Bøger i Logic & Brain Teasers Series serien

- 1000 Easy to Hard Number Blocks Puzzles

- 100 Easy to Hard Puzzles (24x24)

- 1000 Easy to Hard Puzzles (10x10)

- 500 Easy to Hard Puzzles (10x10)

- 500 Hard Puzzles (10x10)

- 500 Easy to Hard Logic Puzzles (10x10)

- 500 Medium Adults Puzzles (Sudoku, Kakuro, Hitori, Minesweeper, Masyu, Suguru, Binary Puzzle, Slitherlink, Futoshiki, Fillomino)

- 500 Hard Adults Puzzles (Sudoku, Kakuro, Hitori, Minesweeper, Masyu, Suguru, Binary Puzzle, Slitherlink, Futoshiki, Fillomino)