Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

The water cycle plays a big role in weather patterns. Color this water cycle chart and get familiar with this cycle at work.

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

Here's a stormy science adventure that will blow your socks off! Learn about tracking hurricanes with this map of coordinates.

Get swept up in this comprehensive worksheet about the awesome power of dust storms.

Do you know how tornadoes form?This science worksheet diagrams what is known about what causes tornadoes to form.

Where do flower babies come from? Find the answers in this word search about plant reproduction!

Where to flower babies come from? Use this word search to learn about the different pollinators in our environment, and how they help spread plant seeds.

Invite your child to dream big and design their very own planet. Encourage both creativity and scientific speculation with this fun worksheet.

Explore one of the great mysteries of the universe with this space science worksheet on black holes.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

If you think volcanoes are cool, this worksheet will blow your mind! Learn about the rock cycle by reading the paragraph and taking a multiple choice quiz.

What is the difference between a solar eclipse and a lunar eclipse? Find out with this stellar space science worksheet!

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Help third and fourth graders become rock stars with this informative geology worksheet!

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

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

Learn about the human brain with this zombie-themed science worksheet!

Help your child understand the importance of preserving the environment, with this info-sheet about an endangered species: the Iranian jerboa.

This Thanksgiving, serve up some Thanksgiving science learning and find out all about the chemicals that make up a typical Thanksgiving meal.

Almost half of all known fish species call ponds, lakes, rivers, and other freshwater habitats home. Learn about freshwater fish in this worksheet.

Did you know our sense of smell is also called "olfactory"? Learn about the structure and function of the nose with this human anatomy sheet.

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