2.4
Apr 24, 2023 · seen Oct 19, 2026
加法小學堂 is an education app by Happy Academy with 10,000+ downloads (about 43K estimated). Released Sep 8, 2012. Install growth, rank history, SDKs and ad networks.
From the store listing: “Early childhood education, pre-school education, practice in school, after-school tutoring, self-directed learning, Children are happy to learn math additions.”