Christoph Bandelow's Jewel - Black Body
|Object||mix it up and put back to start|
|Difficulty||Level 9 - Gruelling|
|Types||Meffert's Rotational Puzzles, Christopher Bandelow|
Designer: Christoph Bandelow
Dr. Christoph Bandelow is the world's leading expert on mathematical puzzles, he is the senior lecturer at the Ruhr University Mathematics Department, Germany's largest University.
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