1(Essential Elements Recorder). The new Essential Elements Classroom Method for Recorder is designed for today's classroom, including easy-to-use technology features that enhance the learning experience for any teaching situation. Essential Elements for Recorder is an effective tool for introducing or reinforcing general music concepts, as an introduction to ensemble performance (band, orchestra, and choir), or for individual or small group instruction. Includes over 130 songs, instrument basics, music reading, duets and rounds, music history, and a fingering chart.