Let’s exercise our occipital lobe (the visual processing center in mammalian brains) and test our cognitive abilities!  This brain teaser/puzzle is via SharpBrains.

Pick the piece that’s missing from the diagram on the left:

Visual Brain Teaser

 

Figure it out?  To reveal the answer, highlight this space (the answer is C) with your mouse.

More brain teasers and puzzles can be found here.