Gym, cardio
Jump your feet wide while your arms swing all the way overhead, then back together.
Beta: we're less sure how well one camera can judge this move, so treat the scores as a rough guide.
Phone at hip height, about 3 metres away, facing you.
Your whole body, head to feet, needs to be in the picture. The coach will remind you if it can't see you.
Arms only halfway
Swing your arms all the way up until your hands nearly meet.
Feet too narrow
Jump your feet wider than your shoulders.