| Skills | Mean | Mean Gains | SD | t-test | P value | Interpretation | |
| Pretest | Posttest | ||||||
| Retention | 13.73 | 26.20 | 12.47 | 12.76 | 3.78 | <0.001 | Significant Mean Gains |
| Critical thinking | 12.40 | 22.20 | 10.13 | 10.40 | 3.77 | <0.001 | Significant Mean Gains |