mer ged ▁with ▁Gree ley , ▁combined ▁school ▁renamed ▁Central ▁Valley ) ▁ ▁Sp ald ing ▁Academy , ▁Sp ald ing ▁ ▁Wol bach ▁High ▁School , ▁Wol bach ▁( mer ged ▁with ▁Gree ley , ▁combined ▁school ▁renamed ▁Central ▁Valley ) ▁ ▁Hall ▁County ▁ ▁Central ▁Catholic ▁High ▁School , ▁Grand ▁Island ▁ ▁Don i phan - Tr umb ull ▁Second ary ▁School , ▁Don i phan ▁ ▁Grand ▁Island ▁Senior ▁High ▁School , ▁Grand ▁Island ▁ ▁North west ▁High ▁School , ▁Grand ▁Island ▁ ▁Wood ▁River ▁R ural ▁High ▁School , ▁Wood ▁River ▁ ▁Hamilton ▁County ▁ ▁Aur ora ▁High ▁School , ▁Aur ora ▁ ▁G ilt ner ▁High ▁School , ▁G ilt ner ▁ ▁Ham pton ▁High ▁School , ▁Ham pton ▁ ▁Har lan ▁County ▁ ▁Al ma ▁High ▁School , ▁Al ma ▁ ▁Hay es ▁County ▁ ▁Hay es ▁Center ▁Second ary ▁School , ▁Hay es ▁Center ▁ ▁H itch cock ▁County ▁ ▁H itch cock ▁County ▁High ▁School , ▁Tr ent on ▁ ▁Hol t ▁County ▁ ▁Ch amb ers ▁High ▁School , ▁Ch amb ers ▁ ▁E wing ▁High ▁School , ▁E wing ▁ ▁O ' Ne ill ▁High ▁School , ▁O ' Ne ill ▁ ▁St . ▁Mary ' s ▁Junior - S en ior ▁High ▁School , ▁O ' Ne ill ▁ ▁Stuart ▁High ▁School , ▁Stuart ▁ ▁West ▁Hol t ▁R ural ▁High ▁School , ▁At kin son ▁ ▁Hook er ▁County ▁ ▁M ull en ▁High ▁School , ▁M ull en ▁ ▁Howard