IMPORTANT - EBOOK edition of this book is an PRINT BOOK REPLICA and not used for completing puzzles on the device. The eBook is a preview providing useful content on the benefits of crossword, sudoku and other puzzles for both children and adults, also showing the actual puzzles available in the physical copy of the book. A BONUS link in the book lets you download books with high quality crossword puzzle and sudoku book PDF pages with dozens of puzzles with clues and answers that readers can PRINT. The download is optional, it is not the main function or purpose of this ebook - PRINT REPLICA. Turn the pages of this book of crossword puzzles if you want to better your memory without having to go through rigorous treatments. This is a cost-effective yet very efficient means of pushing your brain to create new neuron connectors. As a result, you get to remember details faster and absorb information better. Invest in knowledge, buy a copy today!