Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

Children get to know animals of South America in this nature-themed worksheet.

Children hone their observation skills by matching the tracks to their corresponding water animal in this worksheet.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

Dig in to the layers of the earth with this science coloring page!

Our solar system might fit on this cool coloring page, but in reality it's 3.7 billion miles from the Sun to the dwarf planet Pluto!

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

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

Children familiarize themselves with the tracks of a duck, bobcat, coyote, deer, raccoon, and black bear in this life sciences worksheet.

Fourth and fifth graders will cut out and assemble a human skeleton from paper in this engaging life sciences printable.

Looking for a worksheet to challenge your child's knowledge of science? This printable asks him to identify a solid, liquid and gas.

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

Take a look into the layers of the earth with this soil science sheet! Your little digger can learn about the different soil layers and what lives in each one.

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.

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

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

Children are introduced to the basic concepts of cloud formation in this diagramming and fill-in-the-blank activity.

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

This moon phases worksheet offers a clear explanation of the lunar cycles. To teach your student the phases of the moon, download now!

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

These STEM design challenge cards ask learners to build something new for a specific reason or purpose and are a great way to foster creative thinking.

In which habitat could you find a blue whale, a squid, and a shark? The ocean, obviously! Have your kid find ocean animals with this word search worksheet.

Get to know the Apollo 11 space mission in this science and history worksheet!

Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.