The F G A B Discovery piano piece teaches the F-G-A-B note group just above middle C on the piano keyboard.
Find the F, G, A, B group directly beneath every 3 black key note group. This F Major Hand Position is illustrated below.

Three Black Note Groups on Piano
You will find the F G A B note group beneath every three black note group on any piano or keyboard, including the accordion.
The F G A B note group are the 3 white keys located directly below each and every 3 black note group all the way up and down your entire piano or keyboard. View illustration below as an example.
Piano Practice Tips
Use the following 3 piano practice tips to learn the F G A B Discovery Piece below in the most efficient and easy manner.
1. Place the right hand first finger (thumb) on the first F above middle C to begin this piano exercise.
2. Saying the letter names as you play each note shortens your learning curve in learning this right hand note group.
3. Be sure to combine this piano finger exercise with the C-D-E Waltz to learn the entire musical alphabet.
Piano Lesson Links
How to Play Two Hands Together on Piano
Music Flash Cards Treble and Bass Clef Notes