# The impact of sub-skills and item content on students’ skills with regard to the control-of-variables strategy

> Research article (International Journal of Science Education, 2016) · cited 44× · AI/ML

**Wikidata**: [openalex:W2292562788](https://www.wikidata.org/wiki/openalex:W2292562788)  
**Source**: https://4ort.xyz/entity/the-impact-of-sub-skills-and-item-content-on-students-skills-with-regard-to-the-control-of-variables-strategy