Johnny Ball became TV's best-loved mathematician in the 1970s and 80s, presenting Think of a Number for the BBC and Johnny Ball Reveals All on ITV.
'This is a lovely compilation of puzzles including many classics,
and Johnny Ball's legendary enthusiasm and humour jump out of every
page.' -- Rob Eastaway, co-author 'Maths for Mums & Dads'
'What a cracking book! It's a fabulous jewel box of teasers, you can open any page and be hooked! It'll be on my bedside table forever.' -- Kjartan Poskitt, author of 'Murderous Maths'
'Johnny Ball has a unique talent for making mathematics and logic both entertaining and amusing. Here is a collection of 150 puzzles that will keep young and old scratching their heads as they wrestle with seemingly impossible riddles, only to cry 'of course!' when they turn to the answer. For hours of innocent and maddening fun, I can thoroughly recommend it.' -- John Emsley, author of 'Nature's Building Blocks'