You Can Have Faster Fingers
Finger Exercises for the Cello, Book One gives you notes to play that will make your fingers more agile.

The double stop exercises included help correct collapsed fingersand and encourage good hand alignment.

By playing this book at the beginning of a practice session, you will ensure that the rest of your practice is more in tune.

Teachers: this book is a useful warm-up that ensures that the rest of the lesson will go more smoothly.