Hold plank position, engage core. Mistakes: Sagging hips, not engaging core.
Rotate torso side to side, engage core. Mistakes: Not fully rotating, not engaging core.
Lift legs to 90 degrees, engage core. Mistakes: Using momentum, not engaging core.
Engage core, reach side to side. Mistakes: Not engaging core, not reaching far enough.
Full body movement, ensure proper form at each stage. Mistakes: Poor squat form, not fully extending in jump.