A hypermedia simulation, Sickle Cell Counselor, has been developed to anchor instruction for museum visitors using the task of advising couples about the decision to have children when there is a substantial genetic risk of sickle cell disease. A visitor can perform simulated laboratory tests and ask questions via interactive video. The anchored instruction model is closely related to cognitive apprenticeship theory. Patterns of interaction between the user, simulating the role of a genetic counselor, and the program are illustrated through an annotated example. The genetic counseling role
This paper examines the summative evaluations of two exhibits at the Please Touch Museum: "Foodtastic Journey" and "Gateway to China". By contrasting and comparing the most and least engaging components of these two exhibits, a theoretical framework is being built for assessing the effectiveness of exhibits for young children.