Physics Grade 12_Exam Preparat play online

Hello everyone!
This app is book math that compiled by my name Khun Sopheap to provide documents for young people to study and increase their knowledge.
All of those points include:

- Compile a physics test
- Physics Exam Subject for Outstanding Students

So if you would like a complete book, please contact me directly via telegram in this app. You can contact us to provide ideas for improvements in the app or in this book at any time through Telegram. Thank you!