The Big 30 Trick Lock Jean Claude Constantin is unquestionably

Jean Claude Constantin is unquestionably one of the most prolific puzzle inventors of the past 30 years

Dimensions: 6

Made of Wood: Plum / Mixed wood (As Shown)

as one of the versions

Notes: 

The Big 30 Trick Lock Jean Claude Constantin is unquestionablyThis beautiful puzzle is made from a high quality nickel plated wire. The thickness of the wire, which is only 3mm ensures a sturdy construction, but also makes it rather easy to manipulate. Your task is to separate the zero shape from the 3. The string is there just to make your job a little harder. The puzzle is a nice way to tackle your fear of the Big 30, and judging by its difficulty, you wont have much to worry about. The golden string and dark