In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Start your toy engines -- this is going to be a fast and friction-filled race!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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

This science fair project idea explores the egg's thin membrane.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project will help students learn about non-vascular plants, such as mosses.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

In this experiment we will be determining whether birds prefer certain colors of seed.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

It's easy to plant your own in-home container garden! This planter contains pizza-themed herbs and is a perfect early gardening activity for kindergarteners.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

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

In this project students experiment with making music using only glasses of water.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?