Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

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

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Teach your child about using pumps to move water in this simple and educational preschool science activity!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.