In this episode you'll learn about MVC (Model View Controller) architecture. We'll continue with the Elements tableview app from episode 2, so make sure to watch it first. You'll learn:

The difference between models, views and controllers
How to create a model
What the "!" means on class properties
The difference between a class and an instance method and how to create them
Working with arrays using a for loop and .map
Using NSNumbers

You can download the code from this episode here.

In the next episode we will create 2 styles of primary navigation used in all the most popular apps. Stay tuned and feel free to follow us on Twitter for updates: @brightmediums.