What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Investigate the mystery of why two tomato plants developed so differently!

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

These printable Valentine's Day cards are perfect for a kid who's in love with animals and science!

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

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

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

In this worksheet, children practice identifying animals of North America by their tracks.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

Looking for a worksheet to help your kid with their science vocabulary? This printable will help him with biology.

Looking for a worksheet to help your child with science? This printable will help them with their biology vocabulary.

Looking for a worksheet to help your kid with science? This printable will help him with human anatomy and vocabulary.

Challenge your child' memory skills with this colorful worksheet. This fun printable will help with memorization skills and spatial awareness.

Looking for a worksheet to help your kid with his science vocabulary? This printable will help improve his knowledge of biology.

Looking for a fourth grade worksheet to help your kid with science? This printable will test his knowledge of the water cycle.

Looking for a worksheet to help your kid with his knowledge of human biology? This printable will help him with the digestive system.

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

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

Looking for a worksheet that will give your kid help with his life-science skills? This printable will challenge his knowledge of birds.

Looking for a worksheet to help your kid with his science vocabulary? This printable will help him with the parts of the human body.

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.

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.

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

Try this worksheet diagramming a snail anatomy. It takes a snail over two minutes to travel 12 inches, but your 5th grader can finish this worksheet in no time.

These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.