This beautiful and interesting full colour puzzle book for adults contains a selection of historical paintings that portray great events in history. It features: Nineteen spot the difference puzzles based on famous artworks: 19 Greatest War and Battle Paintings. There are 10-15 differences for each puzzle (more than 200 differences). The images are presented on two separate facing pages. Big size of the book: 8.5" x 11" ensuring you have maximum pleasure finding the changes. The paintings have tiny variations between colour and patterns, also additions. The solutions are at the back (white circles on each picture). Great for improving your power of observation, also a perfect gift for fine art lovers.