The project follows Object Oriented Programming (OOP) concept in implementing the game by using classes and objects.

Classes: It defines structures of background board.It includes square and grid classes.

Handlers : These are used to get click events and process them.

Global Vars: This includes all global variables used in the project.

Gui: This is a view that creates and binds graphical elements.

Main.py: main function that creates gui , initializes background data and calls mainloop.