30-Second Challenge: How Fast Can You Find the Odd One Out in This Puzzle?

30-Second Challenge: How Fast Can You Find the Odd One Out in This Puzzle?
The Epoch Times
Updated:

Brain benders are not only a lot of fun; they are also an excellent way to train the gray matter that keeps us sharp in our day-to-day lives. If you think of brain benders as brain exercises, even the simplest puzzle takes on a whole new dimension!

So, how about embarking on a little brain exercise without even having to leave your chair?