- Maze Book Puzzle Book For Adults - 100 Easy Level Mazes: Great For The Beginning Maze Solver - 100 Easy Mazes For Kids And Adults
- Sudoku - Medium Level Puzzle Book For Adults: 200 9x9 Medium Level Puzzles For Intermediate Puzzle Solvers
- Battleships Puzzle Book For Adults - 200 Hard Level Puzzles: Great For The Experienced Puzzle Solver - 200 Hard Level Puzzles For Kids And Adults
- Battleships Puzzle Book For Adults - 200 Easy Level Puzzles: Great For The Beginning Puzzle Solver - 200 Easy Level Puzzles For Kids And Adults
- Sudoku - Easy Level Puzzle Book For Adults: 200 9x9 Easy Level Puzzles For Beginning Puzzle Solvers