Lists in Scratch Lessons – Percentage of Passing Tests

Last week I talked about my experiences with teaching lists to new programmers using the Scratch programming language. In this post I’ll walk through an example, showing how lists can greatly simplify a program that has a lot of similar variables. Let’s say your teacher has asked you to help write a program to determine … Read more Lists in Scratch Lessons – Percentage of Passing Tests

Introducing Lists to New Programmers in Scratch

When I first learned programming, I struggled to understand the concept of lists and arrays. (The exact definition of these terms varies depending on the language but I’ll be using them fairly interchangeably here.) It was not immediately clear to me why I would need a variable containing more than one piece of information when … Read more Introducing Lists to New Programmers in Scratch