- Sit-up’s 10 reps of 20 or to failure
- Flat bench leg raise 10 reps of 20 or to failure
- Jackknife sit-up 10 reps of 20 or to failure
- Flat bench leg pull-in 10 of 20 or to failure
- Toe touchers 10 of 20 or to failure
- Crunches 10 of 20 or to failure
Beginners are better off performing just three out of the six exercises for two sets each of as many reps as possible, with a minute rest between sets. Build it up from here.
