Product Description: The 20 questions in this volume give kids a thorough tour through the water cycle. The questions and their answers also explain related topics such as the difference between freshwater and saltwater, and the causes and effects of water pollution...read more

Product Description: The plates that make up the Earths surface are always on the move. The twenty questions posed and answered help explain the fundamentals of plate tectonics. Readers will learn about the layers that make up the Earth, how mountains and volcanoes form, and why earthquakes happen...read more

Product Description: Readers get inquisitive with science using a question-and-answer format to explore topics such as where rocks come from, what causes the ocean's waves, and why the sky is blue through accessible, elementary-level earth science. Color photographs illustrate each question, piquing reader curiosity and helping draw parallels between the everyday phenomena around and the science that explains it...read more