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The instruction is compliant with the approved use. The registration certificate (71-1-10.19-4495 no. PVR-1-1-.6/01631, as of June 10, 2019) has been issued.Game-based learning supported by mobile intelligence technology has promoted the renewal of teaching and learning models. Herein, a model of Question-Observation-Doing-Explanation (QODE) based on smart phones was constructed and applied to science learning during school disruption in COVID-19 pandemic. In this study, from the theoretical perspective of cognitive-affective theory o