selection of Google Docs Add-ons that work in the Android version of Google Docs. Of that collection the ones that are of interest to teachers and students are Easy Bib, Teacher Aide, and Google Classroom.
Applications for Education
If you or your students regularly use Android devices to work on documents, the new selection of Add-ons for Android could be helpful to you. The selection of Android-ready Add-ons is limited at this time. Hopefully, in the near future we'll see more Add-ons available in the Android version of Google Documents.