In one experiment 97 undergraduate students learned about plate tectonics from a multimedia presentation involving narrated animations and support in one of four forms. Support in the prompting condition included hints inducing participants to self-explain critical information. The signaling condition included overviews recapping critical…

Examines factors involved in decisions regarding adoption of microcomputers for administrative and instructional use in early childhood education. A study of 80 administrators in Illinois is described and analyzed that considered relevant past experiences, future expectancies, openness to change, and social support as decision-making influences.…

Describes a study that examined the evolution of students' perceptions in grades 4 through 10 concerning computers over the course of 3 years. The use of Clark's concept of media attributions is explained; and results related to the three dependent variables of preference, perceived learning, and perceived difficulty are reported. (32 references)…