In this thrilling new story, 'CLANG!' sees Boy and Grandad use their resourcefulness to turn an old bath into a seaworthy vessel, and navigate all the way to the South Pole. Along the way, they encounter a variety of ships, submarines and even pirates. A delightful family read, exploring creativity and deftly introducing subtle science facts - all the while following the enduring and heart-warming Boy-Grandad relationship.