Entertainment Brain-Active Puzzle for Training Professor Kikunori Shinohara's Head 200 Calculation

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Various Arts and Entertainment
In addition to the calculation problem, we collected 200 questions that have strong puzzle elements in which the answer is derived by using the head. It can surely improve the function of the prefrontal area of the brain, which is responsible for working memory, and it is also connected with the prevention of the cognitive function lowering of the brain. Let's work with excitement and work hard with the goal of continuing every day.