Dehcho Divisional Education Council None ｜ NT Board Information Schools in Dehcho Divisional Education Council 9 schools. Charles Tetcho School Sambaa K'e | Grades K-9 Charles Yohin School Nahanni Butte | Grades K-10 Chief Julian Yendo School Wrigley | Grades K-9 Deh Gáh Elementary & Secondary School Fort Providence | Grades K-12 Echo-Dene School Fort Liard | Grades K-12 Kakisa Lake School Kakisa | Grades K-9 Louie Norwegian School Jean Marie River | Grades K-9 Líídlįį Kúę Elementary School Fort Simpson | Grades K-6 Líídlįį Kúę Regional High School Fort Simpson | Grades 7-12