Wendy Troxel: Does High School Start Too Early?
Sleep expert Wendy Troxel says teens are sleep-deprived because of early school start times that cater to adults. She says high schools should start classes at least an hour later.
Đọc tiếp trên NPR
At November 17, 2017 at 09:19PM
Categoty Education
Thứ Sáu, 17 tháng 11, 2017
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