27 books • 7 series
F*CK BREXIT - I'm Doing Sudoku
Sudoku for Football Fans
Sudoku for Wine Lovers
Sudoku for Chess Players
Sudoku for Skiers
Sudoku for Fishermen
Sudoku for Gardeners
Sudoku for Poker Players
Sudoku for Pilots
Sudoku for Golfers
Sudoku for Computer Nerds (Sudoku for Computer Nerds, #4)
Evil Sudoku Matrix
Evil Sudoku 16 x 16
Evil Sudoku 12 x 12 Puzzle Book
Evil Sudoku Quadrant
Evil Sudoku Trident
Evil Sudoku X
Evil Sudoku Duo Puzzle Book
Evil Sudoku 9x9
Evil Sudoku Samurai
Sudoku for Kids
Are We There Yet? (Are We There Yet? Sudoku, #2)
Travel Sudoku (Travel Sudoku, #2)
Sudoku for Campers (Sudoku for Campers, #7)