We’ll isolate two fingers at a time with these exercises. For example the first exercise you’ll only use your 1st and 2nd finger. In exercise 2 you’ll use your 1st and 3rd finger, and so on.
Fig. 1
1st and 2nd fingers
Fig. 2
1st and 3rd fingers
Fig. 3
1st and 4th fingers
Fig. 4
2nd and 3rd fingers
Fig. 5
2nd and 4th fingers
Fig. 6
3rd and 4th fingers