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

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

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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!

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!

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

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

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

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.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

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

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

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

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

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

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!

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.

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.

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

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

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

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.

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

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.