You've definitely used dry-erase markers to mark up a whiteboard in a classroom or at the office ... porous surface can be ...

They’re also surprisingly varied with some Teacher Appreciation Week deals covering classroom supplies, apparel, tech and vacations. In this article: JILoffice Magnetic Dry-Erase Board ...

and 2 dry erase boards at the front of the room. Dry erase markers are available for check out at the Circulation Desk. Open to all students, faculty, and staff — faculty and staff have priority.