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de la Fuente, Yohanis; Hokayem, Hayat – Journal of Biological Education, 2018
This study investigates how lower elementary students used the technical terms in the context of ecology. We interviewed 44 students using several scenarios related to the ecosystem. We determined the general frequency of technical terms used from a preselected list commonly employed by scientists in their discourse about ecosystems. Then, we…
Descriptors: Ecology, Vocabulary, Vocabulary Skills, Interviews
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Hokayem, Hayat; Ma, Jingjing; Jin, Hui – Journal of Biological Education, 2015
This study examines to what extent elementary students use feedback loop reasoning, a key component of systems thinking, to reason about interactions among organisms in ecosystems. We conducted clinical interviews with 44 elementary students (1st through 4th grades). We asked students to explain how populations change in two contexts: a…
Descriptors: Elementary School Students, Interviews, Feedback (Response), Learning Processes