How do you play 7 nations army on recorder?

To play "Seven Nation Army" on the recorder, start by familiarizing yourself with the melody's notes. The main riff can be played using the following notes: B, B, B, F#, B, D, C, B. Use your left hand to cover the top three holes and your right hand for the next three as you play. Practice the rhythm slowly, gradually increasing your speed as you become more comfortable with the notes.