skater hops

Stand with your feet shoulder-width apart. Bend your knees slightly and jump to the right, landing on your right foot. As you land, swing your left leg behind your right leg and tap the ground with your left toes. Immediately jump to the left, landing on your left foot. As you land, swing your right leg behind your left leg and tap the ground with your right toes. Continue alternating sides, jumping and tapping the ground with each leg. Repeat for the desired number of repetitions.