Playing is the nature of human, and it has been said that science is in driven by curiosity and fun-loving spirit of human. However, for scientists and ordinary people, the original intention of playing is to make themselves feel joyful and satisfied. They discover, transform, and beautify all that from nature, making them into the most beloved game materials, and then toys were made. Hundreds of years' prosperity of ancient city of Beijing has developed the leisure way of life for its people. In Beijing, toys are called stuff, while people making toys are considered as artisans.