1: 1. Plank: Hold for 30 seconds 2. Bicycle Crunches: 3 sets of 15 reps 3. Russian Twists: 3 sets of 15 reps

2: 4. Mountain Climbers: 3 sets of 20 reps 5. Leg Raises: 3 sets of 12 reps 6. Flutter Kicks: 3 sets of 20 reps

3: 7. Sit-ups: 3 sets of 15 reps 8. Spiderman Planks: 3 sets of 12 reps 9. Side Planks: Hold for 30 seconds each side

4: 10. V-ups: 3 sets of 12 reps 11. Reverse Crunches: 3 sets of 15 reps 12. Dead Bug Exercise: 3 sets of 12 reps

5: 13. Ab Rollouts: 3 sets of 12 reps 14. Scissor Kicks: 3 sets of 20 reps 15. Russian Twists with Medicine Ball: 3 sets of 12 reps

6: 16. Plank Jacks: 3 sets of 15 reps 17. Windshield Wipers: 3 sets of 12 reps 18. Lying Leg Raises: 3 sets of 15 reps

7: 19. Bicycle Crunches with Twist: 3 sets of 15 reps 20. Standing Side Crunches: 3 sets of 20 reps each side 21. Stability Ball Pike: 3 sets of 12 reps

8: 22. Single-Leg Jackknives: 3 sets of 12 reps each leg 23. Russian Twists with Dumbbell: 3 sets of 15 reps 24. Plank Up-Downs: 3 sets of 12 reps

9: 25. Oblique V-ups: 3 sets of 12 reps each side 26. Hanging Leg Raises: 3 sets of 12 reps 27. Full Body Roll Ups: 3 sets of 12 reps Get a toned core with these top 10 ab workouts!