Discover the difference between comets and asteroids in this stellar earth and space science worksheet!

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

Mix a little art into your science with this reading-slash-drawing sheet on hills and valleys.

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

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

What is the difference between a solar eclipse and a lunar eclipse? Find out with this stellar space science worksheet!

Is your child trying to answer the question what is weathering and erosion? This info sheet gives good definitions of the terms and some visual examples.

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

Kids can explore ideas of storytelling and science as they fill in this comparison grid with their opinions. Start a conversation of ideas with this worksheet!

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.

Help third and fourth graders become rock stars with this informative geology worksheet!

This word search introduces your child to important rocks and minerals vocabulary, as it strengthens his attention to detail.

Looking for a worksheet to help your kid with science? This printable will help him with his knowledge of geology.

Test your child's science savvy with this worksheet, which asks your child to identify what items are made from plants.

Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

Invite your child to dream big and design their very own planet. Encourage both creativity and scientific speculation with this fun worksheet.

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?

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

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!

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

On this worksheet, kids learn all about the look and location of Uranus, and they get to cut out a picture to use in their own Solar System diagram.

Discover examples of weathering, erosion, and deposition with this fourth-grade worksheet!

Life on Earth is vast and varied, from high in the sky to the bottom of the sea. Learn more about what lives on Earth with this reading and quiz worksheet.

Get to know Earth's star with with this diagram and vocabulary worksheet!