2d.—1 2 3, 3 2 1; 1 3 3 1, 1 2 1, 2 3 2, 3 2 1.

3d.—1 2 3 4 5, 5 4 3 2 1. 1 3 5, 5 3 1, 1 5 5 1.

4th.—1 2 3 4 5 6; 6 5 4 3 2 1; 1 6, 6 1; 1 3 5 6.

5th.—1 2 3 4 5 6 7, 7 6 5 4 3 2 1; 1 3 5 8, 8 5 3 1.

6th.—1 2 3 4 5 6 7 8, 8 7 5 6 4 3 2 1; 1 3 5 8.

This exercise can be varied by repeating each note one two, three, or four times.

7th.—1 1 2, 2 2 3, 3 3 4, 4 4 5, 5 5 6, 7 7 8, 8 7 6 5 4 3 2 1.

8th.—1 1 2, 3 3 4, 5 5 6, 7 7 8; 8 7 6 5 4 3 2 1.

9th.—1 2, 1 2 1; 2 3, 2 3 2; 3 4, 3 4 3; 4 5, 4 5 6; 5 6, 5 6 7; 6 7, 6 7 8; 8, 7, 6, 5, 4, 3, 2, 1.

10th.—1 1, 2 2, 1; 2 2, 3 3, 2; 3 3, 4 4, 3; 4 4, 5 5, 4; &c.