Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). Play and Cognitive Development: Formal Operational Perspective of Piaget’s Theory. Retrieved May 24, 2026, from https://4ort.xyz/entity/play-and-cognitive-development-formal-operational-perspective-of-piagets-theory
MLA“Play and Cognitive Development: Formal Operational Perspective of Piaget’s Theory.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/play-and-cognitive-development-formal-operational-perspective-of-piagets-theory.
BibTeX@misc{4ortxyz_play-and-cognitive-development-formal-operational-perspective-of-piagets-theory_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Play and Cognitive Development: Formal Operational Perspective of Piaget’s Theory}}, year = {2026}, url = {https://4ort.xyz/entity/play-and-cognitive-development-formal-operational-perspective-of-piagets-theory}, note = {Accessed: 2026-05-24}}
LLM promptAccording to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Play and Cognitive Development: Formal Operational Perspective of Piaget’s Theory — https://4ort.xyz/entity/play-and-cognitive-development-formal-operational-perspective-of-piagets-theory (retrieved 2026-05-24)
