This looks exactly like a Galton board. (If you haven’t read about this yet, go and do it – this page will make more sense.) So why the different name?
If you actually get a piece of board and knock nails into it, to make an actual board that you can roll balls down, you are no longer in the world of thought and ideals – even it it looks just like a Galton board. Here are a few reasons why.
[Bullet list with a nail graphic for each bullet]
So this is why we call it a NAG board – it looks like a Galton board but it is Not A Galton board.
Watch the video to see what happened when we tried it out. [Video 5V]
You can play the same sort of games as you can with the Galton board. [links to Games 1b and 2b]
So what does it all mean?