Thailand International Cooperation Agency (TICA), in cooperation with the National Institute of Development Administration (NIDA), organized an international training course on “Sufficiency Economy Philosophy (SEP) in Education for Sustainability” during 17 August – 1 September 2021 via online platform. Participants who attend the course not less than 80% and received an E-certificate were 36 participants from 12 countries Bahrain, Cambodia, Ecuador, Ethiopia, Indonesia, Maldives, Morocco, Philippines, Sri Lanka, Tanzania, Timor-Leste and Uganda. Organized under TICA’s Annual International Training Course or AITC framework, this course aims to share insight understanding of Thailand’s Sufficiency Economy Philosophy in Education in achieving Sustainable Development Goals (SDGs) by learning from experienced practitioners on how to devise sustainability actions and activities in schools from start to scaling up.