This puzzle book is terrific for elderly adults who have experienced cognitive decline due to illness. The book is filled with easy-to-solve puzzles that are made up of clear images and large print. There are three kinds of puzzles included: 1) Find the odd one out -- where the solver finds the picture that is different from the rest; 2) Spot the differences -- where the solver finds the differences between two pictures; and 3) Word search -- includes easy word search puzzle with words only placed across and down. This is a great puzzle book to pass the time in a relaxing way, help improve focus, and have fun at the same time.