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

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

How much do you know about our home planet? Boost your Earth knowledge with this science printable.

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

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.

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.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

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.

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

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

From glaciers to mountains to wetlands, our planet has lots of different landforms. Help your child learn all about them with this fun earth science crossword.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

Teach your child how to respect the ecosystem with a science worksheet that doubles as a coloring page. Can they identify the sources of pollution in the scene?

Use this fossils worksheet to help a child learn about life on earth. Your child will learn about evolution and extinction, and also form a hypothesis.

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

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Understand nature's visual cues for the shifting of the seasons with this tree seasons match-up activity!

Blast off into space with a fun planet printable. This one features Jupiter, the largest planet in our solar system.

Looking for a way to teach your kids all about the planets? This worksheet is the way to go. It features Venus, the second planet from the sun.

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?

A coloring sheet of a Mars rover searching for life on other planets.

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

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

Microscopes bring biology to life, allowing us to explore the world's tiniest living things. Have your child create his own organism in the sample slide.

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.