Sonatina for clarinet and piano (dedicated to Nadia Boulanger) (1959)
String Quartet (1960)
In Praise of Johnny Appleseed (for bass, chorus, and orchestra), based on the
Vachel Lindsay poem, entered into the 1942
National Federation of Music Clubs' choral composition contest. (
Kettering won this contest with a work based on a Vachel Lindsay Johnny Appleseed poem)[3]
Symphony for 2 pianos (reworked from Symphony No. 1) (1949-79)
Prayer and Toccata for 2 pianos and organ (1969-79)
Opera
Boston Baked Beans (1952)
A Mirror for the Sky (a folk opera, first performed 1957)
Gerald McBoing-Boing (1950 cartoon based on a story by
Dr. Seuss); Kubik composed also a longer version which is sometimes performed as a narrated concert piece with Dr. Seuss's text
The Miner's Daughter (1950)
Two Gals and a Guy (1951, aka Baby and Me) (incidental music, also served as musical director)