Eli5, How do these work and how could you make stuff like this?

Question

I saw this:

[https://youtu.be/ikbEBp5BeCM] and several other videos that have a similar style, but exactly is it made. Is every possibility just accounted for, or is there a system, or a trick to it?

In: Mathematics

Answer 1

The trick is that you are forced onto that square by the moves your allowed to do. No matter what square you start on following the sequence of allowed moves will put you on that last green square.