ClassIn
EEO Education Ltd.
ClassIn投屏
Google Classroom
Google LLC
Quizlet:人工智能单词卡
Quizlet Inc.
ClassIn for Chromebook
ClassDojo:班级和家庭
ClassDojo
IXL
IXL Learning
Classting
Classting Inc.
多邻国|高效学外语
Duolingo
Coursera
Coursera, Inc.