The third volume of the WASH in Schools best practices by SuSanA partners focuses on the topic of monitoring and evaluation (M&E). The aim is to show how digital approaches for M&E can be used to trigger action for improvements in WASH in Schools. It introduces the WHO/UNICEF JMP core and expanded questions and indicators for monitoring WASH in Schools within the SDG Monitoring Framework and shows how these questions have been successfully used by government agencies in India and the Philippines.