Stand feet spaced shoulder width facing 90 degrees from a box.
Jump up and turn to land evenly onto the box.
Slowly step down and repeat.
Landing heels first.
Rushing repetitions.
Landing one foot before the other.
Stand facing across from a box or platform with your feet spaced at approximately hip width apart and have a slight bend in the knees.
Start by lowering down and swinging your arms back for momentum, then explosively jump up and forward whilst turning onto the box. Gently land on the box with the balls of your feet first and knees bent, then step down to the start position. As you jump bring your knees up towards the chest. Repeat for the desired repetitions.