Article: PBS unveils math service. (Mathline is targeted at secondary school teachers, students) (Brief Article)

PBS's Mathline, the first telecommunications-based math service, was unveiled at the technology exhibition "The Educational Power of Public Television" last week on Capitol Hill. The first phase of the service will focus on middle-school teacher training, using techniques from 30 video models by teachers from around the country, and is scheduled for launch in 1994. Ultimately, the service will ...

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