The sound files are not being uploaded to GitHub. We need to find a solution to this by either adding them to GitHub or uploading them somewhere and adding an install script which downloads them.
we need to implement the print_board function to at the very least just print the current board elements. No need for numbering yet we can make that a separate feature.
The client has asked that we implement different levels of difficulty based on grid size and ship count so the user can pick a grid size at the start of a game.