Grab your pencil and your sonic screwdriver – the official Doctor Who puzzle book is here!

From Block Transfer Computations and encrypted UNIT data to TARDIS codebreakers and Wibbly-Wobbly-Timey-Wimey word games, each of the puzzles in this book presents a challenge unlike any other. Every brainteaser is designed to test not only your wits, but your Doctor Who knowledge, and is packed with fun references and sneaky sticklers – it's not to be missed by any Doctor Who fan.