Here's an arts and crafts activity for preschoolers and pre-kindergarteners: build brick buildings with homemade mud bricks made from dirt and water.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

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.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

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

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

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

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.

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

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

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

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

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!

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

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

Help your child plant a "tea garden": a garden made of herbs for making teas.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Is your child a young ornithologist in the making?

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.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.