Join Cogz the Robot Dog and discover all about how diggers and bulldozers work, in this bright and fun STEM title. Bite-sized text and colourful, informative illustrations introduce the transport topics in a simple, engaging way for young readers with a passion for vehicles and machines. Join Cogz the Robot Dog and discover all about how diggers, bulldozers and other machines work, in this bright and fun STEM title. Cogz and his mice sidekicks, Nutty and Bolt, guide the reader through the workings of a digger, looking closely at all the different parts. Covering key STEM themes of engineering, physics, and inventions, and with a fun quiz to test young readers knowledge, this book will get kids engaged and hands-on with learning. Perfect for vehicle-mad pre-schoolers, the Clever Cogz series lets young readers discover different vehicles, from space rockets to racing cars. Bite-sized text and colourful, informative illustrations introduce the transport topics in a simple, engaging way for young readers with a passion for machines.