Ten Riddles of Eartha Quicksmith, Paperback/Loris Owen

When puzzle-loving Kip Bramley receives a cryptic invitation, delivered by a beetle-shaped drone, he has no idea jow his world is about to change. But soon he is at Quicksmiths College, hunting for riddles set 400 years earlier by a mysterious genius. With danger mounting, it seems more is at stake than he could ever have imagined. Illustrations: 10 black and white illustrations plus map