Safecracker 50 Wood Puzzle - Difficult Math Brain Teaser for Adults

The Safecracker 50 is one of our most popular brain teaser puzzles.

Safecracker 50 is fantastic design 16 times more difficult than Safecracker 40 .

The object is to get each of the 16 columns of numbers to add to 50 at the same time. Can you find the combination?  Over 65,000 permutations with only 1 correct There is a base ring and then 5 rings that rotate .

To complicate matters, the top 4 sets of rings are all notched, so they will expose or hide some of the numbers on the ring below as the rings are turned. Makes for a lot of possible combinations!

Difficulty Level 10 out of 10

It essentially turns the 16 columns into 24 possible columns. Its quite a challenge. I recommend you watch the video link.