In ESD.34, the homework assignments are known as Opportunity Sets.

OS 1 (PDF)  
OS 2 (PDF) Matrix of simple systems (PDF)

OS 3 (PDF)

OS 4 (PDF)

Matrix of medium systems (PDF)

U.S.A. soaring team background on sailplanes and gliders (PDF)

Student records pseudo code (PDF) (Courtesy of Giorgio Ingargiola and Dhiman Bhattacharjee. Used with permission.)

Five architecture model spreadsheets (ZIP) (The zip file contains: court_arch.xls, glider_arch.xls, refrig_arch_stud1.xls, sailboat_arch.xls, and skateboard_arch.xls.)

OS 5 (PDF)