Osdas 3x3 is a sliding-piece puzzle without a frame. Regular sliding piece puzzle, like the famous 15 puzzle
, have pieces sliding in a frame, such that they do not fall out. The Boomdas puzzle
is a 3x3 sliding puzzle from Japan has no frame, while the pieces still hold together. Boomdas has a cubic sibling called Muto Cube. More info here
. However, one can easily cheat with Boomdas (and Moto Cube) by sliding them apart and putting them back together.
Osdas is a frame-less sliding puzzle similar to Boomdas, but with a special "knucklehead
" mechanism with many layers
that prevents the pieces from coming apart. No cheating with this one!
was a prestudy of this 3x3 version. It verified that the mechanism worked. It also showed that polishing is essential for good colors, so the model is only available in polished material.
Watch the YouTube video
Read at the Shapeways Forum
Read more at the Twisty Puzzles Forum
Please order a 3D-printed do-it-yourself puzzle kit from Shapeways at this page (check with Oskar about screws and stickers), or contact Oskar
directly if you are interested in obtaining a fully colored, stickered and assembled sample of this puzzle.