Mensa's Most Difficult Number Puzzles. Prove your logical and numerical abilities against 200 fiendish problems, Paperback/Mensa Ltd

200 difficult puzzles of a variety of different types, all focussing on logical and numerical reasoning. Questions include both classic and bespoke mathematical and logic puzzles. Puzzle artworks and full-colour illustrations are included throughout. Publisher: Headline Publishing Group Author(s): Mensa Ltd Illustration(s): 200 clr puzzles Number of pages: 144 Publication date: 2024 Dimensions: 186 x 237 x 11 Cover type: Paperback