A long time ago, I created a game for systems of linear inequalities. Click here to read about it. I gave it the catchy name of Tornado Inequality. Well, it has a face lift. Instead of little dots as trailers, I drew trailers. Instead of nothing, I have a tornado inequality. You can make the tornado go across the screen during game play if you like. I have also included the rules right with the graph in case you need to refer to them.
This is the old:
And this is the new. Here is the link.