Mental stimulation plays an important part in insuring that our brains remain sharp and agile, and the experts at HAPPYneuron have developed games and exercises that are not only scientifically proven to improve brain functi...

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Mental stimulation plays an important part in insuring that our brains remain sharp and agile, and the experts at HAPPYneuron have developed games and exercises that are not only scientifically proven to improve brain function but are also fun to play.

HAPPYneuron.com has 10 million users who have completed more than 150 million games on the site in ten different languages. Each page of this calendar contains a challenging and engaging game or puzzle for readers of all ages who are looking for a fun way to keep their brains in tip-top shape. 

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