A blog is basically a journal that is available on the web. The activity of updating a blog is “blogging” and someone who keeps a blog is a “blogger.” Blogs are typically updated daily using software that allows people with little or no technical background to update and maintain the blog.

Encourage learners to be active during the course period.

Help learners improve their writing. Get better at reflecting and expressing

reflections in writing. Invites students to collaborate. Encourage students to search and view

English language sites online.

Some students like to be told what they must do.

Inaccurate information may occur. Some learners are under heavy time

pressure. Some people do not like to share their

knowledge. Some students are less open then

others.

Is a social networking and micro blogging service that allows you to answer and ask questions by sending short text messages 140 characters in length, called "tweets", to your friends, or "followers."

Great for editing skills and story structure.

Student discussion about a topic.

Create new words with definitions.

Twitter can improve writing and punctuation .

Practice the language.

The twitter going on in a lesson can be distracting .

It’s a time consuming task. Lack of the courtesy. Distract the students from focusing. Students can be able to intrude into

the teachers’ private life.

http://bedoyablog.wordpress.com/2010/01/09/what-is-twitter-really/

http://www.mednet-tech.com/newsletter/blogs/what-are-blogs

http://www.rapidintellect.com/AEQweb/cho4462z9.htm

http://www.marketingpilgrim.com/2008/01/twitter-in-the-classroom.html