(Essential Elements). Essential Elements for Band offers beginning students sound pedagogy and engaging music, all carefully paced to successfully start young players on their musical journey. E features both familiar songs and specially designed exercises, created and arranged for the classroom in a unison-learning environment, as well as instrument-specific exercises to focus each student on the unique characteristics of their own instrument. E provides both teachers and students with a wealth of materials to develop total musicianship, even at the beginning stages. Essential Elements now includes Essential Elements Interactive (Ei), the ultimate online music education resource. Ei introduces the first-ever, easy set of technology tools for online teaching, learning, assessment, and communication. ideal for teaching today's beginning band and string students, both in the classroom and at home. For more information, visit Hal Leonard Online - Essential Elements Interactive. For a complete overview of Book 2, click here.