Intro to Jazz: There are 3 main progressions to start off with in jazz: Circle of 5th’s (chromatic and diatonic), the iim7 V7 IMaj7, and I vi ii V. Then start with the tunes which get those formulas in your hands, ears, and mind. It’s a process which WORKS !
Videos : Intro to Jazz
Tea for Two combo style with improvisation
Intro to Jazz : Get the right chords, voicings, and progressions