Books on education and teaching theory. The book allocation of off-campus training institutions is educational and teaching theory books. Off-campus training institutions refer to institutions that carry out various educational activities for children outside school life. Training institutions are educational and training institutions aiming at improving ability, developing skills, academic education and certification training. Training institutions need to have the requirements of venues and teachers, need to be certified by the education authorities, and have the qualifications of social forces to run schools before they can operate. The price of their training courses needs to be calculated and reported to the Ministry of Education for approval. Adding courses or changing fees needs to be applied to and approved by the education department.