Two in One Box
The Two in One Box is a unique variant of a maze combined with a sliding gauge puzzle. You must first solve the labyrinth to free the two balls. The second step is to open the box.
Made in laser-cut wood, acrylic, and stainless steel. Jean-Claude Constantin lives in Germany, where he designs and manufactures many different wood and metal puzzles, as well as magic tricks and other intellectual toys and games.