Children's piano course, this set of children's piano teaching materials is completely based on children's special physiology and learning psychology. In addition to choosing the most commonly used content suitable for children to learn, such as Bayer etudes, Hanon finger exercises, Chinese and foreign children's famous songs, scales, arpeggios, chords, etc., in view of the phenomenon that children can't play music or have weak reading ability, a rich, interesting but not boring curriculum structure is adopted, including exercises or playing skills, common knowledge and exercises of staff, and the playing skills and techniques are combined with music theory knowledge as much as possible. In order to make this set of teaching materials closer to children, so that kindergarten piano teachers and children really like it, the author specially created more than 70 piano ditties with the theme of kindergarten life and study. By practicing and playing music, children learn and master music theory knowledge as well as playing skills.