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种族与地理因素影响下小学课间休息政策实施差异:阿肯色州案例研究
为探究小学课间休息政策实施情况及种族、地理因素的影响,研究人员开展了对阿肯色州小学课间休息政策实施的横断面研究。结果发现多数学校符合 40 分钟课间休息要求,但黑人学生占比高的学校达标率较低。该研究对完善课间休息政策意义重大。
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