Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

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

This worksheet is a quick-reference tool of space vocabulary for kids, with an exercise to use the words properly in provided sentences.

This mix-and-match lists examples of natural resources. Kids can connect the natural resource with the resulting product.

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

This is the story of our solar system. Learn about the life of Nicolaus Copurnicas and his great discovery. Learn more by answering the question at the bottom.

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

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

Count the number of sea creatures and make a bar graph with this shark worksheet. Make an underwater word ladder with your 2nd grader, too.

Have you ever heard of a Caracara? This fun page is full of facts about this unique bird, including a word scramble and a color by number activity.

Help kids understand the size and scope of billions of years with this helpful reference worksheet.

Atoms are some of the tiniest particles that make up our world. Give kids some perspective with this worksheet that shows kids just how small atoms are.

All kids love animals, but how much does your child know about them? Kids will get to learn some animal vocabulary with this wild crossword puzzle.

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

This colorful diagram is a handy reference guide for kids learning basic body systems.

Kids love squids! This simple squid diagram will help your 5th grader memorize the squid anatomy.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

Teach your kids all about the second planet from the Sun with this simple science sheet.

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

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

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

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

These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.

This fun cut and paste sheet teaches kids about the process an apple tree goes through as it grows.

Explore the life cycle of a pumpkin with your kids with this colorful cut and paste growth chart.

Kids find desert animals in this science word search. Animal habitat worksheets help students learn about life forms in different environments.

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

With this enlightening worksheet, kids will get a glimpse into how our brains' different parts function in surprising ways.