Boom!

An explosive, highly charged, and hilarious middle-grade adventure from Mark Haddon, acclaimed author of The Curious Incident of the Dog in the Night-time. From the moment that Jim and his best friend, Charlie, bug the staff room and overhear two of their teachers speaking to each other in a secret language, they know there's an adventure on its way. But what does "spudvetch" actually mean, and why do Mr. Kidd's eyes flicker with fluorescent...