Take a closer look at these famous paintings and endeavour to discover 20 differences along the way.
Study world-famous works from an iconic collection like never before. Inspired by the National Gallery's best-loved paintings, find 40 fun and challenging visual puzzles that traverse art history with the likes of Raphael, Rubens, Rembrandt and Renoir. Lose yourself in moody seascapes, poignant portraits, bustling markets and mythical scenes. Test your brain, artistic understanding and knowledge with this rewarding, detail-driven and witty collection.