Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

Dig in to the layers of the earth with this science coloring page!

Did you know that ocean water is salty, but river water is not? Find out how fresh and salt water mix together in this water cycle worksheet.

Looking for a fourth grade worksheet to help your kid with science? This printable will test his knowledge of the water cycle.

Can your little geologist identify the three main types of rock? Test his earth science savvy with a matching activity.

Do you wish to boldly go where no astronaut has ever gone? Blast off with this coloring page that features four new planets for you and your crayons to explore.

Brrr, it's cold outside! In this worksheet, kids practice reading thermometers to figure out what the temperature is.

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

This colorful, cut-and-paste worksheet teaches your kindergartener the parts of a volcano.

Is it fall, winter, spring or summer? Help your little learner get a hang of her seasons and calendar months with this match-up activity!

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

Third grader today, astrophysicist tomorrow! Let your child research their planet of choice, and discover everything from the number of moons to temperature.

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Through a simple matching activity, kids learn how their actions can have a direct effect on the environment.

Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

Share a star-gazing session with your little astronomer! This constellation chart is full of fun stories about the different groups of stars.

Here are listed a handful of natural resources, for kids to classify as renewable resources and nonrenewable resources.

How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

Milky Way: candy bar or galaxy of 100 to 400 billion stars?

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

Children get a mini lesson in writing and the weather with this coloring worksheet.

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

Discover the inner workings of basic earth science in this worksheet on temperature.

Outer space enthusiasts, here is the perfect project for you! Make a solar system mobile with this 8-part printable.

First graders can learn all about the sun by reading the facts then using what they've learned to label each layer of the sun.

Ocean resources are an incredible part of how we live our lives; read and write about them with this worksheet.

As kids color in this sunny scene, they'll learn about the sun and what it does.

Find out what wind is all about in this intro to earth science worksheet.