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

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.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

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.

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

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

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

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

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

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

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

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

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

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

Help your child make a beautiful homemade sandcastle that will last!

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

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Transform your uncomfortable wooden shoes into charming mini planters!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

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

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Make a spring collage with your child to get them outside and those creative juices flowing!

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Is your child a young ornithologist in the making?