I heard my school district will modernize and replace the classic
> "blackboard" (or greenboard) with modern 'whiteboards'. I can't help
> but wonder if this is a dumb idea.
> AFAIK, blackboards last forever. Lots of old schools still have their
> original ones. In contrast, whiteboards seem sensitve to nicks and > scrapes.
> I believe black/greenboards cost less than whiteboards.
> But most significantly is the chalk vs. marker.
> Chalk is much cheaper than markers. Markers always run out quickly.
> Someone forgets and uses the wrong kind permanently staining the > whiteboard.
> Lastly, markers have that weird chemical smell.
> Seems to me there's nothing wrong with blackboards and nothing to be
> gained by whiteboards.
> Thoughts anyone?
I'll take a whiteboard over a blackboard for readability any day.