21: Media Selection
- Page ID
- 88120
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\(\newcommand{\avec}{\mathbf a}\) \(\newcommand{\bvec}{\mathbf b}\) \(\newcommand{\cvec}{\mathbf c}\) \(\newcommand{\dvec}{\mathbf d}\) \(\newcommand{\dtil}{\widetilde{\mathbf d}}\) \(\newcommand{\evec}{\mathbf e}\) \(\newcommand{\fvec}{\mathbf f}\) \(\newcommand{\nvec}{\mathbf n}\) \(\newcommand{\pvec}{\mathbf p}\) \(\newcommand{\qvec}{\mathbf q}\) \(\newcommand{\svec}{\mathbf s}\) \(\newcommand{\tvec}{\mathbf t}\) \(\newcommand{\uvec}{\mathbf u}\) \(\newcommand{\vvec}{\mathbf v}\) \(\newcommand{\wvec}{\mathbf w}\) \(\newcommand{\xvec}{\mathbf x}\) \(\newcommand{\yvec}{\mathbf y}\) \(\newcommand{\zvec}{\mathbf z}\) \(\newcommand{\rvec}{\mathbf r}\) \(\newcommand{\mvec}{\mathbf m}\) \(\newcommand{\zerovec}{\mathbf 0}\) \(\newcommand{\onevec}{\mathbf 1}\) \(\newcommand{\real}{\mathbb R}\) \(\newcommand{\twovec}[2]{\left[\begin{array}{r}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\ctwovec}[2]{\left[\begin{array}{c}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\threevec}[3]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\cthreevec}[3]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\fourvec}[4]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\cfourvec}[4]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\fivevec}[5]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\cfivevec}[5]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\mattwo}[4]{\left[\begin{array}{rr}#1 \amp #2 \\ #3 \amp #4 \\ \end{array}\right]}\) \(\newcommand{\laspan}[1]{\text{Span}\{#1\}}\) \(\newcommand{\bcal}{\cal B}\) \(\newcommand{\ccal}{\cal C}\) \(\newcommand{\scal}{\cal S}\) \(\newcommand{\wcal}{\cal W}\) \(\newcommand{\ecal}{\cal E}\) \(\newcommand{\coords}[2]{\left\{#1\right\}_{#2}}\) \(\newcommand{\gray}[1]{\color{gray}{#1}}\) \(\newcommand{\lgray}[1]{\color{lightgray}{#1}}\) \(\newcommand{\rank}{\operatorname{rank}}\) \(\newcommand{\row}{\text{Row}}\) \(\newcommand{\col}{\text{Col}}\) \(\renewcommand{\row}{\text{Row}}\) \(\newcommand{\nul}{\text{Nul}}\) \(\newcommand{\var}{\text{Var}}\) \(\newcommand{\corr}{\text{corr}}\) \(\newcommand{\len}[1]{\left|#1\right|}\) \(\newcommand{\bbar}{\overline{\bvec}}\) \(\newcommand{\bhat}{\widehat{\bvec}}\) \(\newcommand{\bperp}{\bvec^\perp}\) \(\newcommand{\xhat}{\widehat{\xvec}}\) \(\newcommand{\vhat}{\widehat{\vvec}}\) \(\newcommand{\uhat}{\widehat{\uvec}}\) \(\newcommand{\what}{\widehat{\wvec}}\) \(\newcommand{\Sighat}{\widehat{\Sigma}}\) \(\newcommand{\lt}{<}\) \(\newcommand{\gt}{>}\) \(\newcommand{\amp}{&}\) \(\definecolor{fillinmathshade}{gray}{0.9}\)- 21.1: Introduction
- This page discusses the significance of choosing an effective media mix in instructional design to improve learning outcomes and cost-effectiveness. It categorizes media types like text, audio, visuals, video, animations, and real objects, highlighting their influence on learning and motivation.
- 21.2: Media Categories
- This page explores different media types for online courses—text, audio, visuals, video, animations, and real objects—highlighting their potential to enhance learning outcomes when used strategically. It notes that combining media can increase retention by engaging various brain regions, but cautions against overloading learners, which can impede understanding.
- 21.3: Media and Motivation
- This page underscores the significance of selecting suitable media tailored to student experiences, advocating for a blend of text and multimedia to boost comprehension. Effective text should be clear and engaging, following guidelines for conversational style and organization. The page also highlights best practices for font selection, emphasizing readable fonts and appropriate sizes to accommodate all learners.
- 21.4: Audio
- This page discusses the role of audio in enhancing learning, emphasizing its benefits in language acquisition and emotional understanding. It highlights the importance of combining audio with other media and personalizing content for diverse learners. However, it notes that recorded lectures can reduce engagement. To optimize audio effectiveness, it suggests aligning it with text, using short clips, and permitting repetition.
- 21.5: Visuals
- This page highlights the effectiveness of visuals like photographs, diagrams, and charts as instructional tools that enhance learning by clarifying concepts and improving information retention. Combining visuals with text can increase recall significantly and promote longer retention. For optimal clarity, visuals should be simple, relevant, and easy to understand. Overall, visuals enrich learning experiences and maintain student engagement.
- 21.6: Video
- This page explores the effective use of video in education, highlighting its advantages like demonstrating procedures and engaging students. It emphasizes the need for concise content to maintain attention and notes that combining video with audio can aid learning but may overwhelm if mismanaged. Challenges include high production costs and storage issues, making the use of existing materials beneficial. Attention to planning and copyright is also essential for successful implementation.
- 21.7: Animations
- This page discusses how animations improve online courses by enhancing learning, motivation, and retention while reducing learning time. They serve instructional purposes like illustrating relationships and simulating results. For maximum effectiveness, animations should be self-explanatory, aligned with learning goals, and offer learner control. Factors such as appropriate speed and realism matter, while 3D animations offer practical perspectives.
- 21.8: Real Objects
- This page emphasizes the value of using real objects for teaching psychomotor skills, stressing the importance of practice for mastery. It advocates for a diverse media mix in instructional design, suited to different learning domains. The page warns against transferring content between formats without proper adaptation, which can diminish each medium's benefits, and also highlights the need for accessible media for all learners.
- 21.9: Summary
- This page emphasizes the importance of selecting an appropriate media mix in instructional design to improve learning outcomes. It highlights the roles of various media types, including text, audio, visuals, video, animations, and real objects, in supporting different learning styles and enhancing engagement, comprehension, and retention. The balance of these elements, along with suitable media formats and storage, is key to effective teaching and skill mastery.