Plank: Hold a straight body position on forearms and toes.
Side Plank: Hold a straight body position on one forearm and the side of one foot.
Dead Bug: Lie on back, extend opposite arm and leg while keeping back flat.
Russian Twist: Sit, lean back, twist torso side to side with a weight.
Bicycle Crunches: Lie on back, alternate bringing opposite elbow to knee.
Leg Raises: Lie on back, lift legs straight up, lower without touching ground.
Mountain Climbers: Plank position, alternate bringing knees to chest quickly.
Bird-Dog: On all fours, extend opposite arm and leg, switch sides.
Hanging Leg Raises: Hang from a bar, lift legs to chest.
Swiss Ball Rollout: Kneel, roll a Swiss ball forward with forearms, return.
These exercises target various core muscles and improve overall stability and strength.