1 page of 4 exercises for young horn players to practice switching and recognizing harmonics in 0, 2, 1, 12, & 23 fingerings. The highest note is G on the treble staff. The lowest note is Ab below the treble staff. These exercises are ideal for 1st and 2nd year players. Playing all exercises is not necessary. The student can focus on one fingering set at a time if desired. Enjoy!