Policies and procedures for Ontario elementary and secondary schools, Kindergarten to Grade 12.
STEP Observable Language Behaviours Continua, Grades 9-12:
Think Literacy includes lesson plans, videos, posters and other teaching resources that are focused on literacy for students in grades 7 to 12.These resources will help you strengthen the connection between literacy skills and the courses you are teaching. From the Ontario Ministry of Education.
Think Literacy Cross-Curricular Approaches, Grades 7-12, especially these sections:
Think Literacy: Cross-Curricular Approaches, Grades 10-12 (focus on English as a subject)