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.

Grain, dairy, meat, or vegetable? Teach your kids about the food groups with a Thanksgiving-themed cut-and-paste sorting activity.

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

Get wise about wind! Even though you can't see it, wind is a powerful force caused by changing temperature in the air.

Mini meteorologists will love predicting the weather with this worksheet! Build logic and a sense of chronology by drawing pictures of the forecast.

Tree climbers and tree huggers alike, learn the basics of reading tree rings to find out about the life of a tree.

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

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.

Kids completing this preschool science worksheet circle the appropriate clothes for fall weather.

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

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

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

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.

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

Seasonal weather postcards get kids to learn some vocabulary and identify the seasons. Learn about spring, summer, fall, and winter with weather postcards.

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.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

Fossils have a lot to teach us about life on earth, but they can also be used to help teach kids the scientific method.

All of these products are made from plants, or they can be! Practice using a Venn diagram, researching and classifying items with your kids.

The olm is a blind salamander that lives in Europe. Kids will learn how pictures help illustrate concepts with this life science worksheet.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

In this worksheet, kids learn about basic physics concepts like mass, momentum, and velocity by applying them to a popular winter sport: slalom skiing!

With this worksheet, kids read about the sport of biathlon and gain an appreciation for the skills involved by studying the math and physics behind them!

Next time you're outside, go on a treasure hunt with this activity from PBS KIDS' Dinsosaur Train. Then, write all about your nature treasure loot!

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!

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.