A 2018 new secret box from the most famous puzzle designer Jean-Claude Constantin with innovative mechanical elements.
CHALLENGE: open the tricky box.
Difficulty: HARD 3/6. Average solution time: 20 min. - 1 week.
Dimensions: 9 x 8 x 5 cm / 3.5 x 3.2 x 2 inches.
Woods: Wengé, Maple Decor.
Made in Germany by Jean-Claude Constantin.
Jean-Claude Constantin lives in Germany, where he designs and manufactures many different laser-cut wood puzzles, as well as metal puzzles and magic tricks.
PACKAGED WITH COLOR CHALLENGE SHEET.
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