Across
- 2. – teacher‑centered
- 3. group – experimental group
- 4. – ease
- 6. – weakly
- 10. – similar
- 13. – metacognitive
- 14. – cognitive
- 15. (research design) – experimental
Down
- 1. – ineffective
- 5. – experimental
- 7. (vocabulary) – diminishing (vocabulary)
- 8. – misunderstanding
- 9. – externalize
- 11. – insignificantly
- 12. – declined