This tree anatomy worksheet will give your little naturalist a better understanding of the parts that make up a tree.

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

Children familiarize themselves with the tracks of a duck, bobcat, coyote, deer, raccoon, and black bear in this life sciences worksheet.

How do you make recycled paper? Learn all about the recycling paper process on this informative worksheet.

Did you know that trees have more parts than just the trunk, branches and leaves? Take a look on the inside of a tree with this fill-in-the-blank diagram!

Get outside and take a stroll! This leaf guide will give your little one a great learning experience the next time you're out at the park.

Track down some of the most famous animals of the Amazon -- and other places -- with this rainforest coloring page that doubles as a life-science lesson.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

In this introductory tree-diagramming worksheet, young naturalists will unscramble each label to reveal five parts of the tree.

Take a trip down to the deep blue sea and learn about the life cycle of a fish! Fish go through the same stages of life as many other living things.

Did you know butterflies have no teeth? How do you think they eat? Check out this science worksheet to learn all about it.

Download this worksheet for answers to our animal reading comprehension series.

Crossword puzzles are a great way to make life science learning fun. This one's all about natural selection, and it's sure to give your child a fun challenge.

Coyotes' famous howl gave them the nickname "song dogs." This is just one of several coyote facts your child can learn from this worksheet.

Get the facts on the beautiful elk, an American treasure and a symbol of Yellowstone National Park.

Are cats trying to talk to us when they purr? Discover the meaning behind the purr in this worksheet that explores the three main types of cat purrs.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

Lots of people like turtles, but how much do you really know about them? Get to know one of many types of turtles with this informational worksheet.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

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.

The rainforest is a vibrant, lush place teaming with life! Have your little environmentalist think of some ways to help the rainforest.

How much does your child know about the animal kingdom? Help her discover interesting facts with this animal crossword.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

All living things have a life cycle. Learn about the different stages that a bird goes through from birth to adulthood!

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.

Celebrate the fall season with this nature sketchbook, perfect for any lover of the outdoors!

Did you know that insects like dragonflies have life cycles that are very similar to our own? Help your little scientist get to know the circle of life.