Engels Enigma AS

from Mark A. Durham, originally released 29th March, 2011

Engel's Enigma is a circle puzzle. Its difficulty lies somewhere between the 15 Puzzle and the cube puzzle of Ernő Rubik. Like those puzzles, the goal of Engel's Enigma is to return the puzzle to its initially well-ordered state. Presented here are three variations of the puzzle of varying difficul...

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