45 seconds of work, with a 15 second transition time
1.) DEAD BUGS
2.) BENT KNEE SIT UPS
3.) MOUNTAIN CLIMBERS
4.) PENGUINS
5.) ALTERNATING V SIT UPS

50 seconds of work, with a 20 second transition time
1.) Around Hands
2.) Dead Bugs Taps
3.) UB Holds (R/L)
4.) Hip Flexion
5.) Single Knee Fall Outs

50 seconds of work, with a 20 second transition time
1.) Bear Holds
2.) Bird Dog (R/L)
3.) Bird Dog (L/R)
4.) Dead Bugs
5.) Hollow Holds

Recommended by a ragamuffin in the forums, this core strengthening sequence will leave you feeling more supported from the center of your body.
EQUIPMENT NEEDED: Mat, Belt is optional
50 seconds of work, with a 20 second transition time
1. 10 Second Transverse Transverse Abdominal Holds
2. Knee ...

50 seconds of work, with a 10 second transition time
1. Cat Cow
2. Down Dogs
3. Seated V Side to Side
4. Supine Glute Rockers
5. Snow Angles

50 seconds of work, with a 10 second transition time
1. Bird Dogs
2. Dead Bugs
3. Penguins
4. Supermans
5. Alternating Knee Bends

50 seconds of work, with a 10 second transition time
1. Side to side Wipers
2. High Reaches
3. Squat to Heel Touch
4. Single Leg Abduction (1/2)
5. Pelvic Tucks