Binairo (Binary Puzzle): 500 Hard Logic Puzzles (10x10) (Paperback) | Third Place Books
Medium Logic Puzzles & Brain Games for Adults: 500 Puzzles & 12 Puzzle Types (Sudoku, Fillomino, Battleships, Calcudoku, Binary Puzzle, Slitherlink, . (Challenging Fun Brain Teasers Series) by Alzamili, Dr. Khalid: New (