This publication highlights the key achievements of the project “Sustainable Resettlement through Community-Driven Improvement of the Learning Environment in Mannar District, Sri Lanka” implemented through a participatory people’s process from 2015 -2017. Through this project, UN-Habitat supported the construction and improvement of learning facilities in 25 schools in Mannar district with funding from the Government of Japan. It supported the construction of primary and secondary classroom buildings, water, sanitation and hygiene facilities and teachers’ quarters benefitting 10,000 returnees including 6,800 school children.