"Describes the forces that shape the Earth's surface, and how and why they occur. As readers use scientific inquiry to learn the different explanations for what causes landscapes to change, an activity based on real world situations challenges them to apply what they've learned in order to solve a puzzle"--Provided by publisher.

Science puzzle -- Discover activity -- What is a landform? -- What causes landforms to change? -- Connecting to history -- How does water change Earth's surface? -- Mapping the changing Earth -- Living on the changing Earth -- How do people change landforms? -- Science at work -- Solve the iScience puzzle -- Beyond the puzzle.