JR: Learning Java is an Android application that teaches the basics of Java programming in a game format. The course has 1200 practical tasks and 600 mini-lectures. It is suitable for anyone who wants to learn Java programming from scratch. The game consists of 4 quests, each with 10 levels with lectures and tasks. The app has a feature that allows you to write code, correct finished code, and create mini-projects and games. The app also includes a help section where students and course developers can help you solve any problem you encounter. The progress of the learner is saved, allowing them to return to the course at any time to continue learning. JR: Learning Java is a free application by HiTech Rush Inc in the Education & Reference category.