main.dart

import 'package:flutter/cupertino.dart';

main() => runApp(new CupertinoApp(
    home: App()
)
);

class App extends StatelessWidget {
  Widget build(BuildContext context) {
    return SingleChildScrollView(
      physics: AlwaysScrollableScrollPhysics(),
      child: Column(children: [
        Expanded(child: Text("foo")),
        Expanded(
          child: GridView.count(
          scrollDirection: Axis.horizontal,
          physics: AlwaysScrollableScrollPhysics(),
          shrinkWrap: true,
          crossAxisCount: 2,
          //padding: EdgeInsets.all(4.0),
          childAspectRatio: 8.0 / 9.0,
          children: List<String>.generate(100, (i) => "Item $i")
          .map((item) => Column(children: [
            Container(
              width: 100,
              height: 100,
              color: CupertinoColors.destructiveRed),
            Text(item),
          ]))
          .toList(),
        ),
        ),
      ]),
    );
  }
}