The W21PR - Standard of Excellence Book 1 Drums and Mallet Percussion - Book Only is a comprehensive band method book written by KJOS. It is designed for students learning to play drums and mallet percussion instruments. This book is part of the Standard of Excellence series and provides a comprehensive guide for beginners. It covers various techniques, exercises, and musical pieces to help students develop their skills and musicality. Whether you are a beginner or an experienced musician, this book is a valuable resource for learning and improving your drum and mallet percussion playing.