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Direct linkWang, Lei; Wang, Quan; Kong, Simin; Hu, Jiuhua; Chen, Xiaoge – International Journal for Lesson and Learning Studies, 2022
Purpose: This study aims to present a high-end lesson study (HELS) model to develop students' subject competency. Data were collected from a Beijing suburban key senior high school in China. How the subject competency framework (SCF) supports HELS and develops students' subject competency in practice are discussed in this study.…
Descriptors: Foreign Countries, High School Students, Chemistry, Science Instruction
Download full textGoes, Luciane Fernandes; Chen, Xiaoge; Nogueira, Keysy Solange Costa; Fernandez, Carmen; Eilks, Ingo – Science Education International, 2020
The objective of this study was to analyze visual representations of redox reactions and related content in four Brazilian secondary school chemistry textbooks. The study aimed to identify which representations were used and to evaluate how these representations were linked to one another and to the main text. Data were analyzed regarding…
Descriptors: Foreign Countries, Science Instruction, Secondary School Science, Textbooks
Chen, Xiaoge; Eilks, Ingo – Science Education International, 2019
This study analyzed representations of practical work in 10th grade chemistry textbooks and associated experimental workbooks from different Chinese communities. In the field of textbook research, science education textbooks research is unbalanced between regions. In the case of chemistry textbooks analysis within the Chinese context, textbook…
Descriptors: Chemistry, Science Instruction, Grade 10, High School Students
