阿拉佳 app for iPhone and iPad 4.6 ( 4096 ratings ) Education Developer: Jiaju Lu Free Current version: 1.0.2, last update: 4 years ago First release : 10 Jan 2020 App size: 67.75 Mb 一个学习编程软件，小朋友通过游戏和讲解学习编程知识