The standard in ear training instruction is Horvit/Koozin/Nelson MUSIC FOR EAR TRAINING: CD-ROM AND WORKBOOK. The Fourth Edition workbook and CD take a hybrid approach to deliver a wealth of practical material that will help students quickly improve their listening and ear training skills. The CD-ROM is easy to use and includes high-quality recordings of various instruments playing each exercise. The dictation repertoire includes basic rudiments (intervals, chords, and scales), melodies, four-part harmonic settings, and varied textures from musical literature.