Ramube Octahedron | Impossible Wooden Puzzle for Adults math magic or see the plain Secret

or see the plain Secret Lock Box if you prefer it without the engraving

and often you can solve this right in front of people eye's and they still won't know how you did it

If the message was “ SEND HELP TO 738 MAIN ST

the 4 numbers in the corners are unique and could be used as part of a clue or combination

Although the puzzle does not appear difficult

Ramube Octahedron | Impossible Wooden Puzzle for Adults math magic or see the plain SecretRamube Octahedron is a handcrafted wooden brain teaser for serious puzzle solvers. Eight complex interlocking pieces, two internal balls, and a final assembly that has stumped most who attempt it. Even the disassembly is harder than most puzzles. Made by hand by Creative Crafthouse. Designed for genuine puzzle enthusiasts who want a real challenge, not a quick weekend solve. 8 complex wooden pieces plus 2 internal balls. Difficulty: Extreme. For