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I create 3-5 minute Pencasts to supplement my classroom lectures. I focus on material that I would teach using a chalkboard in a face-to-face class. This material usually involves mathematical or graphical problem-solving techniques, and guiding students through worked-out problems. I also focus on some of the most difficult concepts from my classroom lectures, as usually my intent is not to have these replace class attendance. Students in my face-to-face classes have reported appreciating that they could return to my lecture to listen again to worked-out problems that were difficult to learn the first time.
There are some benefits to creating Pencasts instead of traditional videos. Pencasts are more interactive. Students can click anywhere on a page to jump to that part of the Pencast. My students report it is useful to easily jump ahead or move back to an important part of the video which they did not completely understand. The technology is also very easy to learn. Pencasts can be created as quickly as you can demonstrate something on a chalkboard, and they can be posted online instantly when using a Wifi SmartPen.
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Those interested in viewing some examples from an economics course may visit my page, Pencasts for Introductory Macroeconomics.
Submitted by James Murray, Economics