手機連上Google Classroom登入及交作業影片教學
Google Classroom-學生登入篇(使用手機或平板上課)
https://www.youtube.com/watch?v=Q9pCz8h2YC
google classroom_學生_繳交拍照的作業
https://www.youtube.com/watch?v=CRwZYBs5Bjo
https://www.youtube.com/watch?v=YlkEDPcHVGQ