project examines whether playing music during class helps students learn or if it distracts students from learning.

This science fair project investigates why the number of visible stars changes from place to place.

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

This science fair project idea identifies trees using a dichotomous key.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.