About 
I'm Dan and this is my blog. I'm a former high school teacher, former graduate student, and current head of teaching at Desmos. More here.

1 Comment

  1. H.

    August 13, 2007 - 6:48 am

    Neil, thanks a lot! I’ll send photos of the display in a few weeks.

    Meanwhile, it’s PD all day – offline until the evening.