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 ...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.