"I came up with the idea for this puzzle when I was 19 years old. It just came to me during a stroll home in the snow, truly a creation of my youth. Unfortunately, saying anything here about its construction would give away how to solve it. I certainly can’t disappoint the fans that have come to expect frustratingly difficult puzzles from me. Besides, the fans that refuse to accept any link of hint are those who make me the happiest! The key word is 'needle.'"
Hanayama is known worldwide for challenging puzzles and quality manufacturing. Can you take the pieces apart, then put them back together again? Hanayama cast metal brain teasers have 6 levels of difficulty, and each puzzle is Mensa-rated. Level 6 puzzles are considered very difficult by most puzzlers.