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:
Which is the larger inner circle in this optical illusion?
Currently 2.0/5 Stars.
Another image of circles within circles, which makes it difficult to determine which inner circle is larger.