Merry Christmas

Happy Holidays, Merry Christmas, Feliz Navidad!

December 25, 2017 by SharpBrains

– Traditional Christmas tree in Ibirapuera Park, São Paulo, Brazil

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Top 10 Brain Teasers and Illusions

You think you know the colors? Try the Stroop Test
Check out this brief attention experiment
Test your stress level
Guess: Are there more brain connections or leaves in the Amazon?
Quick brain teasers to flex two key mental muscles
Count the Fs in this sentence
Can you identify Apple’s logo?
Ten classic optical illusions to trick your mind
What do you see?
Fun Mental Rotation challenge

Check our Top 25 Brain Teasers, Games and Illusions

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SharpBrains is an independent market research firm tracking health and performance applications of brain science. We prepare general and tailored market reports, publish consumer guides, produce an annual global and virtual conference, and provide strategic advisory services.

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