BW Squat Progression

Level 1, Squat to Toes: Squat down slowly with knees tracking in line with toes. Ascend quickly, rising onto toes. Level 2, Forward Lunge: Perform alternating forward lunges; do not allow knee to buckle inwards. Level 3, Single Leg Squat: Squat on one leg with knee tracking in line with toes. At the bottom, shoulder, knee, and toe are in a plane.