Correction: Evaluation of a gamification and flipped-classroom program used in teacher training: Perception of learning and outcome
by Cosme J. Gómez-Carrasco, José Monteagudo-Fernández, Juan R. Moreno-Vera, Marta Sainz-Gómez
by Cosme J. Gómez-Carrasco, José Monteagudo-Fernández, Juan R. Moreno-Vera, Marta Sainz-Gómez