Welcome to Traffic School by Improv, California Edition. Just like we revolutionized traffic school industry 20 + years ago by pioneering the comedy traffic school concept, we are doing it again!Meet the first California DMV licensed and court approved traffic school app.Improv Traffic School is a CA DMV Licensed Traffic School with this app you can complete the entire course on your phone, tablet or a computer. The course can be completed all at once or a little at a time. You also can start on one device and continue on another anytime anyplace. - 6 Short Chapters - No Timers - 25 Q. Multiple-choice exit quiz - Certificate within 30 min.