# Investigation on Evaluation Framework of Elementary School Teaching Materials for Sustainable Development

> Research article (Sustainability, 2020) · cited 28× · AI/ML

**Wikidata**: [openalex:W3022830827](https://www.wikidata.org/wiki/openalex:W3022830827)  
**Source**: https://4ort.xyz/entity/investigation-on-evaluation-framework-of-elementary-school-teaching-materials-for-sustainable-development