Verzosa, D. M., De Las Peñas, M. L. A. N., Aberin, M. A. Q., Garciano, A., Sarmiento, J. F., & Tolentino, M. A. C. (2021). Development of a Gamified Number Line App for Teaching Estimation and Number Sense in Grades 1 to 7. Archīum Ateneo.

Verzosa, Debbie Marie, Ma. Louise Antonette N. De Las Peñas, Maria Alva Q. Aberin, Agnes Garciano, Jumela F. Sarmiento, and Mark Anthony C. Tolentino. Development of a Gamified Number Line App for Teaching Estimation and Number Sense in Grades 1 to 7. Archīum Ateneo, 2021.

Verzosa, Debbie Marie, et al. Development of a Gamified Number Line App for Teaching Estimation and Number Sense in Grades 1 to 7. Archīum Ateneo, 2021.