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Nine pieces with the digits 1-9 on them are moved with two intersecting plungers.
In this puzzle you move ten pieces around with the help of two intersecting plungers. Nine of the pieces bear the digits 1-9 on them. The tenth piece is a block with the length of three usual pieces.
One plunger moves the complete row of nine pieces left and right. The second plunger moves three pieces (or the big piece) up or down
The first design of this puzzle dates back to at least 2008. Back then it was available in versions with black or white body. The images here show the new version from 2013.
Thank you to the following people for their assistance in helping collect the information on this page: Andreas Nortmann, Lawrence Cuthbert.
This puzzle can be found in collections of these members:
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