If you can spot the T hidden in a collection of Ls within 10 seconds, you’re something special, according to researchers.
Johns Hopkins University published the puzzle, stipulating that “it won’t be red,” which is key.


If you can spot the T hidden in a collection of Ls within 10 seconds, you’re something special, according to researchers.
Johns Hopkins University published the puzzle, stipulating that “it won’t be red,” which is key.