Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 

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

Ever wonder what the earth is made of? Help your little scientist to examine the different types of soil particles with this worksheet.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

Children will connect their understanding of gases to real-world items as they circle all of the pictures showing gases.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

Can your child think of ways people use soil? Get her excited about Earth science with a lesson on this crucial natural resource.

Explore grasslands and their fauna in this thought-provoking worksheet!

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

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

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Analyze fossils with this engaging third-grade science worksheet!

A natural resource is something that we use that occurs naturally in the environment. Teach your child about the densest and heaviest natural resource: rocks!

All living things need water to survive. Listed are some of the ways we use water: can your child think of others?

Explore a tropical rainforest habitat and its inhabitants with this engaging worksheet for third graders!

Step into the swamp ecosystem with this engaging life science worksheet!

Stroll through the flora of a temperate deciduous forest in this third-grade worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

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

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

The rainforest is a vibrant, lush place teaming with life! Have your little environmentalist think of some ways to help the rainforest.

Do you need a job? Well, this elephant is looking for a new symbiotic partner, and you could be just the candidate he's looking for!

This page is all about building your kid's natural resources vocabulary words, along with research skills.

Looking for a way to brighten your child's enthusiasm for astronomy? Introduce him to the constellations with this worksheet about the constellation Capricorn.