国旗いろいろクイズアプリ

The following is a description of the national flag quiz.
1. 〇 × quiz
The national flag and country name will be displayed, so please answer if they match.

2.4 4-choice quiz
Four country names will be displayed for the national flag, so please answer the matching country name.

3. National flag shiritori
Shiritori will be done by country name in Japanese and English.
Japanese is a normal shiritori, and English is a country name written in English and spelled out.