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 kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

This simple experiment serves as an introduction to the greenhouse effect.

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

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

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

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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.

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

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