Pool Day: Tween Edition That transition isn’t always easy, so you might as well make it FUN!! Ainslee is sharing a few of her favorites for a fun day in the sun. Pre-teen, tweenager, girls swim, girls beachwear, pool day for kids, kid style, summer with kids, vacation for kids, swimwear for girls, pre teen swim, bucket hat LTKSeasonal LTKkids LTKswim