Grande Yellowhead Public School Division No. 77 or Grande Yellowhead Public School Division (GYPSD) is a public school board that serves the Yellowhead County. GYPSD operates schools in Edson, Hinton, Grande Cache, Jasper as well as rural schools in the area. The division's name was originally called Grande Yellowhead Regional Division No. 35 until it was changed to Grande Yellowhead Public School Division No.