▁opened ▁in ▁an ▁almost ▁completed ▁state ▁on ▁September ▁ 3 , ▁ 2 0 0 8 ▁for ▁gr ades ▁ 9 - 1 1 . ▁It ▁was ▁completely ▁finished ▁by ▁January ▁ 2 0 0 9 . ▁Gr ades ▁ 9 - 1 2 ▁have ▁attended ▁GP HS ▁since ▁September ▁ 2 0 0 9 , ▁and ▁the ▁first ▁senior ▁class ▁graduated ▁June ▁ 1 7 , ▁ 2 0 1 0 . ▁ ▁GP HS ▁has ▁a ▁large ▁arts ▁department ; ▁students ▁can ▁choose ▁from ▁performing ▁and ▁fine ▁arts ▁classes . ▁A ▁performing ▁arts ▁center ▁provides ▁a ▁ven ue ▁for ▁GP HS ' s ▁performances , ▁including ▁plays ▁and ▁musical s ▁as ▁well ▁as ▁jazz ▁band , ▁concert ▁band , ▁and ▁cho ir ▁concert s . ▁ ▁References ▁ ▁External ▁links ▁ ▁Gla cier ▁Pe ak ▁High ▁School ▁ ▁Category : High ▁schools ▁in ▁Sn oh om ish ▁County , ▁Washington ▁Category : Public ▁high ▁schools ▁in ▁Washington ▁( state ) <0x0A> </s> ▁In ▁ 1 9 1 2 , ▁the ▁first ▁assembly ▁and ▁sales ▁activities ▁were ▁started ▁in ▁a ▁former ▁w are house ▁in ▁Min ne apolis ▁by ▁Ford ▁Motor ▁Company . ▁By ▁ 1 9 2 5 , ▁the ▁T win ▁C ities ▁Assembly ▁Plant ▁had ▁re located ▁next ▁to ▁the ▁Mississippi ▁River ▁in ▁the ▁High land ▁Park ▁neighborhood ▁of ▁St . ▁Paul , ▁Minnesota , ▁United ▁States . ▁ ▁It ▁was ▁in ▁operation ▁from ▁ 1 9 2 5 ▁to ▁ 2 0 1 1 . ▁ ▁At ▁the