Discusses the problem of low acoustical performance in many of today's K-12 classrooms and its impact on student learning. The following three primary types of classroom noise and their control are explored: reverberation; climate control system noise; and noise from outside the classroom. (GR)

Discusses how attempts to establish a more comprehensive standard have undermined indoor air quality and energy efficiency revisions. Describes the Building Owners and Managers Association's major opposition to the revisions and their complaint that the revisions would require drastic changes in structures. Summarizes the debate about what to do…