This document discusses the Global Water Partnership (GWP) Integrated Water Resources Management (IWRM) Tool Box. It provides an overview of the tool box, which contains 59 tools and over 500 case studies that are available online for free. A 2012 user survey found that education and training were the primary uses. Case studies were the most popular resource. Additional findings from a 2015 survey of lecturers indicated that many case studies focused on developed countries and had limited applicability in developing nations. There was also a request for more peer-reviewed case studies to support university education. The document proposes developing case studies through collaborations between academics and practitioners. It also describes GWP's offer to host a Water Governance Initiative best practices