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ORIGINAL RESEARCH article

Front. Psychol.

Sec. Educational Psychology

Enhancing EFL Vocabulary and Psychological Well-Being in Chinese Undergraduates through Adaptive Digital Games with Mind Mapping and Runge-Kutta Modeling

Provisionally accepted
  • Shangrao Normal University, Shangrao, China

The final, formatted version of the article will be published soon.

In China's exam-oriented EFL education system, undergraduates face high academic pressure, hindering vocabulary mastery and psychological well-being; this study introduces an adaptive framework to address these challenges. This study presents a groundbreaking approach to improving English as a Foreign Language (EFL) vocabulary mastery and psychological well-being among Chinese undergraduate students by combining an adaptive computer agent-based digital game (ACA-DG) with mind mapping and Runge-Kutta Pairs of Orders 6(5) modeling. Adaptive agents customize interventions to align with students' learning and emotional requirements, mind mapping structures vocabulary knowledge, and Runge-Kutta methods simulate dynamic learning and psychological processes. A 12-week experimental study at a Chinese university compared an experimental group (ACA-DG with mind mapping, n=75) to a control group (standard DGBL, n=75). Vocabulary assessments, motivation, self-efficacy, anxiety, and life satisfaction scales, alongside interviews and observations, revealed a 30.2% vocabulary score improvement, increased motivation, and reduced anxiety in the experimental group. The Runge-Kutta model predicted learning paths with 95% accuracy. This interdisciplinary framework provides innovative tools for EFL educators, merging computational accuracy with emotional support, and advocates for scalable technology-driven learning solutions.

Keywords: adaptive digital games, Mind mapping, Runge-Kutta modeling, EFLvocabulary, psychological well-being

Received: 11 Jun 2025; Accepted: 06 Nov 2025.

Copyright: © 2025 Cai. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence: Ziqiang Cai, tdpa00@163.com

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