%0 Conference Paper %B DiGRA \&\#3911 - Proceedings of the 2011 DiGRA International Conference: Think Design Play %A Lange-Nielsen Filip %T The Power-up Experience: A study of Power-ups in Games and their Effect on Player Experience %@ ISSN 2342-9666 %D 2011 %2 http://www.digra.org/wp-content/uploads/digital-library/11312.13136.pdf %I DiGRA/Utrecht School of the Arts