Decide which plants could survive in the desert with this second- and third-grade habitat worksheet!

These Valentine's Day cards will be the oddest and most unique cards your sweetie ever got!

Introduce your student to an endangered species, Przewalski's horse, with this information sheet. They can color the illustration as they read.

Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

Get a light lesson in the darkest of creatures, the raven.

Are you aware of how many endangered species there are in the world? Use this trivia sheet to test your knowledge of some beautiful but endangered animals.

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

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

Take a quick lesson in the otters that inhabit Yellowstone National Park and take an even quicker quiz.

Introduce your child to a fascinating new animal, the Baird's tapir. This is just one of many endangered species around the world.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

If your child loves animals, introduce her to a cool species of bird with this Northern Hawk Owl info sheet, complete with coloring and a crossword.

Learn the ins and outs of one of the body's most important organs: the heart!

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

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

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.

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Next time you head outside for a hike or a camping trip, bring along this checklist of animal tracks!

Explore grasslands and their fauna in this thought-provoking worksheet!

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

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

Dive into a coral reef habitat with this second- and third-grade worksheet!

Explore the lush plant life of the tropical rainforest in this second- and third-grade worksheet!