One of the most powerful things that makes computer programs so useful is their ability to repeat tasks quickly and efficiently. Iteration means controlling how many times a section of code will repeat.
Page 1: Intro
Page 2: The theory: learn what you need to know as fast as possible.
Page 3: Try it: try out and adapt some working python code snippets.
Page 4: Debug it: Learn how to find and fix common mistakes.
Page 5: Extend it: Choose a project idea to use your newfound python skills.