​Packed with more than 100 brain-boosting picture puzzles, this Spot the Difference book for adults is designed to keep your mind sharp and thoroughly entertained. Keep your brain fit by searching for the hidden differences between each set of pictures. Help improve memory and focus by completing a new challenge in this "Find the Difference" puzzle book every day!Keep your brain fit and your memory sharp with a variety of fun and engaging puzzles from Brain Busters. From Crosswords to Word Searches to Spot the Difference and other stimulating challenges, our curated collection offers hours of mind-sharpening fun in these brain-training games to enhance memory and cognitive function. MORE THAN 100 PUZZLES & SOLUTIONS: Hours of fun and entertainment to enjoy with a large variety of everyone's favorite "find the difference" puzzles. TEST YOURSELF: each spot the difference puzzle is designed to keep your vision sharp and help improve memory and focus by searching for a different object from one picture to the next. LAY FLAT: Spiral-bound lays flat for ease of use at home or on the go. Whether you're drinking your morning coffee, riding on the train, or relaxing on vacation this crossword puzzle book can go with you. MAKES A GREAT GIFT A perfect gift for Mother's & Father's Day, Christmas, birthdays, vacations, and more, word finds make an excellent gift for any occasion. BRAIN BUSTERS(TM) Part of the Brain Busters Puzzle Collection from Parragon & Cottage Door Press. Look for other books including The Ultimate Book of Mixed Puzzles, Large Print Word Searches, Smithsonian Spot the Difference and More!