PROFILE Emily McLeod Director of Innovation, Research, and Curriculum Techbridge Girls About informal science Research Tinkering with “Failure”: Equity, Learning, and the Iterative Design Process Instructional Strategies in K12 informal engineering education -Deep case study approaches to educational research Tool: Building Equity in Research Practice Partnerships Making as a Strategy for Afterschool STEM Learning: Report from the California Tinkering Afterschool Network Research-Practice Partnership