In Stock. The intervallic approach to reading is coupled with the gradual integration of multi-keys. This method is especially well suited for the study of piano at a younger age. A joyful way to begin piano lessons! The YOUNG PIANIST consists of:KM25 - KM29 ...Young Pianist Series Theory Pages KM36 - KM32 Solo Book KM37 - KM41. Here is a listing of related products.