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Marshall (2002) details three theories that explain how learning may occur via
well-selected video “based on the ability of the entertaining
media to engage the learner,
activate emotional states, initiate interest in a topic, and allow for absorption and
processing of information” (p. 7). Arousal Theory deals with how communication
messages evoke varying degrees of generalized emotional
arousal and how concomitant
behavior can be affected while a person is in this state. Short-Term Gratification Theory
deals with affective and motivational components such as enthusiasm, perseverance and
concentration. Finally, Interest Stimulation Theory posits that entertainment promotes
learning and creativity by sparking a student's interest in and imagination about a topic.
The visual messages of multimedia are processed in a
different part of the brain
than that which processes textual and linguistic learning, and the limbic system responds
to these pictures by triggering instinct, emotion and impulse (Bergsma, 2002, as cited in
CPB, 2004).
Memory is, in turn, strongly influenced by emotion, with the result that
educational video has a powerful ability to relay experience and influence cognitive
learning (Noble, 1983, as cited in CPB, 2004).
How does research support the use of video in the classroom?
In the
era of No Child Left Behind, any educational initiative must result in
increased student achievement as measured by systematic, empirical research. Television
has been evaluated for over 50 years for its educational value,
and an ever-increasing
body of research indicates that television and video are effective teaching tools, with
positive outcomes in both academic and affective learning. A survey of this research
conducted in 2004 by the Corporation for Public Broadcasting concluded that “children’s
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viewing of educational television has been shown to support significant and lasting
learning gains” and that “a positive relationship has been found between childhood
viewing of educational television and cognitive performance at both preschooler and
college levels” (p. 2).
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