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!

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.

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!

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

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.

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.

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

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

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.

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

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.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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.

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

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

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!

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!

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

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

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.

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.