19. Camera and Sensor

20. In app purchases and Publishing

1. Introduction 2. start up 3. Build Complete Tic Tac Toy Game 4. Layouts and Menu implementaion 5. Layout design 6. Practice with Layout 7. Views and UI tools 8. Dialogs 9. Storage and Database 10. Permissions,background Task 11. System services 12. API Calls and Web services 13. GPS and Map 14. Pokémon Game 15. Firebase 16. Online game Complete Tic Tac toy online playing 17. Family locator App 18. Build a complete Twitter and Facebook Apps 19. Camera and Sensor 20. In app purchases and Publishing