Podcasting and Screencasting Lectures as an adjunct to WebCT Classes Jean-Claude Bradley E-Learning Coordinator College of Arts and Sciences Drexel University May 12, 2005
Content Assessment Interaction Discussion Board Components of E-Learning Chat Surveys Tests Quizzes Multimedia Images Text Lecture Recording MetricsPeer review
Risk Minimization in An E-Learning Migration Strategy chalkboard overheads laptop Tablet PC recording Voluntary Online quizzes Tests/exams Student feedbackStudent behavior procrastination OFFLINE laptop HYBRIDFULLY ONLINE Paper quizzes/tests No quizzes Lecture Archive Podcast Archive CONTENT ASSESSMENT or survey
Lecture Recording Process Start Camtasia Recording Teach on laptop or tablet PC as usual Stop Camtasia Recording Convert avi to Flash or Real Media Upload to Server (screencast) ModularizePodcast CORE OPTIONAL
Podcasting: the automatic distribution of audio files to computers or portable audio devices through a subscription system Screencasting: the delivery of audio and screen capture recordings via download or streaming media links
CHEM students CHEM students Feedburner stats
Daily RSS Subscriptions from start of term
CHEM students CHEM students
A Constructivist Experiment in Progress
Feedback-Intensive Teaching Strategy using WebCT Voluntary Quizzes Test Automatic Make-up In-class review based on histograms of test results
Correlation of procrastination with performance One day procrastinated = 5% drop in score
Classes currently Podcast and Screencast at Drexel
Drexel CoAS faculty currently using Screencasting John DiNardo (Physics) Jane Huggins (Biology) Scott Warnock (English) Fred Siegel (English) Eva Thury (English)
Conclusions Migration to online education can be done stepwise with minimal risk Some modalities (like screen capturing) require little investment in time and yield a great benefit (high leverage)