Improve your memory—and have fun!—with 90 days of brain teasers. Forgot where you put your keys multiple times this week? Having difficulty remembering your to-do list? Boost your ability to recall details and strengthen your long-term memory with Brain Teasers for Memory Fitness , the ultimate 90-day mental challenge that increases in difficulty from easy to hard. With a variety of fun brain teasers, including trivia, word games, recall tests, sudoku, logic puzzles, and more, you’ll be amazed by the improvement you see in how you process and recall information. Get started on your journey to better memory fitness today! Brain games focused on memory. Developed by a puzzle expert, these brain games are specifically designed to exercise and strengthen your memory functions. 90 days of brain teasers, plus bonus puzzles . With puzzles that go from easy to hard, this challenge will help you develop a consistent mental exercise routine. Variety of activities. Enjoy a mix of trivia, word puzzles, memory games, recall challenges, sudoku, mazes, crosswords, and logic puzzles. The perfect gift for any age. Enlarged, clear print and quality paper make this an ideal gift for adults of all stages, including seniors. Keep your good habit of daily brain exercise going with the other top-selling titles in the series: Sudoku for Brain Fitness, Crossword Puzzles for Brain Fitness, Logic Puzzles Book for Brain Fitness, and Word Search Puzzles for Brain Fitness .