Cougar Sports Clariden offers competitive after-school athletics programs in the Fall, Winter, and Spring seasons for both Middle and Upper School students. FallCross Country – Boys & GirlsWinterBasketball – Boys & GirlsSpringTrack & Field – Boys & GirlsVolleyball – Boys & GirlsCompetition We compete as a member of the Texas Association of Independent Athletic Organizations (TAIAO).