GUIDES13 min read
Bad Classroom Acoustics Reduce Learning by 18% — The Research Most Architects Haven't Read
Research from the University of Salford, Purdue University, and WHO shows that poor classroom acoustics reduce learning outcomes by 18%. Children need 6–10 dB higher signal-to-noise ratio than adults. The evidence behind ANSI S12.60 and BB93, with worked examples.
March 14, 2026classroom acoustics learningschool noise learning outcomes