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Components Pane: This pane shows a list of all the components added to the screen in a
hierarchical view.
Properties Pane: When we click on a component in the viewer, we see its properties listed
here. Properties of the components can be changed from here.
Creating a Talking App
In the Project Designer window, we will design the interface by choosing buttons, images or text
boxes and specify the functionalities of our app.
Adding a Button
Drag and drop a Button from the Palette pane to the Viewer pane.
Testing the App
App Inventor allows us to test our app while creating. To test your app, connect your android
device to the Internet and download MIT AI2 Companion. Then, follow the given steps:
1 Click on the 2 Click on AI Companion
3 Open MIT A12
Connect menu. from the drop-down list.
Companion on your device
and connect by scanning the
QR code or typing the code
displayed on your screen.
104 iPro (Ver. 4.1)-VIII

