An easy-to-use songbook great for those who do not read music. Jumbie Jam Songs by Letter: Children's Favorites The Jumbie Jam Songs by Letter Series includes the melody in easy to read large print. The notes are marked by letter which match the notes labeled on the Jumbie Jam, but they may also be used to play other instruments eg. Boomwhackers, xylophone, or recorder. Great for those who do not read music! 13 pages, 8 songs. Difficulty Level: Low / Beginner Songs include: Twinkle, Twinkle Little Star; Mary had a Little Lamb; Old McDonald Had a Farm; This Old Man; Row, Row, Row Your Boat; Doe A Deer; Chopsticks; When the Saints Go Marching In.