Since 1891 Ravensburger been making the finest puzzles and it's Ravensburger'S attention to detail, which makes Ravensburger the world's greatest puzzle brand. Experience a puzzle quality your child can grow with - piece by piece. Ravensburger puzzle pieces are extra durable to withstand the demands of little hands. Ravensburger'S puzzles help your child to develop hand-eye coordination, fine motor skills, problem solving, shape recognition, memory, task completion and independent play. According to psychologists a child's brain development is positively influenced when a child acts on or manipulates the world around him or her. Puzzles provide that key opportunity.