Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.

Mini meteorologists will love predicting the weather with this worksheet! Build logic and a sense of chronology by drawing pictures of the forecast.

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.

Rain or shine, get ready for some weather watching! Record data to observe the weather patterns over the course of a week.

Expand your sea creature vocabulary with this Life in the Reef worksheet!

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.

Teach your 1st grader about bees with this fun fact worksheet. Play Sudoku to challenge her logic puzzle skills!

Budding scientists can learn about an important physical science concept with this worksheet all about density!

There are lots of stories around the world for the rabbit moon: a rabbit image seen in the shadows on the moon's face. Here's one for young moon-gazers!

Playing in the dirt was never so educational! Shake things up with this fun experiment about soil.

Discover the inner workings of basic earth science in this worksheet on temperature.

Pick up some facts about squids, including about the fascinating Giant Squid, and do a bit of writing on this reading comprehension worksheet.

Bird-watchers will love this worksheet, featuring just a sample of the many song birds flying around Yellowstone National Park.

Help your second grader understand the different types of weathering and how they can affect the earth.

The silverback gorilla is a special animal. This magnificent male is part of an endangered species. Complete this sheet to learn all about this gentle giant.

Use your knowledge of the animal kingdom to help these baby animals find their way home!

Calling all zookeepers! These hungry animals need to be fed, and it's up to your child to match up the animal with the food it likes.

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

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