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Science classrooms might be the most dangerous places in American schools, especially as more teachers have heeded calls to make the subject a hands-on activity, science education experts say. Yet ...
The National Science Teachers Association recommends no more than 24 students in a science classroom, she said. OSHA also offers guidelines for science classrooms, with the most recent edition ...
Safety rules rob pupils of hands-on science, ... Technology claims health and safety "may be used as a convenient excuse for avoiding practicals and work outside the classroom".
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