Classroom Questions Questions for ‘Dirty air can harm the brain and stress the body’ Being able to focus and pay attention in school is important for learning. Researchers in Spain found that air pollution can hurt kids’ attention. diego_cervo/iStockphoto Share this:FacebookTwitterRedditGoogle ClassroomEmailPrint By Science News for Students April 26, 2018 at 5:40 am Classroom questions are available for free with registration. Learn more Register to access: Client key* E-mail* Log in Already Registered? Enter your e-mail address above.