Uncover secrets of the past with this third-grade worksheet about fossils!

Unearth fossils in this explorative third-grade worksheet!

Analyze fossils with this engaging third-grade science worksheet!

Dig into the past with this third-grade worksheet all about fossils!

Search for natural resources with this fun worksheet for second and third graders!

Try to find natural resources in this camping-themed worksheet for second and third graders!

Search for natural resources at the beach in this engaging worksheet for second and third graders!

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

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

Discover the phases of the moon with this third- and fourth-grade space science worksheet!

Study the night sky with this hands-on science worksheet for third and fourth graders!

Look for natural resources around a farm in this engaging worksheet for second and third graders!

These two children sure look alike -- maybe because they're twins!

Use this cool 2-page worksheet to make your own big dipper clock!

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

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

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.

Print out a set of weather-themed postcards to give your child practice identifying seasons. These weather postcards also allow kids to practice writing skills.

Our ecosystems need a protector; is your third grader up to the challenge? Identify harmful pollutants in a science worksheet that doubles as a coloring page.

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 Uranus can get as cold as -144° Fahrenheit? Learn more about the third largest planet in our solar system on this planet printable.

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

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

Did you know snowflakes are so unique, there are no two alike? Teach your child about how snow forms with this worksheet.

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

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.

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

This solar system worksheet guides your child through the order of the planets. Use this solar system worksheet to learn about the planets in the Milky Way.