3D Sudoku Puzzles: Isometric Sudoku for Adults: SomatoMint: 9798650531005: Amazon.com: Books
PDF] Generalizing Sudoku to three dimensions | Semantic Scholar
Cubo di Coppo - Gioco di Logica Sudoku 3D - If you do not love the Sudoku and do not like the impossible challenges this post is not suitable for you Otherwise…