University of the Mind: Fiendishly Formidable Number Conundrums

Featuring the kind of witty and innovative puzzles that readers of The Guardian have come to expect from Chris Maslanka over the past 20 years and more, this collection includes brilliantly drawn illustrations and brings together a variety of puzzles, across a range of difficulties. Chris's puzzles are by turns, literary, fun, inspired and zany - and are a must for the discerning problem solver seeking challenges with a twist.