In this position, pivot on ball of left foot as you lift right foot and step it across body to come into a wide stance facing the opposite direction (right). (health.com)
Then jump up in place, lifting right knee to hip height and come up on ball of left foot; simultaneously swing left arm overhead. (nourishtheplanet.com)
Jump Lunge Start in a split - stance lunge: right foot in front, ball of left foot planted on the floor behind you. (pumpsandiron.com)