2. "Tricky"Futoshiki puzzle from Tatham | Download Scientific Diagram
Futoshiki Puzzles Brain Game: The perfect mix grid easy 4x4 puzzles challenging logic number comparison sudoku you entertained for weeks. After solving all the puzzle this book (Series 19): Elizatriya, Tiyada: 9798621990527:
Futoshiki Puzzles Brain Game: The perfect mix grid easy 4x4 puzzles challenging logic number comparison sudoku you entertained for weeks. After solving all the puzzle this book (Series 20): Elizatriya, Tiyada: 9798621999155:
Beyond Sudoku: Kakuro and Futoshiki - Big Ideas for Little Scholars
Futoshiki: A - Z of Puzzle Information
About Futoshiki Puzzles
Guide to solving futoshiki
Amazon.co.jp: Very Easy and Easy Futoshiki Puzzle Books: 4x4, 6x6 and 8x8 Lateral Thinking Japanese Number Puzzles (Puzzle Books for Adults Variety Sudoku and Mathdoku) : Fun, Learn &: Foreign Language Books