|  | Appreciation |  |  | Implementation |  |  |  |
---|---|---|---|---|---|---|---|---|
 |  | Teachers' lesson appreciation | Teachers' optional activity appreciation | Teachers' supportive material appreciation | Number of lessons implemented | Number of optional activities implemented | Lesson completeness | Optional activity completeness |
Appreciation | Students' overall programme appreciation | -0.26 | -0.19 | 0.09 | 0.33 | 0.30 | -0.04 | -0.23 |
 | Teachers' lesson appreciation | 1 | 0.80*** | 0.37 | 0.16 | 0.45* | 0.36 | -0.01 |
 | Teachers' optional activity appreciation |  | 1 | 0.13 | 0.29 | 0.26 | 0.10 | -0.09 |
 | Teachers' supportive material appreciation |  |  | 1 | 0.55** | 0.51** | 0.04 | -0.02 |
Completeness of implementation | Number of lessons implemented | Â | Â | Â | 1 | 0.23 | 0.01 | -0.18 |
 | Number of optional activities implemented |  |  |  |  | 1 | -0.40* | -0.18 |
 | Completeness of lessons |  |  |  |  |  | 1 | -0.11 |