Star jumps or squat jumps (modify if you can’t jump– squat and reach) 15 reps
Ab side crunch 10 on each side
Pushups, elbows close to your sides (modify – on knees) 10 reps
In and out jump squats (modify if you can’t jump – just reach) 15 reps
3 rounds no rest. You use your big muscle group, your quads, glutes and chest, which burns more calories.