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.

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.

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!

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

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

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

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

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

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.

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

Help your child plant a "tea garden": a garden made of herbs for making teas.

In this science fair project, students make their own rain gauge to measure rainfall.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

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!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

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!

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

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

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

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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.