id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
bece-97	Byun, Sooyeon; Slavin, Robert E.	Educational Responses to the COVID-19 Outbreak in South Korea	2020	16	.pdf	application/pdf	7056	437	61	According to Oh (April 23, 2020), in a survey of high school students, almost 70% of 12th graders and more than 55% of 10th and 11th graders reported that they felt negatively about online learning classes. [Mr. Choi’s teaching diary: Problems in COVID-19 school reopening].	cache/bece-97.pdf	txt/bece-97.txt