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A 3x3x3 with innovatively restricted movements.
A racheting mechanism guaranties that a turn is only possible when all present arrows on the specific face are pointing into the same direction. If there are arrows pointint in both directions no movement is possible at all.
The inventor made several samples of this puzzle (back then with different stickers) for the puzzle exchange during the international puzzle party (IPP) 2010 in Osaka. The puzzle also attended the design competition of that year.
Its size is identical to the rubiks cube: 57mm edge length.
It weighs 123 grams.
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Thank you to the following people for their assistance in helping collect the information on this page: Andreas Nortmann. If you have any information or images that you would like to contribute to this entry, please click the apropriate add () or edit () icon above, or use the following links to modify this item, add a recent sale price or to add a new link.