This comprehensive resource covers the essentials of robot building, from the benefits of constructing a robot from scratch vs. using a kit, to robot brains and sensors. Other topics include: getting parts; robots from wood, plastic and metal; using DC and servo motors; robotic arms and grippers; and interacting with your robot. The book also contains a range of step-by-step project plans. Robotics and Automation 10, 20, 30 (2019).