Teachers.io Assignment Details Prelude to AP World History 2020-2021 AP World History B Day Date Sept. 14, 2020, 11:59 p.m. Additional Info Classroom Pagehttps://drive.google.com/open?id=1y8xnBk_UuNzXhYCCy-sNtdelv46wkYTO7DHqCtAi0j8