learning cottage
n.— «Eight of the trailers—or “learning cottages,” as Fairfax parents and staff jokingly call them—house fourth-grade classes, four are third-grade classrooms, and the remaining ones are used for music and classes for gifted and disabled students.» —“Learning On The Run: Trailer classrooms are a way of life at Centre Ridge Elementary, which makes getting to class—and to the bathroom—a negotiation” by Victoria Benning Washington Post May 6, 1999. (source: Double-Tongued Dictionary)