There are only 13 seconds: show your wit and find the extra number

Puzzles help improve cognitive skills and may have long-term benefits in reducing the risk of age-related neurological diseases. Regular brain training improves the functioning of the prefrontal cortex and promotes dopamine production.

An exciting mindfulness puzzle is gaining popularity online. Try to find the extra number as quickly as possible.

Puzzles are usually mistakenly considered to be just children's fun, but scientists have proven that intellectual challenges are good for people of all ages. Finding an anomaly in an image requires maximum concentration, observation and attention.

Only the most agile and clever will be able to spot the extra number in just 13 seconds. This puzzle will test your critical thinking, visual acuity, and cognitive skills.

Did you manage to quickly find it? The correct answer is below.

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