You may also want to look at:
- :ref:`array_backed_grid` - very slow but simple, uses drawing commands
- :ref:`array_backed_grid_buffered` - (This program) slow and uses buffered shapes
- :ref:`array_backed_grid_sprites_1` - super-fast and uses sprites. Resyncs to number grid in one function call
- :ref:`array_backed_grid_sprites_2` - super-fast and uses sprites. Keeps a second 2D grid of sprites to match 2D grid of numbers
.. literalinclude:: ../../arcade/examples/array_backed_grid_buffered.py
:caption: array_backed_grid_buffered.py
:linenos: