You can also get wild and choose to work on a particular extension in this exercise. So, Dominant 7 #11 for example. You would emphasize that sound/color all the way through, to really get comfortable with it. Have fun!
1. Pick chord quality
2. Play the arpeggio in all 12 keys (choose ascending or descending, choose interval to shift through ex: half-step, minor 3rd)
3. Improvise lightly on root position arpeggio through all 12 just within the octave
4. Improvise a cadenza on each arpeggio without tempo/time res...