Parking meters, appointments, bus schedules and lunch hours; hunger, mental fatigue, and physical exhaustion--the duration of a museum visit is related to a variety of factors that we all realize, but often seem to forget. The time a visitor spends is more than seconds, minutes, and hours; it is a measure of constraints, needs, and values. THe allocation of this valuable commodity is a useful barometer to the visitor's underlying interests, motivations, satisfactions, and dislikes. Time is perhaps not coincidentally, the single most frequently used for evaluating exhibit(s) quality
A study to assess the impact of school field trips on attitudes, behavior, and learning was conducted with 196 third and fifth grade children. Half the children went on an all-day field trip to a nature center to learn about the biology of trees; the other half were taught the same lesson outside their classroom during their regular science period. As measured by pre- and posttests, field experiences resulted in significant immediate learning and 30-day retention for all groups. Observational measures revealed that student behavior varied as a function of age and environmental context. A model