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Compare your skill with friends, colleagues or anyone else.

Create a challenge with a leaderboard.

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Check this box to anonymize the nicknames on the public leaderboard. Nicknames will only be displayed to the quiz owner.

Game mode

PinPin (Hard)Pin (No borders)Pin (Hard, No borders)TypeType (Easy)Place the flagsPlace the labels

Included questions

亚马逊河

伏尔加河

刚果河

勒拿河

印度河

塞纳河

墨累河

多瑙河

密苏里河

密西西比河

尼日尔河

尼罗河

巴拉那河

幼发拉底河

底格里斯河

恒河

扬子江（长江）

格兰德河

泰晤士河

湄公河

科罗拉多河

育空河

莱茵河

鄂毕河

阿穆尔（黑龙江）

麦肯齐河

黄河

Language

New locations

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