Being consistent and aware of how your tongue moves.
Prepare yourself – body and mind for a good flute practice.
Playing long notes and listening to the quality of what you are doing during one note.
A round-up of the flutes and how YOU can make your own and many other flutes too! Full details in Fantastic Flutes! (60+ Things You Can Do with Flutes), Spartan Press. SP1128.
Respecting and understanding all the information on a piece of music. So much information to help you perform in an interesting and varied way. A good place to start!