Face and hold on to something; a chair, a treadmill etc. Kick one leg out to the side. Lead with your heel and do not raise your hip to kick higher. It’s fine to have a small kick.

Make it harder: put on ankle weights.
Face and hold on to something; a chair, a treadmill etc. Kick one leg out to the side. Lead with your heel and do not raise your hip to kick higher. It’s fine to have a small kick.
Make it harder: put on ankle weights.