Einstein Tile "The Hat" Pen Holder Desk Puzzle - Set Of 17 - New - 3D Printed

Precision 3D printed "einstein" tile called The Hat Desk Puzzle.   This shape has eluded mathematicians for decades.  The single shape can tile an infinite plane without  repeating.  Try your hand at assembling these 3D printed tiles into a single shape.  Much more challenging  than you might expect.  Place tiles over tower when not in use and use it as a pen holder! Please request color combo when placing order. Current colors include Blue/Red, Blue/Green,  White/Black, Orange/Grey, Orange/Blue (Not Pictured), Black/Orange (Not Pictured), Grey/Red, Grey/Green, Grey/Orange Grey/Blue, Red/Blue. First color is top and will be more readily seen than the bottom.  Made in the USA!