https://docs.google.com/document/d/1yjMV_WC3uevdsybfZXdRU0Sj2dBhVUcLEu9axLx06n8/...
https://docs.google.com/document/d/1y_B9hy8pjgzc3DEJsU5JaxE5GmBoUY5mHOUc5SuwrBE/...
https://docs.google.com/document/d/14qc5uB3YFNeMBzP4-y4yod9SQ_SUaHzZxzJxpFq7UjI/...
Weeks 4, 5, and 6
