This spring, the classrooms of Concord Elementary School in Portland, Ore., buzzed with the ordinary sounds of a grade school: student voices, feet landing on soft carpets, and rustling papers.
But Elizabeth Mueller's classroom was something altogether different. Mueller's crisp voice—carried by microphone and a small speaker stationed atop the chalkboard—dominated the room, finding its way even to the most reluctant ear.
For Mueller, a veteran elementary school teacher accustomed to competing with the knock and rattle of an ancient...
Subscribe to Read More
Are You an Educator?
Get Free online access to all our
news and resources