1. Crunches
Hold a medicine ball while doing crunches. It will give your arm a work out too. Do 3 sets of 20.
2. Knees to Elbows
Lay on your back and bring your legs up. Have your knees bent. Your arms should be behind your head. Sit up bringing your right elbow to your left knee and then switch bringing your left elbow to your right knee. Do 3 sets of 20 again.
3. Russian Twists
Bring your feet off the ground. You can hold a medicine ball too. Twist to your left side with your feet going to your right side. Twist to your right side with your feet going to your left side. Do 3 sets of 20.
4. Flutter kicks
Lay flat on your back. Raise your feet above the ground. When your right leg goes up, your left leg should be raised about an inch off the ground. Then switch your legs. Your core should be tight. Do 3 sets of 20.
5. Squats
Your feet should be shoulder width apart. Squat like you are going to sit in a chair. Your knees shouldn’t go over your toes. Keep your back straight. Do 3 sets of 20.