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

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.

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

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

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

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

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