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

Invite budding naturalists to sharpen their observation skills with this colorful, printable scavenger hunt.

Use your knowledge of sea creatures to fill out this crossword puzzle.

Learn about the amphibians and reptiles of Yellowstone National Park.

Learn all about the different jellyfish and then test your knowledge with the questions at the bottom of the page.

Learn about the black bears of Yellowstone National Park.

Ready to make a body outline? This seriously fun project will give kids some big insights into the important systems that make up their bodies!

Wolves are an animal with a bit of rough past in Yellowstone National Park. Learn all about them!

Learn about the great horned owl of Yellowstone National Park, a bird so big and mean that it has the nickname, "tiger owl."

Kids will cut out the various functions listed at the bottom of this kidneys and intestines worksheet and match them to the correct organ.

This worksheet gives your fifth grader some skeleton know-how, as she fills in the diagram with the bones from the wrist to the fingertips.

Learn about the grizzly bears that live in Yellowstone National Park.

Read about the small population of huge moose in Yellowstone National Park.

Teach your fifth grader about this important bony structure with a fill-in-the-blank skull diagram.

Learn all about Alexander Fleming, the man who invented penicillin and the happy accident that brought him to it.

These flash cards serve as an intro to life science, but also help with counting skills and sequential ordering.

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

Discover the function and parts of the human skeleton with this introductory diagram.

Dinosaurs and other creatures don't exist anymore! Learn the names of some extinct animals, and look for them in this fun wordsearch puzzle.

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

Children match animals to their ecosystems in this life sciences worksheet.

Stretch your backbones and learn about the creatures that have a spine and those you don't!

You have over 600 muscles in your body! Kids can try this muscle anatomy word search featuring 14 important muscles.

Little biologists will use this respiratory system diagram to identify the most important parts of the human respiratory system and their functions.

This Awesome Anatomy page focuses on the heart and how it pumps blood to all parts of your body.

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a butterflyÃs life.

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

Get familiar with this food chain pyramid, from carnivores and herbivores to producers and decomposers; each group has a role.

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.