Find out what it takes to build robots, from how they are designed to which manufacturing processes and materials are used in their construction.Calling All Innovators series introduces students to careers in science and technology. The complex text allows readers (Grades 5-8) to determine the main idea and explain how it is supported by key details. From durable robots that can weather the intense heat inside a volcano and gather important research data to high-tech humanoids that can carry on conversations with people, today's boldest robotics innovations are changing the way we think about technology. Readers will learn how robots were first invented and how they have been improved over time.