Free standing single leg squats
                                While standing on your right foot, reach your buttocks backward and torso slight forward to keep your body weight over your foot as you bend your right knee.                            
                            
                                            Forward lunges
                                While standing, take a large step forward with your right leg and bend your knee as you bring most of your weight forward onto the right leg.                            
                            
                                            Single leg squats with the ball
                                Stand sideways parallel to a wall with a stability ball between your left hip and the wall.                            
                            
                                            Steps downs
                                With your right leg firmly on the step, bend the right knee with control, while dropping the left heel down towards the ground.                            
                            
                                            Wall squats with stability ball
                                Stand with your back to a wall, with a large stability ball between your back and the wall at the level of your low back.                            
                            
                                            Wall Squats
                                Stand 6-8 inches from a wall, with a small ball or towel roll gently squeezed between your knees.                            
                            
                                            Seated knee extensions
                                Sit on a firm chair with an ankle weight or resistance band around your ankle.                            
                            
                                            Standing hamstring curls
                                Bend your right knee up towards your buttocks, then lower with control.                            
                            
                                            Sit to stand
                                Shift forward until your buttocks are near the front of the seat, and place your feet firmly on the floor with your toes under your knees.                            
                            
                                            Hamstring setting
                                Sit or recline with your right knee bent to 45°, and your foot flat on the bed.                            
                            
                                            Quads setting
                                Sit or recline with with your right leg extended in front of you and a rolled towel placed under your right knee.                            
                            
                                            Wall Flexion
                                Lay on the floor, perpendicular to a wall with your right leg extended up the wall.                            
                            
                                            Strap Flexion
                                Lay down or site with your right knee bent, your foot flat, and with a strap around your right ankle/shin.                            
                            
                                            Lateral cross-overs
                                Standing. Move sideways toward your left, alternately      cross your right foot in front of the left, then behind the left as your      travel. Gradually increase your speed. Repeat in the opposite direction      with the left foot crossing over.