Collins Puzzles Collection: Big Book of Su Doku 3 & Big Book of Crosswords Book 3

A brilliant two-book collection perfect for ultimate puzzle enthusiasts! This challenging bundle pairs the advanced logic grids featured in Collins Big Book of Su Doku 3 with the extensive word challenges of Collins Big Book of Crosswords Book 3. Created by the trusted puzzle makers at Collins, this set provides an ideal mix of difficulty levels to keep your brain active and entertained for hours on end.