Send your query to the list CHILDMUS (sounds like child muse) a list for children's museum professionals. On Tue, 9 Aug 1994, Jane Glaser wrote: > Your first query: Start with children's museums and science centers > where most often staff is found in exhibitions...as "explainers" or > as monitors or as observers of their visiting publics. A place like > the Exploratorium in San Francisco may have done some studies on > explainers. Or try the Indianapolis Children's Museum or the > Boston Children's Museum...perhaps some evaluations have been done in > those places. They have been pretty successful wherever they are used. >