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Hear Here: The messy history of architectural acoustics

Twenty Thousand Hertz

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Acoustics in Classrooms

Bexley Business Academy was built in London in the early 2000s. The architects had designed the classrooms with no back walls. Study after study shows that noise is terrible for learning. Trevor played classroom chatter to a group of teenagers while they were taking a test. It lowered their cognitive ability by three years.

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