: Basic introduction to Newton's Laws and the relationship between force and motion. Pedagogical Style
| Outcome | Control (M ± SD) | Intervention (M ± SD) | | Effect Size | |---------|------------------|------------------------|------|-----------------| | Post‑test Conceptual Score (% correct) | 62 ± 12 | 78 ± 10 | +16 % | d = 0.78 (large) | | IMI Interest/Enjoyment (1‑7) | 3.8 ± 1.1 | 5.2 ± 0.9 | +1.4 | d = 0.62 (moderate) | | Quiz Accuracy (average per student) | 68 % | 85 % | +17 % | — | libro de fisica de 3er ano navarro pdf free