12/20/2012

When it comes to teachers and their students' fascination with cellphones and other mobile devices, the old "if you can't beat 'em, join 'em" axiom certainly applies at Memphis Catholic High School in Tennessee. Math teacher Nick Green, who also is the school's interim principal, has taken to putting video lessons on Twitter for his students. Students say they often watch the videos while doing homework to reinforce what they learned.

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