In the early days of computing, people had to write code in order to get a computer to do anything. This was often a tedious and complicated process, and it was difficult to create anything more than the simplest programs.

Thankfully, these days there are programming languages that allow you to create complex programs without having to write any code yourself. These languages are known as ‘visual programming languages’, and they allow you to create programs by dragging and dropping graphical elements.

However, if you want to learn how to code a computer, you will need to learn at least …