Thank you for downloading this PuBoShu (普播塾）App! After you have purchased the PDP textbooks, this App may be used to access and/or download the resources, gradually made available, about how to better use those textbooks. For example, teacher ’s manuals and audio/video recordings to assist teaching. PDP textbooks include Math (K-6), Science (1-8), and EFL (age 3-11). Other than English versions, some of them have been translated into Chinese. For the convenience of downloading and retrieving, teachers manual of each grade has been divided by lesson/chapter.