The Odyssey robot is an archival educational game from 1984 that requires you to know basic programming principles to play.
He was a source of inspiration for the programmers of his time and we could say that he pushed the next generation to get involved in programming in general. You can either "remember the old days" or test your programming knowledge, from your home computer and through browser you with one visit robotodyssey.online website.
The game looks pretty simple: you have to escape Robotopolis with the help of three robots, which you will need to program by putting the right wiring to solve the puzzle.
David Auerbach, who writes about Slate, named it the most difficult computer game of all time, stating:
Let me say: Every child who completes this game and if he is still a child then ... he is guaranteed a career as a software engineer. And every adult who can complete this game should become a computer engineer. Robot Odyssey is the hardest "educational" game ever made. It's also an amazing technical achievement and one of the most groundbreaking games of the Apple IIe era.
Does it sound like a challenge? All you have to do is try.