A thrilling and beautifully illustrated adventure story set in the world of knights, dungeons and sieges: the Age of Castles.    Josh and Maisie are two adventure loving kids who discover a mysterious small door at the back of their Granddad's bookcase. As they squeeze through the doorway, they travel back in time...    Read about their amazing escapades as they help a brave knight and his army capture a castle — and find out what it was like to live 700 years ago.Not just an adventure story, this lavishly illustrated title, suitable for children aged 7-11, also has detailed factual information about castles, life in a castle, castle defences, the story of castles, Middle Ages, knights and heraldry, sieges, and a glossary of terms.Created by Q-files.com, the great online illustrated encyclopedia: the comprehensive, in-depth, expert-verified educational resource for children aged 8-13.