Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

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.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

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

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.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

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

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

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

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Learn about nature by making your own mini moss garden.

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

Is your child a young ornithologist in the making?

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

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

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

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.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

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

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!