Teachers regularly hear students complain: 'Someone has taken my pencil!' More often than not, this is not the case – the pencil has merely been misplaced. This book explores that very situation. It can only be resolved by mobilising an entire family of ants. Each (alphabetically ordered) ant has her or his own personality which assists (or does not assist) in solving the case. The alphabet, perseverance, working as a team, looking for simple solutions...