Safecracker 50 Wood Puzzle - Difficult Math Brain Teaser for Adults hardest puzzles You can see a picture

You can see a picture of what the gear looks like on the mount below

Simply use the provided Key to turn the gate at the start to open

Why Choose This Puzzle

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Safecracker 50 Wood Puzzle - Difficult Math Brain Teaser for Adults hardest puzzles You can see a pictureHow It Works Safecracker 50 is a handcrafted mechanical math puzzle designed for serious problem solvers. Your objective is to rotate five laser cut wooden rings until all 16 vertical columns add up to 50 at the same time! Over 65,000 permutations exist, but only one correct solution. To increase the challenge, the top four rings are notched to reveal or obscure numbers on the lower layers, turning 16 columns into 24 possible paths. Built from durable