This challenging book is packed with brain-boosting ideas and challenges, as well as fun and testing exercises, puzzles, and quizzes. Designed to sharpen your memory, focus your mental skills, and transform your concentration, this book will keep your mind young and active so you can become more productive today.
The Parragon name means quality, entertainment, and value and has been at the forefront of publishing for nearly 40 years. Going forward as an imprint of Cottage Door Press, the Parragon brand includes books that are interesting, entertaining, and affordable. The Parragon tradition continues...