# Improving Low-Income Preschoolers’ Word and World Knowledge: The Effects of Content-Rich Instruction

> Research article (The Elementary School Journal, 2016) · cited 25× · AI/ML

**Wikidata**: [openalex:W2406612133](https://www.wikidata.org/wiki/openalex:W2406612133)  
**Source**: https://4ort.xyz/entity/improving-low-income-preschoolers-word-and-world-knowledge-the-effects-of-content-rich-instruction