Magic Classroom Reuse: Bulk Copy Assignments in Seconds Stop the "one-by-one" grind of reusing posts. Magic Classroom Reuse is a powerful Google Apps Script web app designed for teachers who need to move assignments, materials, and topics across multiple classes with surgical precision and speed. Whether you are prepping for a new semester or syncing resources across multiple sections of the same grade, this tool handles the heavy lifting so you don't have to.