Screen-casting is a digital recording of computer screen output, often containing audio narration. So what we can screencast?
PDF files / PPTs / Keynote / Videos / Writing on computer screen …
If you still have no ideas on screencasting, read more on Wikihow to screencast?
General screencasting guidelines to engage learning
1. Dozens of Tips & Techniques for Creating High Quality Engaging Screencasts
It provides screencasting tips, like embellishing the slides, making use of the cursor, planning the content and presentation etc.
2. Screencasting to Engage Learning
http://er.educause.edu/articles/2012/11/screencasting-to-engage-learning
Simple screencast introduction, with links to different screencast guides
