Do you have a free minute? Then we invite you to overcome a small but interesting visual puzzle.
Optical illusion
Observation tests are an ideal way to while away your free time and practice your cognitive skills. Ready to stretch your eyes and brain?
Among the letters “Z” shown in the picture, there are several sevens. Squint and try to find them all.
However, be careful — everything is not as simple as it seems.How many sevens are there? Have you counted more than five yet?
Keep your answer in mind and scroll below to check the result.Were you able to correctly count the number of sevens?
Or did you get a different result? Share your results in the comments.
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Source: tiengtrunghaato.edu.vn