Academic Press. ↑ Charles P. Bloom, R. Bowen Loftin Facilitating the Development and Use of Interactive Learning Environments, Lawrence Erlbaum Associates (1998). ↑ "A Proposed Student Model Algorithm for Student Modeling and its Evaluation" (PDF). Retrieved August 6, 2008. ↑ "Personalised Elearning – Tailored Pathways". Retrieved January 26, 2016. ↑ "Cognitive scaffolding for a web-based adaptive learning environment".