id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
edu-3472	Liu, Kawai; Wu, Julius	The Effect of Online Homework (IXL) on Students' Mathematics Achievement	2021	6	.pdf	application/pdf	5290	315	60	In practice, when a group of IXL students reflected that they had difficulties completing an exercise, the instructor would review the exercise and give a supplementary lecture to the whole class. Keywords: Online homework, IXL, Middle school, Paper-and-pencil homework, Homework assignment effect, Homework completion effect.	cache/edu-3472.pdf	txt/edu-3472.txt