# The effectiveness of goal-free problems for studying triangle similarity in collaborative groups

> Research article (JRAMathEdu (Journal of Research and Advances in Mathematics Education), 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W3112423456](https://www.wikidata.org/wiki/openalex:W3112423456)  
**Source**: https://4ort.xyz/entity/the-effectiveness-of-goal-free-problems-for-studying-triangle-similarity-in-collaborative-groups