The Trumpet and the Drum Op. 89, No. 20 by Russian composer Dmitri Kabalevsky is a 20th Century era work from his set called 35 Easy Pieces. It’s a Late Elementary work featuring Blocked 2nds and Extended Hand Positions.
March Op. 98, No. 3 by Russian composer Alexander Gretchaninoff is a 20th Century work from his set called Children’s Book. It’s an Early Intermediate work featuring Homophony and Simple Two Voices in One Hand.
Arietta in C Major, Op. 42 by Italian composer Muzio Clementi is a Romantic era work from his set called An Introduction to the Art of Playing on the Pianoforte. It’s a Late Elementary work featuring Elementary Single Note Accompaniment and Extended Hand Positions.