My Kids Zone app is purely developed using Native Android Language and it's working offline as well. This app is free Kids' educational apps for Kindergarten, preschool children, and toddlers! This application teaches Kids to learn alphabets, numbers, shapes, and colors. It also supports sound when pressing the next/previous button, even its play sound when tapping on a particular object(letter, number, etc).
The app provides multiple themes for Alphabets(A to Z) and Numbers(0 to 9). It helps childer to identify the letter and sharpen their memory power.
Using this application you can save your money and time in creating an application for your own Application.
Demo APK Link