You need to install the Android SDK and developer tools.Once you have the Android SDK, it istime to make your first Android project. The good news is that this requires zero lines of code – Android's tools create a "Hello, world!" application for you as part of creating a new project. All you need to do is build it, install it, and see it come up on your emulator or device. Step #1: Create the New Project Android's tools can create a complete skeleton project for you, with everything you need for a complete Android application. Step #1: Eclipse From the Eclipse main menu, choose File | New | Project..., and this will bring up a list of project types to choose from. Fold open the Android option and click on Android Project: Press Next to advance the wizard to the main Android project page: Fill in the following: • The name of the project (e.g., Now) • The Android SDK you wish to compile against (e.g., Google APIs for Android 2.3) • The name of the Java package...