designed, and implemented in {MetaTutor}(a multi-agent, hypermedia learning environment
about several human body systems; Azevedo et al., 2012, 2013). We also share the lessons
that we have learned from assessing learning with {MetaTutor} across three different
universities and three studies (N= 336). Techniques and considerations for assessing
learning are shared, including pedagogical and psychometric properties of items. Results …