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This title introduces readers to the study of the physical world. Alongside matter and energy, readers will learn about forces, machines, magnetism, and other fascinating details about how… More →

What does a stretch of rolling, grassy hills have in common with a flat, sandy desert? They are both plains. These landforms cover about a third of Earth's land though they can look very… More →

Plateaus stretch flat for miles and miles before dropping off with sharp sides that tower above the land around them. How do these elevated landforms take shape? Explore more about plateaus… More →

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Moving water cuts through plains and down mountains. Rivers and streams shape the world around them as they provide an important source of water for life on the planet. Explore more about… More →

Each year, Earth's oceans inch further onto land. What's the cause of this sea level rise? Climate change is melting ice and warming waters. Explore sea level rise with easy-to-understand… More →

A wind blows sand down a dune. A loud sound fills the air. It is a singing sand dune! This title explores the many sounds, the history, and the science behind singing sand dunes. The… More →

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