01) (20 min; beginner) https://www.youtube.com/watch?v=K-PpDkbcNGo
02) (20 min. the 100) https://www.youtube.com/watch?v=YW2eRv4kCag
03) (25 min) https://www.youtube.com/watch?v=RDQmnzuE2q4
04) (25 min; harder) https://www.youtube.com/watch?v=Dt2FyFYRmes
05) (40 min; challenging) https://www.youtube.com/watch?v=qPL49XK8vEw
06) (45 min; cardio) https://www.youtube.com/watch?v=P921J1Fjoug
