On Jul 24, 2013, at 2:05 PM, Megan Olsen wrote:

> We had tried a larger display on my student's code which didn't work, but on the code I sent to the list changing the display does in fact fix this problem.  I had tried increasing the scale in the display itself when troubleshooting but that didn't show the agent -- does that scaling do something else?

The purpose of scaling in the display is simply to map the size of units in the model to pixels on the screen.  So if you have a 100x100 grid, and you display it at 600x600, then each element will fit within a 6x6 square.