If you studied math, science, or engineering at a four-year college in the US, much of what you learned is useless, forgotten, or obsolete. All that money, all that time, all that wasted talent. If all we lost were a few years, no big deal. But the really
International Journal of Teaching and Learning in Higher Education 2006, Volume 18, Number 3, 215-221 http://www.isetl.org/ijtlhe/ ISSN 1812-9129 Joy Murray University of Sydney
J. Moskaliuk, J. Kimmerle, and U. Cress. Proceedings of the International Conference of the Learning Sciences 2008(Bd. 2, S. 99-106). Utrecht, The Netherlands: International Society of the Learning Sciences, page 99-106. (2008)
J. Najjar, S. Ternier, and E. Duval. Proceedings of the ED-MEDIA 2004 World Conference on Educational Multimedia, Hypermedia and Telecommunications, (June 2004)