What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

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

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

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.

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

Discover how water flows in this informative environmental science worksheet!

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

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

Discover examples of weathering, erosion, and deposition with this fourth-grade worksheet!

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.

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