Table 3 Features of the responding practice
Characteristics of responding practiceb | Task type | |
|---|---|---|
Written artifacts (na = 45) | Video (na = 60) | |
Responding with focus on contextual justifications of specific ideas | 33 (73.3%) | 25 (41.7%), |
Unfocused calls for justifications | 1 (2.2%) | 7 (11.7%) |
Derailing | 4 (8.9%) | 22 (36.7%) |
Prompting to think about invariant and changing aspects of a pattern | 3 (6.7%) | 7 (11.7%) |
Prompting to construct generalizations | 9 (20%) | 6 (10%) |
Prompting for empirical justifications | 12 (26.7%) | 9 (15%) |