Videos that provide viewers with brain teasers/mental puzzles. These may consist of problems dealing with the arrangement of matchsticks, coins, and other items. May include pencil drawing games, optical illusions, hidden images and "Find the Twin" problems.
Questions answered by this video:
Are the cubes in this optical illusion in reverse direction?
What are Thiery's reversing blocks?
Currently 2.0/5 Stars.
This classic optical illusion makes the blocks in the image seem as though them can flip in reverse.