Only 27% Of People Can Spot The Different Skull Within 2 Minutes

The sight that your eyes see is a message instantly delivered to your brain. This coordination between your eyes and mind must be kept active so it doesn't easily wear out. To help you with that, this odd-one-out quiz can help you get the messages running which will then trigger your brain to keep itself active. See if you can find the odd skull in all 6 levels.
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