Haertel, G., Cameto, R., Morrison, K., DeBarger, A. H., Nagle, K., Seeratan, K., Fujii, R., & Knokey, A.-M. (2011). Alternate assessment design – Mathematics. Technical report 4: Design patterns. The background and role of design patterns in the evidence-centered design process . SRI International. http://alternateassessmentdesign.sri.com/techreports/AAD_M_TechRpt4_050611final.pdf