1000 Colours puzzle by designer Clemens Habicht will make your head explode (VIDEO).
1000 Colours #puzzle… will make your head explode http://www.slate.com/blogs/the_eye/2014/12/16/_1000_colours_puzzle_by_designer_clemens_habicht_will_make_your_head_explode.html Smooth gradients form a distinct pattern that’s hard to assemble