Class 7 teacher guide science book application made for all science teachers. This app is totally free for all. Just flip the paper and read the book from your application. Class 7 teacher guide science book app for all Nepali and English languages. All data in pdf file. App features 👉️ free to use 👉️ read In pdf format 👉️simple and easy to use 👉️ use like a playing game 👉️ Useful for teacher