Research has established the central role of high quality discussion in the developing understandings of readers and writers (e.g., Applebee, 1994; Freedman & Delp, 2007; Nystrand, 1997). Studies particularly have focused on the promise of dialogic teaching, or instruction that provides students with ongoing opportunities to engage in…

A reexamination of the traditional instruction of introductory computer science (CS) courses is becoming a necessity. Introductory CS courses tend to have high attrition rates and low success rates. In many universities, the CS department suffered from low enrollment for several years compared to other majors. Multiple studies have linked these…