I Want SIX pack Abs, core Exercises Volume 1 ( one )

V-Up
1) Start position: Lie back onto floor or bench with knees bent and hands extended towards ceiling. Head should be in a neutral position with a space between chin and chest.
2) Leading with the chin and chest towards the ceiling, contract the abdominal and raise shoulders off floor or bench. Also raise legs up towards ceiling and attempt to touch your hands to your feet.
3) Return to start position.

Full Sit Up
1. Start position: Lie back onto floor or bench with knees bent and hands behind head. Keep elbows back and out of sight. Head should be in a neutral position with a space between chin and chest.
2. Leading with the chin and chest towards the ceiling, contract the abdominal and raise shoulders off floor or bench until you are seated in an upright position.
3. Return to start position.
4. Remember to keep head and back in a neutral position. Hyperextension or flexion of either may cause injury. 

Hanging Hip Raise
1) Grab onto bar and hang from the bar with your arms straight.
2) Start position: bring knees up with hip flexed at approximately 90°.
3) Keeping back firmly pressed against back support, slowly lower legs.
4) Return to start position.
5) Remember to keep head and back in a neutral position. Keep stomach tight (naval drawn in towards spine) throughout entire movement.

Lumbar Roll
1. Lie on your back with your legs in thighs perpendicular to the floor and your knees bent.
2. Keeping your shoulders on the ground slowly rotate your legs to the right until they touch the floor.
3. In a controlling manner bring your legs back up to the starting position.
4. Repeat with the other side.