When we are playing in the key of G major, the seventh grade of that scale is the note F sharp.
Therefore, we must keep in mind that we will be using this note frequently so it is best to learn it as soon as possible.
When we play in the key of D Major we must also know the notes, F sharp and C sharp.
A good option to practice this note is to try to play any song that is in the key of G Major or D Major.
How to play F sharp on recorder
To play F sharp with our recorder we must cover with our left hand all the holes including the back hole and with our right hand we will only cover holes 5 and 6.
You will get the F sharp, this note is the enharmonic of the note G flat.
Notice how it is also written on the stave, in the first space and with its corresponding sharpened sign.