Humans have 32 teeth, including wisdom teeth, and this diagram has the names of all the other 28.

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!

These math cards are printable quiz cards to challenge your first grader's overall knowledge.

What does a seal eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

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

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

Reunite a family and their long-lost dog with the help of DNA testing in this middle-grade worksheet!

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

Students take a deep dive into the structure of animal cells in this middle grades life science worksheet!

Did you know that having a pouch or a shell can help an animal meet its needs? Learn how animals use different parts of their body with this matching worksheet for kindergarteners and first graders!

Encourage students to take a deeper dive into the structure of plant cells in this middle grades life science worksheet!

Learn how sensory information is processed by the somatic and autonomic nervous systems with this engaging science worksheet! 

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

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

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

These cute critters have gotten their tails all mixed up! Have your little one help put them all back in place.

With great colorful images this worksheet, is fun for young learners. Kids will match up each of the five senses with a corresponding picture.

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.

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.

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

Match the sense to the picture in this five senses worksheet!

In 2012, an 80 million-year-old dinosaur was discovered, and you can learn all about this 20-foot, 2-ton horned herbivore.

Unearth fossils in this explorative third-grade worksheet!