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 the phases of the moon with this third- and fourth-grade space science worksheet!

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

Discover Earth’s different spheres with this fourth- and fifth-grade earth science activity!

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

Discover how water flows in this informative environmental science worksheet!

Dig into the past with this third-grade worksheet all about fossils!

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!

Learn about the identifying characteristics of the four main types of air masses in this informative science worksheet!

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

Discover the animals and plants of the past in this fossil-focused worksheet!

Analyze fossils with this engaging third-grade science worksheet!

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

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

Use this middle-grade graphic organizer to guide research on a mountain range of your choosing!

Water covers 70% of Earth’s surface—but where exactly is it? Find out in this fifth-grade worksheet!

Learn about the geological processes that create fascinating landforms like Utah’s Delicate Arch!

Discover deposition, weathering, and erosion as you investigate a real-life example of these processes!

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

Learn about the layers of the Earth with this worksheet for middle-grade scientists!