Challenging Logic Puzzles: 200 Medium Puzzles & 6 Puzzle Types (Calcudoku, Binary Puzzle, Jigsaw Sudoku, Slitherlink, Battleships, Skyscrapers)
Jigsaw Sudoku, Battleships, Binary Puzzle / Binairo, Calcudoku / Mathdoku
- Difficulty
- Medium
- Puzzle count
- 200 puzzles