This is a rather abstract puzzle inspired by the geometry of the 26th Johnson Solid: The Gyrobifastigium. The puzzle uses a 2x2x1 as its base, with fully functional 1x2x3-like extensions and four oval-shaped knobs on the sides.
View the YouTube video
to see how the puzzle works.
Read about it on TwistyPuzzles.com
When ordering this puzzle directly from Shapeways, you will receive only the 3D-printed parts disassembled. Contact me at quirkycubes at gmail dot com for information on how to obtain a fully assembled copy, or the screws and stickers required to assemble it.
1x M3 Screw, 10mm long (not including the head!)