Combine the squashed squares to build a 2-D shadow of the 3-D cube. By interweaving two sets of blue struts, you get an “Impossible Cuboid” just like in M.C. Escher's famous painting Belvedere.
easy
Combine the squashed squares to build a 2-D shadow of the 3-D cube. By interweaving two sets of blue struts, you get an “Impossible Cuboid” just like in M.C. Escher's famous painting Belvedere.