Twitter recently tornadoed internet social media platforms, rising to the top. Twitter's now tapped as a teaching and learning tool with opportunities to motivate students and advance achievement.

Before you write off Twitter as just the latest social media "fad," take a look at how some clever educators are using it to enrich their classrooms and even forge informal professional networks.

UT Dallas History Professor Dr. Monica Rankin, @monicarankin, wanted to know how she could reach and include more students in the class discussion. She had heard of Twitter... The following is a short video describing her "Twitter Experiment" in the classroom with comments from students about the pros and cons of Twitter in a traditional learning environment.

To the Internet hipsters who discovered Twitter in 2006, Oprah's inaugural tweet - FEELING REALLY 21st CENTURY, she typed - was the end of the era, the shark jump. But that's like saying the Beatles were over after they appeared on "The Ed Sullivan Show." Twittermania has only begun. In the days after Oprah's show, Twitter's traffic growth is accelerating. The ratings service HitWise now ranks twitter.com as America's No. 38 Web site. It's about to rocket past CNN and Wells Fargo.