This document outlines a presentation about using Mystery Skype calls between classrooms. It discusses the rules and structure of Mystery Skype, including only allowing yes/no questions and having student jobs like question askers. Example jobs and structures used in one teacher's classroom are provided. The document also discusses exploring other Mystery Skype options like Mystery Number Skype or animal inquiries. It encourages signing up for Skype Classroom to find lessons and make connections with other teachers.