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

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

Students demonstrate their knowledge of the structure of animal cells in this middle grades life science worksheet!

Students use a food web to identify the roles of organisms in an ecosystem and draw conclusions about the cycling of matter and flow of energy.

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

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

Explore the anatomy, physiology, and overall function of the sensory nervous system with this life science worksheet! 

Students explore the mechanics of the respiratory system in this life science worksheet for middle school.

This cool worksheet prompts young biologists to research the functions of cell organelles labeled in the diagram.

Students are introduced to the different types of symbiotic relationships that exist in ecosystems in this life science worksheet.

Help young scientists understand the different types of organism interactions with this life 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.

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

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

Discover how animal behaviors increase the probability of successful reproduction and offspring survival with this middle school science worksheet!

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

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

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

Explore how the fossil record is used to study the evolution of organisms in this engaging science worksheet for middle grades!

Students hone their understanding of the similarities and differences between animal cells and plant cells in this middle grades life science worksheet!

Students learn about the relationship between the structure and function of cell walls and cell membranes in this engaging life science worksheet!

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Facts about ostrich include that they are the largest birds in the world and that they can't fly, but that's not all. Learn all about this amazing bird!

Explore the difference between asexual and sexual reproduction in organisms with this middle school science worksheet!

Read about how the capybara live and other interesting facts about capybara. Sure to satisfy your curiosity about capybaras!

Take a look and learn all about this beautiful and rare tiger from the islands of Sumatra in Indonesia.

Jaguars eat deer? Wow. Alligators, too? Are you kidding? What don't they eat? There's way more to learn about these intriguing eaters in this cool worksheet.

Get some cool facts about geckos on our reading and writing worksheet! Your little one is sure to be tickled by all the curious facts about geckos.

Got a zoo trip planned? Give your kids a fun way to explore the best of the zoo with a mini zoo passport!

What's the animal that swims upstream? Help your child figure this out with this cold-blooded animal crossword puzzle worksheet.