Buku Guru Bahasa Indonesia Kel is an Android application that serves as a handbook for teachers of Indonesian language in 7th grade. It is based on the revised edition of 2017 and is aligned with the 2013 Curriculum. The app provides general and specific guidelines for teaching Indonesian language using the Student Book as a medium. The general guidelines include an explanation of the characteristics of teaching Indonesian language, the characteristics of organizing basic competence in teaching Indonesian language, and the characteristics of authentic assessment in teaching Indonesian language.

The app is a must-read for teachers who want to teach Indonesian language, especially at the 7th-grade level. It serves as a guide for teachers in using the Student Book to achieve maximum results. Understanding the Student Book and the Teacher Book in an integrated manner is a must to achieve excellent results. The material in the Student Book and the lesson planning in the Teacher Book are only examples and are open to variation according to the context.

Overall, Buku Guru Bahasa Indonesia Kel is a comprehensive and useful guide for teachers of Indonesian language in 7th grade. It is a free app developed by Pustaka Biru and falls under the category of Education and Reference.