A brain teaser is a short, playful puzzle designed to make your mind stretch and smile. It could be a riddle, a tricky question, a visual illusion, or a logic twist that nudges you to think beyond the ...
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Test your observation skill in this 9-second brain teaser challenge to spot the hidden number 3!
An optical illusion brain teaser tricks the brain into perceiving something different from reality by exploiting how our visual system processes information. These illusions manipulate light, colour, ...
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