You can find a comprehensive list of research on Project Based Learning on the PBLWorks website. We have highlighted some additional, more recent reports, you might find useful here:

• Building Conditions for Scaling PBL White Paper

• Extended Professional Development in Project-Based Learning

• The Evidence is Clear: Rigorous Project-Based Learning is an Effective Lever for Student Success

• Project-Based Learning Boosts Student Achievement in AP Courses

• Project-Based Learning Increases Science Achievement in Elementary Schools and Improves Social and Emotional Learning

• The Impact of Project-Based Learning on Social Studies and Literacy Learning in Low-Income Schools

• Project-Based Learning Leads to Gains in Science and Other Subjects in Middle School and Benefits All Learners