This is a complete tutorial, discussing how to build a simple calculator app for Android. Check it out, and implement some of the recommended improvements.

This article explains how to create a Hello World app in Android Studio and then talks you through how everything works and where to go from there.

Android Studio is a developer kit that you can use to create and troubleshoot your own Android apps. We'll go over what it is (and what it isn't).

In Android Studio for beginners, Part 2, you created your first animated mobile app using Android Studio. Now, Part 3 will take you through the steps to build and run the app in an Android device ...