Comment on The Cellphone Glued to Your HandparentComments−stephengillie13y30 humans working independently or in small groups in a 20 foot x 20 foot classroom create almost as much noise as a jet engine, regardless of age or maturity or nationality or other factors. That's something I learned in college.
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30 humans working independently or in small groups in a 20 foot x 20 foot classroom create almost as much noise as a jet engine, regardless of age or maturity or nationality or other factors. That's something I learned in college.