id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ejop-145	Soltani, Amanallah; Roslan, Samsilah; Abdullah, Maria Chong; Jan, Chang Cheong	Effects of manipulating optimal challenge in a music intervention program on situational intrinsic motivation among people with intellectual disability	2011	15	.pdf	application/pdf	5253	243	43	The results indicated that the participants demonstrated high and statistically same level of SIM both in condition Europe’s Journal of Psychology 497 one, where optimal challenge was provided for the first time, and in condition three, where optimal challenges were provided for the second time. Manipulating optimal challenge in a music intervention program 487 Europe’s Journal of Psychology, 7(3), pp.	cache/ejop-145.pdf	txt/ejop-145.txt