Stuart MacFarlane, Gavin Sim, Matthew Horton. Assessing usability and fun in educational software. In Michael Eisenberg, Ann Eisenberg, editors, Interaction Design and Children, Proceedings of the 2005 conference on Interaction design and children, IDC 2005, Boulder, Colorado, June 8-10, 2005. pages 103-109, ACM, 2005. [doi]
Abstract is missing.