In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

This tactile activity helps kindergarteners learn about texture.

In this math and science activity, help your middleschooler learn about proportion and measurement with just her shadow and a tape measure!

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

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.

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.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

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

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

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

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

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

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!

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

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Is your child a young ornithologist in the making?

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 make a beautiful homemade sandcastle that will last!

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.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

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

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

Test your skills as a weather forecaster, and learn some science terms on the way!

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

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