This could be a couple sets of
easy goblet squats, a few sets of jumping exercises, or just walking lunges.
Not exact matches
If you have poor hip mobility, you can work on improving it by starting with an
easier variation like the
Goblet squat that allows you to
squat lower while keeping your torso upright.
Something better might be a
goblet squat, as it's harder than a leg extension, but
easier to learn than
squats.