Healthy brains love trying out new perspectives, and this puzzle will force you to do just that. Can you figure out the missing letter in the last triangle?


From Alzheimer’s Association Presents: The Challenge Your Brain Puzzle Book


Show me a hint.

There is a certain logic in and around the triangles that will point you to the right answer.


Show me the solution.

The missing letter is “E.” Beginning with the “C” in the first triangle and moving counter clockwise in each successive triangle, the phrase spells out “Can you solve this puzzle?”