Tencent classroom. The People's Education Edition fifth-grade mathematics online course can be seen for free in Tencent Classroom app. Tencent Classroom is a professional online education platform launched by Tencent, which has gathered a large number of high-quality educational institutions and famous teachers, and has vocational training, civil service examination, TOEFL IELTS, research and grading, spoken English, primary and secondary education and so on.