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| Fidelity Variables | Mean |
|---|---|
| Delivery of two lessons per week, each lesson lasting 15–20 min | 2.00 |
| (0.11) | |
| Implementation of the lessons as designed (4-point likert scale) | 3.65 |
| (0.42) | |
| Student engagement | 3.56 |
| (0.46) | |
| Students enjoying the lessons | 3.57 |
| (0.58) |
Standard error in parentheses.
