Ravensburger’s XXL 100-piece puzzles are ideal for children aged 6 years and older as the size of the puzzle pieces and the complexity of the jigsaw is designed to match their cognitive ability. Puzzles also are great for improving children’s’ hand-eye coordination, fine motor skills, gross motor skills, problem-solving skills, shape recognition, and memory. Ravensburger has been making puzzles in Ravensburg, Germany since 1891, and their expertise in the field make them the world’s most popular puzzle brand. Finished Puzzle Size: 49x36 cm. Age guide: from 6 years.