Piano Tutor Book 3 Track 1 Rock the Cradle by Andrea Monk|Published 27 December 2018 https://andreamonk.co.uk/wp-content/uploads/2018/12/Piano-Tutor-Book-3-Track-1-Rock-the-Cradle.mp3“Piano Tutor Book 3 Track 1 Rock the Cradle. This piece is in the key of G major”.