Do you know this method of multiplication? If not, you can see this:
One of the messages says "top left" for all four squares. Otherwise nicely done.
when i first tried, i got stuck because i forgot i had to press space
Fixed that, including the draggable thing.
i dont get it
What do you mean by "I don't get it"?
Did you mean that you don't get the answer or the update?
answer
edit: i just realised i had to press space a few more times