Happy Fathers Day Calcudoku Activity Puzzle Book

Happy Father's Day Calcudoku Activity Puzzle Book Fill all the empty squares with digits from 1 to 4 so that each digit appears once in each row and column. The digits must also produce the number in the top left of the shape when multiplied together. Customized activity puzzle books speak to their recipients on a more personal level, making them feel special. Plus, activity puzzle books are universally functional gifts, for both kids and adults. It is proven that puzzles are a great way to reduce stress and increase self-esteem all while keeping your small motor skills active. This new activity puzzle book will delight both existing fans and new puzzle enthusiasts as they discover this timeless and unique collection of entertainment. These puzzles are designed to keep you challenged and engaged, so sharpen your pencils and get ready! The Journal of the American Medical Association (JAMA) finds that cognitive puzzles "can bolster the mind in the same way that physical exercise protects and strengthens the body." Mega Media Depot has created an awesome collection of unique books all with personalized covers.