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

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.

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.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

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.

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

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.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

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

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

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

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!

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

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

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

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

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

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

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

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

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

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

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

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.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.