Yes they do have those kinds of skirts at walmart
you wear it slightly above your belly button and you wear it above your top and if you have a plain top make sure to accessorize with a nice long necklace.:)
if you go to Nordstrom then go to the teens section at brassplum they have tons of high waisted skirts to choose from
sometime but always try to but tight black high waisted skirts try buying them at urban planet