Complete, detailed and up-to-date information on all the most important topics. Difficult ideas are broken down and explained, with valuable information on every page. Written by experts, this encyclopaedia goes all the way from dinosaurs, ancient civilizations and planet earth to space travel and the stars. This brightly illustrated and engaging book will give hours of pleasure as well as help with school work and projects. Find out about it all with Collins. Part of the "My First" series of reference books for young readers.