- Pedro Rangel Henriques, Filipe Portela, Ricardo Queirós, Alberto Simões, editors, Second International Computer Programming Education Conference, ICPEC 2021, May 27-28, 2021, University of Minho, Braga, Portugal. Volume 91 of OASIcs, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2021.