The emergent phenomena of virtual reality, augmented reality, and mixed reality is having an impact on ways people communicate with technology and with each other. Schools and higher education institutions are embracing these emerging technologies and implementing them at a rapid pace. The challenge, however, is to identify well-defined problems…

Describes a study that examined the effects of various computer reinforcement responses, including graphics and/or sound, on students' attentiveness to the program. Implications for educational software design are discussed. (CLB)