Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 

Grab your trusty flashlight and get ready for a scientific treasure hunt!

Ready for liftoff? Take to the starry skies with this worksheet that explores the three basic types of galaxies.

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

Read about the small population of huge moose in Yellowstone National Park.

Read about the mule deer, the most abundant deer in Yellowstone National Park.

Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

Read about Yellowstone's red foxes, some of the most cunning and smart animals around.

Read about a little-talked-about bird that inhabits the wetlands of Yellowstone National Park, the sandhill crane.

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

Learn a new species of bird with a fun info sheet! Your child will read a few facts about the American Kestrel, and complete a word scramble.

Animal lovers, here is a fun page all about the falcon! Your child will read a few fun facts about this bird, and complete a word scramble.

Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

Learn about a cool species of bird with this Osprey fun sheet! Your child will read a few fun facts about the Osprey, and complete a crossword puzzle.

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.

Learn a new species of bird with a fun info sheet! Your child will get to read some fun facts about the Sharp Shinned Hawk, and complete a crossword.

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

With this animal fun page, your child will read a few fun facts about the Great Gray Owl, and complete a crossword based on what he's learned.

Here's a fun drawing exercise that will also teach your child about a species of owl. He'll read some fun facts about the Great Horned Owl.

Here is a fun way to learn about a species of bird: the barn owl! Your child will get to complete a crossword puzzle based on fun facts he's read.

Learn about a common hawk native to North America, the Red-Tailed Hawk! Your child will love coloring this page as he reads some fun facts about this species.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Warm up your scientific thinking with this colorful worksheet!

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Determine which plants would survive in a pond with this second- and third-grade worksheet!

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

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

Teach your child the difference between potential and kinetic energy with this introductory worksheet.