| Tests Meta-cognitive Strategies | Pre-instruction | Post-instruction | P | ||
| M | S | M | S | ||
| Support strategies | 2.93 | 1.10 | 3.49 | 0.87 | −6.35** |
| Global strategies | 3.05 | 0.99 | 3.44 | 0.81 | −4.45** |
| Problem-solving strategies | 3.29 | 0.81 | 3.42 | 0.72 | 0.12 |