Flutter: Grid View

Class MyApp extends StatelessWidget {

@override
Widget build(BuildContext context){
    return MaterialApp(title: "title", home : Scaffold(appBar:AppBar(title:Text(title),), body : GridView.count(
    crossAxisCount : 2,
    Children : List.generate(100, (index) {
    return Center( child : Text ("Item index $index", style : Theme.of(context.textTheme.headline)))
} 
) ) )
}

}

References:
https://flutter.io/cookbook/lists/grid-lists/