Ivon Arroyo Joseph Beck Beverly Park Woolf Carole R. Beal Klaus Schultz Macroadapting Animalwatch to Gender and Cognitive Differnces with Respect to Hint Interactivity and Symbolism. 574-583 http://dx.doi.org/10.1007/3-540-45108-0_61 2000 conf/its/2000 Intelligent Tutoring Systems db/conf/its/its2000.html#ArroyoBWBS00