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.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

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.

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!

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

Is your child a young ornithologist in the making?

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

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

In this science fair project, students make their own rain gauge to measure rainfall.

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

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

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

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.

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

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

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!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

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

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

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!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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.

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.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

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

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.

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

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.