Investigating how gamified syllabic literacy impacts learning, flow and inappropriate behaviors: a single-subject study design - Jogo, Danielle Akemi; Challco, Geiser Chalco; Pinto, Ig Ibert Bittencourt Santana; Reis, Marcelo; Silva, Laíza Ribeiro; Isotani, Seiji (International Journal of Child-Computer Interaction, 2022)