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

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.

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!

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

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.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!