This book provides more practice with music theory and harp technique through five types of activities: playing; writing; doing (such things as hand clapping); listening; and watching. There are 20 videos to watch online (links are provided), as well as 6 audio exercises. There are also answers online for all the written assignments. The harpist can use this book along with the Lesson book (and also the Tune book) with or without a harp teacher. 31 pages.