# Ability grouping and student performance: A longitudinal investigation of teacher support as a mediator and moderator

> Research article (Research Papers in Education, 2021) · cited 25× · AI/ML

**Wikidata**: [openalex:W3187487437](https://www.wikidata.org/wiki/openalex:W3187487437)  
**Source**: https://4ort.xyz/entity/ability-grouping-and-student-performance-a-longitudinal-investigation-of-teacher-support-as-a-mediator-and-moderator