21-Day Tone Up ChallengeWorkout DatabaseAround the World Squats Bear Crawl Bridge Burpees Calf Raise Elevated Bridge Floor Tap with Knee Raise Flutter Kick Front Kicks Leg SpreadersMason Twist Plank Jack Pushup + Crawl Back Sit-up and Reach Skaters Squat Jacks Star Jump Tricep Dips Walking Plank Wall Push-Up