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Liu, Min; Pan, Zilong; Cai, Ying; Shao, Peixia; Han, Songhee – Journal of Educational Multimedia and Hypermedia, 2021
This study examined how 465 socioeconomically disadvantaged middle school students used a multimedia-enriched problem-based learning (PBL) program. Using a mixed-methods design, we investigated the impact of PBL on students' performance, and relationship among students' self-efficacy, attitude toward science, and performance. The findings showed…
Descriptors: Multimedia Instruction, Science Instruction, Academic Achievement, Skill Development
Pan, Zilong; Liu, Min – Journal of Educational Technology Systems, 2022
This mixed-method study introduced an adaptive scaffolding system to support middle school science problem-based learning (PBL) activities. 298 6th-graders were grouped into three conditions, which are the adaptive scaffolding group, the non-adaptive scaffolding group, and a control group that did not receive any scaffoldings. Results showed that…
Descriptors: Grade 6, Problem Based Learning, Scaffolding (Teaching Technique), Middle School Students

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