Learn about Yellowstone National Park's peregrine falcons, which survived heavy pesticide use in the 1960s.

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

Find out how scientists explain our yawns and use the graph to keep track of your family's yawns for a whole day!

Learn about the California tiger salamander, which uses its toxic, bad smell as a defense.

This coloring page doubles as an info sheet, all about the burrowing owl! Your child will get to draw his own owl using the grid helper.

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

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

Help your child practice his science skills with this science worksheet, which will challenge his knowledge of reptiles and ask him to solve a puzzle!

Ever heard of a Harris Hawk? Learn all about this cool bird with a fun sheet, including a grid drawing to guide your child in drawing his own hawk.

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 child about a new bird, the Magpie, with a fun coloring sheet. She'll read a few fun facts about this species as she colors.

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

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

Can you identify the difference between inherited and acquired traits?

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

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

Bundle up and discover the animals of the tundra in this second-grade life science worksheet!

Deserts might seem inhospitable to life, but there are actually plenty of animals that can live there!

Investigate the mystery of why two tomato plants developed so differently!

Stroll through the flora of a temperate deciduous forest in this third-grade worksheet!

Learn the importance of natural adaptations with this inquisitive activity!

Track the traits passed down from parent to offspring!

Dig into the past with this third-grade worksheet all about fossils!

Discover the animals and plants of the past in this fossil-focused worksheet!