Book excerpt: For hundreds of years, humans have been fascinated by machines that help with everyday tasks, and Build the Robot gives readers an overview of the history of robotics. Have fun while learning about the development of various robots--from the first slow-moving robots of the 1930s to the futuristic nanobots that could one day be used to fight diseases inside the human body. Everything you need to build three moving robot models is included. *This unique set includes a 32-page book full of colorful illustrations and intriguing facts about robots, plus 62 slotted model pieces and three wind-up motors to build three different types of moving robots. *Discover the fantastic world of robotics and learn everything you need to know about these remarkable machines. Build the Robot offers a unique building and learning experience as you assemble three types of moving robot models.