books by author
Collins Puzzles
Collins Pub Quiz: 10,000 easy, medium and difficult questions (Quiz Books)
Big Book of Su Doku 5: 300 Su Doku puzzles (Collins Su Doku)
Bradford’s Crossword Solver’s Dictionary: More than 250,000 solutions for cryptic and quick puzzles
Collins Ultimate Quiz Night: 10,000 easy, medium and hard questions with picture rounds (Collins Puzzle Books)
