The Hardest Wooden Puzzles: Difficulty and Typical Solve Times
Compare nine hard wooden puzzles by task, Creative Crafthouse rating and typical solve time, from about 30 minutes to days or weeks.
Phil Janelle |
Puzzles & Games Blog
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Tower of Hanoi: Learn the Pattern in Seven Moves
Try a three-ring Tower of Hanoi in seven moves, understand recursion, and compare the commitment of five, seven and nine rings.
Phil Janelle |
