# Comparing Mental Effort, Difficulty, and Confidence Appraisals in Problem-Solving: A Metacognitive Perspective

> Research article (Educational Psychology Review, 2023) · cited 32× · AI/ML

**Wikidata**: [openalex:W4378232887](https://www.wikidata.org/wiki/openalex:W4378232887)  
**Source**: https://4ort.xyz/entity/comparing-mental-effort-difficulty-and-confidence-appraisals-in-problem-solving-a-metacognitive-perspective