Table 1 Number of students surveyed in the analyses of 2008 and 2011
School | Year | RQ1 | RQ2 | ||||
|---|---|---|---|---|---|---|---|
S_1 | S_2 | S_3 | S_4 | Student work/posttest | Posttest | ||
A | 2008 (June) | 198 | Â | Â | Â | Â | Â |
A and B | 2008 (November) | Â | 190 | Â | Â | Â | Â |
A | 2011 |  |  | 12 (15–3) | 12 (15–3) |  |  |
C | 2011 |  |  | 15 (16–1) | 15 (16–1) | 14 (16–2) | 16 |
| Â | Total | 198 | 190 | 27 | 27 | 14 | 16 |