@inproceedings{DUXU-CXC-2013-ValenteM,
	author        = "Andrea Valente and Emanuela Marchetti",
	booktitle     = "{Proceedings of the Second International Conference on Design, User Experience, and Usability. Part II: Health, Learning, Playing, Cultural, and Cross-Cultural User Experience}",
	doi           = "10.1007/978-3-642-39241-2_35",
	isbn          = "978-3-642-39240-5",
	pages         = "311--320",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Teachers and Children Playing with Factorization: Putting Prime Slaughter to the Test}",
	volume        = 8013,
	year          = 2013,
}