A free online course entitled “From ABC to ABSeas: Ocean Literacy for all”, led by Sea Change partner UNESCO and its Intergovernmental Oceanographic Commission of UNESCO (IOC-UNESCO), will empower second-level teachers and marine educators to give students a greater understanding of the importance of the ocean. The course will be available on the European Multiple MOOC Aggregator (EMMA) from 7 November 2016 in the following languages: English, French, Spanish, Italian and Catalan.