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

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.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

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

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Slip some science into storm watching with a homemade rain gauge!

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

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.

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

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!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

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!

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

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!

Learn about nature by making your own mini moss garden.

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.

Help your child make a beautiful homemade sandcastle that will last!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

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.

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