Friedrich Wilhelm August Froebel is known as the founder of kindergarten education. He developed a system of education for young children based on principles of play, nature study, and hands-on activities. Some key aspects of his educational philosophy included developing the whole child through physical, intellectual, emotional and spiritual growth. He created special learning materials called "gifts" and activities called "occupations" to teach concepts to young children in a play-based way. While his kindergarten system focused on self-directed learning through play, it also emphasized social and moral development. His principles of education had both benefits in nurturing child development but also limitations regarding outdated songs, lack of structure