Puzzle rings for playing has two dimensional circular surface changeable into three dimensional play level in combination

摘要

The main task of most of the available puzzles is to depict two dimensional objects (pictures) into three dimensional shape. It has a set of concentric rings which can each rotate about 360 degrees on its own axis. It has a ring system (1), rising number of rings increases the difficulty level, inner rings are joined with split pins (5). It is provided with smaller spacer ring (8) and larger spacer ring (7).