Soares, H., 		Silva, L., & 		Barbosa, D.
(2022).
 Stone Game: A gamified approach for learning differential and integral calculation I.
In <em>Companion Proceedings of the 21st Brazilian Symposium on Games and Digital Entertainment</em>, (pp. 492-501). Porto Alegre: SBC.
doi:10.5753/sbgames_estendido.2022.223962