1 unit each semester and many of our colleagues are struggling with this charge.
Timeline for implementation
Loertscher, David V., and Elizabeth Marcoux. "The Common Core Standards: Opportunities for Teacher-librarians to Move to the Center of Teaching and Learning." Teacher Librarian 38.2 (2010): 8-14. Available from the H.W. Wilson Library Literature Database to Monroe 2 Orleans BOCES Librarians.