2025. USE OF INTERACTIVE MATERIALS AND THEIR INFLUENCE ON THE LASTING AND PLAYFUL RETENTION OF KNOWLEDGE IN THE BPTRAN IN SCHOOLS PROJECT. RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218. 6, 11 (Nov. 2025), e6116931. DOI:https://doi.org/10.47820/recima21.v6i11.6931.