“…One possibility is that interactivity would enhance children's engagement and motivation and, in turn, their retention of the material (Cordova & Lepper, 1996). In fact, attention to the screen does predict learning (Anderson & Levin, 1976; Bryant, Zillmann, & Brown, 1983; Calvert & Gersh, 1987; Rice, Huston, & Wright, 1983; Watkins, Huston-Stein, & Wright, 1980). For example, Zillmann, Williams, Bryant, Boynton, and Wolf (1980) found that the addition of irrelevant humorous inserts to a children's educational program increased children's visual attention and their memory for the program.…”