You are challenged to find the answer to the optical puzzle given here. That is, you only need to find out how many triangles are in the picture within 8 seconds. If you can find out in 8 seconds, you are a genius.

You are challenged to find the answer to the optical puzzle given here. That is, you only need to find out how many triangles are in the picture within 8 seconds. If you can find out in 8 seconds, you are a genius.