Describes how matter is related to energy which the human body needs and uses to do just about anything run eat sleep grow. As readers use scientific inquiry to learn about how matter changes and its effects on Earth an activity based on real world situations challenges them to apply what theyve learned in order to solve a puzzle.

iScience Readers put the focus on fun and scientific enquiry. Each book introduces science fundamentals through a science puzzle and related hands-on activities. Critical thinking skills are strengthened through exploring science concepts and applying them to the real-world situation that the puzzle introduces. Three levels offer increasingly more challenging text and problem-solving activities.