Whether students are better off under more lax phone rules is yet to be determined, according to some school officials who said their policies are still too new to properly evaluate. But some recent studies have concluded cellphone use is likely more of a hindrance in school. A University of Nebraska-Lincoln report, for instance, found students were checking their phones in class more than 11 times a day on average, while another study by the London School of Economics and Political Science revealed students’ test scores increased by more than 6 percent after their schools banned the devices, and that the improvement rate more than doubled that amount for lower-achieving students in particular.

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