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Deep Research: Project-Based Learning
Meta-analyses, longitudinal studies, and empirical evidence
A study of the impact of project-based learning on student learning effects
Meta-analysisFrontiers in Psychology (2023)
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Methodology
Studies analyzed
66
Year range
2003-2023
Type
Meta-analysis of experimental/quasi-experimental studies
Key Findings
SMD = 0.424
Overall Effect Size (p < 0.001)
Significant positive effect on learning outcomes
Impact by Duration
0.359
Single experiment
0.498
1-8 weeks
0.673
9-18 weeks (optimal)
Outcomes Improved
Academic achievementMotivationHigher-order thinking skillsSelf-regulated learning
New Research Explores the Impact of PBL
Empirical StudyEdutopia / Lucas Education Research (2021)
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AP Test Pass Rate
PBL Advantage+8 pp
Year 2 (same curriculum)+10 pp
Nearly half of PBL students passed AP tests vs traditional
Equity Impact
National participation30%
In PBL classrooms38%
Minority gap reduction36%
Subjects studied: AP Environmental Science, AP Government
University Studies
Project-based learning yields better student outcomes
University of Michigan Record
+8 pp
Third-grade students in PBL scored 8 percentage points higher on state science tests
Grade: 3 |Subject: Science
Project PLACE - Primary Literacy and Civics Education
University of Michigan / Lucas Education Research
+5.5 months
Second-grade students gained 5-6 months additional learning
Grade: 2 |Subject: Social Studies
Skills Impact (Synthesis)
+91%
problem Solving
Meta-analysis synthesis
+47%
collaboration
Meta-analysis synthesis
+41%
discipline Reduction
Edutopia research
+85%
motivation
Meta-analysis synthesis
+15%
approval Rate
AP classroom studies
+33%
creativity
Meta-analysis synthesis