I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Explore a wetland habitat with this engaging short-answer worksheet for second and third graders!

Roses are red, violets are blue, I know the parts of a flower, how about you? Learn about flower anatomy with this worksheet.

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.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

Learn about the badgers that live in Yellowstone National Park.

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

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!

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

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.

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

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

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

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

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Who will win the marble race in this two-page physical science worksheet?

Uncover secrets of the past with this third-grade worksheet about fossils!

Learn about some of the major U.S. watersheds in this fascinating science and geography worksheet!

Discover the impact of water on Earth’s landscape with this fourth-grade erosion 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!

Unscramble key vocabulary words about energy and collisions with this engaging science worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Make sure your young scientists stay safe as they conduct experiments!