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Jianqiang Ye; Junhua Gao; Tingting Lin; Kun He; Dimei Chen – Journal of Baltic Science Education, 2025
This study explored the impact of oxidation-reduction reaction problem difficulty on university students' cognitive load using event-related potentials (ERPs). Forty-eight balanced low and high difficulty problems were designed. Fifteen undergraduate students majoring in chemistry (8 females and 7 males) participated in the study. Results…
Descriptors: Science Instruction, Undergraduate Students, Chemistry, Difficulty Level
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Yuan Peng; Yuan Liang; Yali Wang; Guangyan Yang – Early Education and Development, 2025
Research Findings: The present study aimed to investigate whether the trial-to-trial intraindividual reaction time variability (IIV), which reflects prefrontal cortex activity related to attentional and cognitive control, mediated the longitudinal effects of earlier harsh discipline on children's later externalizing problems. The study involved…
Descriptors: Foreign Countries, Elementary School Students, Early Experience, Trauma