MR / College Park, Maryland.Center for Young Children, laboratory school within the College of Education at the University of Maryland. Full day developmental program of early childhood education for children of faculty, staff, and students at the university..Teacher holds guinea pig while students (girl: 4, African-American; boy: 3) pet it with two fingers so not to overwhelm it..MR: Sch10 Har16 Wie1.© Ellen B. Senisi