通过结构化体验实践课程提升小学生创造性思维：OPEN教学模型的准实验测试

This study introduces and evaluates OPEN, a structured teaching model that translates thinking-based instruction into a coherent sequence for creativity-oriented experiential learning. By integrating Origin, Plan, Explore, and Narrate, the model connects problem identification and collaborative planning with evidence-based inquiry, revision, and communication—processes often addressed separately in primary-school practice. We examined OPEN in a 12-week class-level quasi-experimental study involving 400 students in Grades 3–4 across 10 intact classes in one primary school. Five classes received