Meet Michael Faraday, the inventor of the first electric motor. Without Faraday, who knows if we would even have working cars, airplanes or even clocks!

Row, row, row yourself over to this coloring page for a glimpse of the rare American paddlefish.

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.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

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.

In this worksheet, children practice identifying animals of North America by their tracks.

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

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

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.

Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.

Guglielmo Marconi was a man who made waves in radio and sound. Learn about his life and work, then answer a short essay question in this science worksheet.

Fly high with The Wright Brothers, two siblings who soared to the forefront of history with their design for the first modern airplane.

Learn all about Alexander Fleming, the man who invented penicillin and the happy accident that brought him to it.

Alfred Nobel, though he held over 300 patents in his lifetime, is most famous for inventing dynamite.

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

Learn the many features of planet earth in this easy earth science vocabulary chart.

Learn about the great horned owl of Yellowstone National Park, a bird so big and mean that it has the nickname, "tiger owl."

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

Children get to know animals of South America in this nature-themed worksheet.

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

Get to know the Apollo 11 space mission in this science and history worksheet!