1. Plank

Keep belly button pulled toward spine the entire time
Try to hold it for at least 30 seconds
Keep belly button pulled toward spine the entire time

2. V- Sit Abs

Try to hold it for 30 seconds and increase the duration gradually.
Make an alphabetical V with your body with the help of your arms and legs.
Keep belly button pulled toward spine the entire time.

3. One-Legged V-Sit

Create a V with your body using your arms and legs while one leg is held 1 inch above the ground.
Try holding each leg for 30 seconds and slowly increase the duration each week.

4. Static Crunch and Hold

Crunch and hold for 30 seconds and slowly increase.
After the 30 seconds go slightly higher and hold for another 30 seconds.