1: "Planks and Side Planks to Strengthen Your Core."

2: "Crunches for Toning Your Abs and Obliques."

3: "Mountain Climbers for a Total Core Workout."

4: "Russian Twists for Building a Stronger Core."

5: "Bicycle Crunches for Sculpting Your Waistline."

6: "Leg Raises to Target Lower Abdominal Muscles."

7: "Flutter Kicks for Engaging Your Core Muscles."

8: "Dead Bug Exercise for Stability and Core Strength."

9: "Superman Pose for Strengthening Your Back and Core."