General3pts
Which country has the most carbon emissions?
Geography3pts
Which of these countries does China NOT share a border with?
Geography3pts
Which state capital is the largest by land area?
Geography3pts
Which two countries share Iguazu Falls?
Nature4pts
Which state is nicknamed “The Sunflower State”?
General5pts
How long does it take one drop of water to travel the Mississippi River?
History3pts
Which two continents are separated by the Drake Passage?
General4pts
Where is the world's highest astronomical observatory?
Nature3pts
Which country produces the most potatoes in the world?
General3pts
Where is the world's largest lock for ships?
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