4. wiki Web application allows people to add, delete, modify information Helps collaborated work and brainstorming Used for teaching learning in many ways Ability to share information Uses- common notes, collaborative writing, group work, inviting experts to review completeness Also used as an encyclopedia

7. Podcasts

9. A blog (a truncation of the expression weblog) discussion or informational site published on the World Wide Web World Wide Web consisting of discrete entries ("posts") typically displayed in reverse chronological order (the most recent post appears first). Personal other types of blogs are corporate blogs, Political blogs, travel blogs, blogs floated by Scientist community, Educationists and other such specialist blogs An edublog is a blog created for educational purposes.blog support student and teacher learning by facilitating reflection, questioning by self and others, collaboration [1] and by providing contexts for engaging in higher-order thinking. collaboration [1]higher-order thinking