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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 enable a public leaderboard for this challenge. Even users who are not logged in can register their scores on the leaderboard.

Anonymize nicknames on the leaderboard

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

Río Amarillo (Huang He)

Río Amazonas

Río Amur

Río Bravo

Río Colorado

Río Congo

Río Danubio

Río Ganges

Río Indo

Río Lena

Río Mackenzie

Río Mekong

Río Misisipi

Río Misuri

Río Murray

Río Nilo

Río Níger

Río Obi

Río Paraná

Río Rin

Río Sena

Río Tigris

Río Támesis

Río Volga

Río Yangtsé

Río Yukón

Río Éufrates

Language

New locations

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