Ravensburgers 500 piece puzzles are designed to challenge and comfort by creating a difficult but more satisfying-than-frustrating experience. Puzzling is more than just fun! Puzzling develops logical thinking and problem-solving skills, memory, focus, and concentration, and builds confidence. Plus, its a great way to unplug, relax, and destress. The finished puzzle measured 19.5 x 14.25 when complete. Suitable for ages 10 years and up.