Congrats again on finishing Game of Life and building another great iPhone game!
Let's take a look at what you have learned.
What you learned
The Grid Class: Sub classing SKSpriteNode and built a self contained simulation node.
Creature generator: Adding methods to spawn creatures at a give grid position and automate this to produce creatures at every entry in the grid.
Touch input: Translating user touch into grid row / column position.
2D arrays: Creation and manipulation of 2D array. Implementing functionality to traverse all neighbors of a specified cell to calculate
Build a scheduler: Using SKActions to build a simulation scheduler allowing you to automate the running of the simulation.
Game of Life ruleset: Translating the Game of Life ruleset into code logic.
Download the Game of Life solution.
If you have feedback on this tutorial or find any mistakes, please open issues on the GitHub Repository or comment below.