The puzzles in this all-new Daily Brain Games calendar have been designed in coordination with scientific experts to exercise key cognitive skills and build memory vitality.More and more research confirms that regular, challenging, intellectual engagement keeps our brains sharp and reduces decline of mental agility. Each daily page features a number, word, or conceptual challenge that invigorates your mind and enhances mental functioning. You’ll find these daily exercises a fun and satisfying way to keep your brain sharp every day.