Did you know that by spending at least 30 minutes to an hour of crossword puzzles is more than enough to give your brain the exercise it needs? Yes, that's right! Like your body, your brain also needs daily exercise to keep sharp. By forcing it to think, new neuron connectors will be created so memory becomes more compact. Secure a copy of this book today!
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Hinweis: Dieser Artikel kann nur an eine deutsche Lieferadresse ausgeliefert werden.