Messias, Glaucio, Rodrigues, Ueliton, Braga, Luis, Nakamura, Walter, Ferreira, Bruna, Paiva, Alex, E Valentim, Natasha. " Education 4.0 and 21st Century Skills: A Case Study with Robotics Activities in Classroom" Anais do Simpósio Brasileiro de Informática na Educação (SBIE) [Online], (29 outubro 2018)