Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

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

This clay "painting" activity encourages and supports creative development and critical thinking skills.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

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

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.

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

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

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

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

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

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Create a bee garden to help shelter bees in your area.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

This easy at-home experiment is a great way to "see" science.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.