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The purpose of this study was to investigate the impacts of visual cues and different types of self-explanation prompts on learning, cognitive load and intrinsic motivation, as well as the potential interaction between the two factors in a multimedia environment that was designed to deliver a computer-based lesson about the

The purpose of this study was to investigate the impacts of visual cues and different types of self-explanation prompts on learning, cognitive load and intrinsic motivation, as well as the potential interaction between the two factors in a multimedia environment that was designed to deliver a computer-based lesson about the human cardiovascular system. A total of 126 college students were randomly assigned in equal numbers (N = 21) to one of the six experimental conditions in a 2 X 3 factorial design with visual cueing (visual cues vs. no cues) and type of self-explanation prompts (prediction prompts vs. reflection prompts vs. no prompts) as the between-subjects factors. They completed a pretest, subjective cognitive load questions, intrinsic motivation questions, and a posttest during the course of the experience. A subsample (49 out of 126) of the participants' eye movements were tracked by an eye tracker. The results revealed that (a) participants presented with visually cued animations had significantly higher learning outcome scores than their peers who viewed uncued animations; and (b) cognitive load and intrinsic motivation had different impacts on learning in multimedia due to the moderation effect of visual cueing. There were no other significant findings in terms of learning outcomes, cognitive load, intrinsic motivation, and eye movements. Limitations, implications and future directions are discussed within the framework of cognitive load theory, cognitive theory of multimedia learning and cognitive-affective theory of learning with media.
ContributorsLin, Lijia (Author) / Atkinson, Robert (Thesis advisor) / Nelson, Brian (Committee member) / Savenye, Wilhelmina (Committee member) / Arizona State University (Publisher)
Created2011
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Description
This study examines the experiences of participants enrolled in an online community college jazz history course. I surveyed the participants before the course began and observed them in the online space through the duration of the course. Six students also participated in interviews during and after the course. Coded data

This study examines the experiences of participants enrolled in an online community college jazz history course. I surveyed the participants before the course began and observed them in the online space through the duration of the course. Six students also participated in interviews during and after the course. Coded data from the interviews, surveys, and recorded discussion posts and journal entries provided evidence about the nature of interaction and engagement in learning in an online environment. I looked for evidence either supporting or detracting from a democratic online learning environment, concentrating on the categories of student engagement, freedom of expression, and accessibility. The data suggested that the participants' behaviors in and abilities to navigate the online class were influenced by their pre-existing native media habits. Participants' reasons for enrolling in the online course, which included convenience and schedule flexibility, informed their actions and behaviors in the class. Analysis revealed that perceived positive student engagement did not contribute to a democratic learning environment but rather to an easy, convenient experience in the online class. Finally, the data indicated that participants' behaviors in their future lives would not be affected by the online class in that their learning experiences were not potent enough to alter or inform their behavior in society. As online classes gain popularity, the ability of these classes to provide meaningful learning experiences must be questioned. Students in this online jazz history class presented, at times, a façade of participation and community building but demonstrated a lack of sincerity and interest in the course. The learning environment supported accessibility and freedom of expression to an extent, but students' engagement with their peers was limited. Overall, this study found a need for more research into the quality of online classes as learning platforms that support democracy, student-to-student interaction, and community building.
ContributorsHunter, Robert W. (Author) / Stauffer, Sandra L (Thesis advisor) / Tobias, Evan (Thesis advisor) / Bush, Jeffrey (Committee member) / Kocour, Michael (Committee member) / Pilafian, Sam (Committee member) / Arizona State University (Publisher)
Created2011
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Description
In 1808, Heinrich Domnich (1767-1844) published his book, Méthode de Premier et de Second Cor, in which he credited the invention of hand horn to Dresden hornist Anton Joseph Hampel (1710-1771). The notion that Hampel was the first horn player to experiment and teach hand horn technique has persisted

In 1808, Heinrich Domnich (1767-1844) published his book, Méthode de Premier et de Second Cor, in which he credited the invention of hand horn to Dresden hornist Anton Joseph Hampel (1710-1771). The notion that Hampel was the first horn player to experiment and teach hand horn technique has persisted to the present day. This assumption disregards evidence found in Telemann's compositions and Baroque instrument design, where hand horn technique was clearly in use before Hampel.



This paper presents evidence that before Hampel, hand horn was in use and called for by composers. Because of the number of works for horn he generated before and during Hampel's life, Telemann's pieces provide powerful insight into the use of Baroque horn. Musical examples originate from passages in Telemann's works where the horn performs in a solo capacity and the music requires the performer to produce pitches outside the harmonic series. By necessity, the performer must use either the hand or bend the note with the embouchure in order to produce the correct pitch with the hand being the logical choice. The paper also examines published interviews from horn pedagogues, history books, method books from the classical and baroque eras, baroque and hand horn design, as well as articles written by some of the world's foremost baroque and hand horn experts.

By indentifying the number of non harmonic series tones in Telemann's music, combined with the opinions of hand horn experts, this paper suggests that horn players during the Baroque era must have known about, and used, hand horn technique. This knowledge will influence performer's interpretation of baroque pieces by providing a more historically informed performance, clearer understanding of intonation, the variety of tone colors expected, and create a better understanding of the development of the horn from foxhunting to the concert hall.
ContributorsGilbert, Joel Gregory (Author) / Ericson, John Q (Thesis advisor) / Swoboda, Deanna (Committee member) / Saucier, Catherine (Committee member) / Arizona State University (Publisher)
Created2014