| Agree with increased interest (n) | Discussion increase (n) | Scientific research papers (n) | Project (n) |
control group | 27 | 30 | 3 | 5 |
experimental group | 36 | 38 | 5 | 7 |
χ2 | 4.781 | 4.804 | 0.139 | 0.098 |
P | 0.029 | 0.028 | 0.709 | 0.754 |