Anuncios do Admob no Flutter

import 'package:firebase_admob/firebase_admob.dart';

 @override
Widget (BuildContext context) {

  FirebaseAdMob.instance.initialize(appId: "[ADMOB_APP_ID]");

  myBanner
    ..load()
    ..show(
      anchorOffset: 60.0,
      horizontalCenterOffset: 10.0,
      anchorType: AnchorType.bottom,
    );


  myInterstitial
    ..load()
    ..show(
      anchorType: AnchorType.bottom,
      anchorOffset: 0.0,
      horizontalCenterOffset: 0.0,
    );

  return Scaffold(

MobileAdTargetingInfo targetingInfo = MobileAdTargetingInfo(
  keywords: <String>['games', 'game','Kids'],
  contentUrl: 'https://flutter.io',
  childDirected: false,
  testDevices: <String>[], // Android emulators are considered test devices
);

BannerAd myBanner = BannerAd(
  adUnitId: [Your Banner.Ad.Id],
  size: AdSize.smartBanner,
  targetingInfo: targetingInfo,
  listener: (MobileAdEvent event) {
    print("BannerAd event is $event");
  },
);

InterstitialAd myInterstitial = InterstitialAd(
  adUnitId: [Your Interstitial.Ad_Id],
  targetingInfo: targetingInfo,
  listener: (MobileAdEvent event) {
    print("InterstitialAd event is $event");
  },
);