Recorder fingering quiz free

This fingering trainer is intended for memorizing of a recorder fingering.
You only have to recognize a note in a staff and fix the corresponding set
of the recorder holes that need be opened, closed or half-closed for this note.

The trainer may be useful both for beginner recorder musicians and for
more experienced ones, if they will want to be used to alto instead
treble or baroque fingerig instead german fingering.

Depending on preferences the trainer can prompt wrong holes, allow next
step when answer is wrong, set notes order upward or at random.