Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Start your toy engines -- this is going to be a fast and friction-filled race!

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

This science experiment has students test whether a snail moves faster on concrete or dirt.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Help your kindergarten science maven explore the water cycle without getting everything wet.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

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

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Learn about nature by making your own mini moss garden.