These supplies include useful trumpet books that I recommend for my students.

Trumpet Books

FUNsembles:Easy Duets (Trumpet): for Beginners
Daily Drills and Technical Studies for Trumpet
Master Duets (Trumpet), Vol 1: Intermediate
Daily Dose: Scales for Improvisation: Trumpet
Improve sight-reading! Trumpet, Grade 5-8:
Elementary studies for trumpet
Eighth Note Madness - Trumpet in Bb (Volume 2)
Rubank Elementary Method - Trumpet
Easy Pop Melodies: for Trumpet
Measures of Success, Trumpet Book 1
The Real Christmas Book: C Edition Includes Lyrics!
Eighth Note Madness - Trumpet in Bb