Bestselling puzzle brand worldwide - With over 1 billion puzzles sold, Ravensburger is the bestselling puzzle brand worldwide. Every piece is unique None of the frustrations you find with other puzzle brands. With Ravensburger, every individual piece has a completely unique shape. Perfect for your child Puzzles for toddlers and kids of every age help support a childs development as they play, building skills such as concentration and creativity. Makes a great gift - Puzzles are a fun activity to do alone or in a group, and make a perfect gift for birthdays and holidays. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.