Figure 4. Items 8, 10, 12, 13, 14, 15, 17, and 18 in the Achievement Test on Variations

From

Comparing Mathematics Achievement: Control vs. Experimental Groups in the Context of Mobile Educational Applications

Charlotte M. Canilao, Melanie G. Gurat

American Journal of Educational Research. 2023, 11(6), 348-358 doi:10.12691/education-11-6-2