phone

One of the cool things about using Twitter in a class setting is that it allows you to continue the discussion outside the classroom.  For people whose phones have Twitter apps or web access this is pretty easy but you may not have realized that you can also use a regular cell phone to submit and read tweets.

Twitter has an FAQ on phones and also a Getting Started Guide for Twitter via SMS.

In a nutshell here's how you register your phone to your Twitter account and start tweeting via SMS: