This slightly messy, but tons-of-fun tactile activity will cement the idea of the land and water as pictured on maps in your young learner's mind.

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.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Have your little astronaut create her own crater-filled moon with this fun craft project that encourages learning about the final frontier.

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.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

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.

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

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

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

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

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

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

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.

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.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

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

This simple activity is not only fun, it's also a useful way to organize children's closets — and offer kids some autonomy to boot.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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

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

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

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

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.