Bootcamp - The workout. Beginner through advanced reps to give you cardio, strength, and ab exercises all in one workout. No gym or equipment needed! Can easily be done in one room while catching up on the DVR. read as: no excuses!
love doing this circuit at home when i'm short on time. can do all of the exercises (all 3 circuits) twice in about 20 minutes and break a great sweat! Printable Full-Body Circuit Workout — No Equipment Needed!
Ballet Abs - I don't remember doing any of these separately (except for crunches) when I use to dance. I got my "ballet abs" by holding it in during class for 10 years; however, these exercises are great for anyone.
Brazen fit 24 day ab challenge - the fact that you saw this means that you should do this! It's just 24 days! You have time to give the necessary minutes every day for this. Remember YOU ARE MEANT TO SEE THIS AND DO THIS!