Jahresringe

The puzzle can be assembled in two ways: the first solution is shown in the picture and is quite easy. The other solution is to arrange the rings such that each circle has three different colors of wood, which is quite a bit more difficult.

Made in several types of laser-cut wood by Jean-Claude Constantin. Jean-Claude Constantin lives in Germany, where he designs and manufactures many different types of wood and metal puzzles, as well as magic tricks.