| Nordic Countries and Capitals | 0 | - | 4.95 | 82,999 |
| Biggest British Empire Countries | 0 | - | 4.73 | 88,409 |
| Countries Bordering France | 0 | - | 4.83 | 398,618 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,948 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,740 |
| Random European Capital to Country | 0 | - | 4.98 | 189,154 |
| Random European Country to Capital | 0 | - | 4.92 | 147,400 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,252 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,236 |
| Every European Country Shape | 0 | - | 4.96 | 200,083 |
| Countries of Africa | 0 | - | 5.00 | 2,506,730 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,646 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,751 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,426 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,215 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,509 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,242 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,786 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,264 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,905 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,794 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,781 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,481 |
| The Only European Country ... | 0 | - | 4.91 | 213,729 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,052 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,466 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,182 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,445 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,202 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,593 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,288 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,444 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,702 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,823 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,218 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,950 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,165 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,251 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,229 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,572 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,538 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,773 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,237 |
| Countries of the Middle East | 0 | - | 4.96 | 198,844 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,220 |
| Slavic Countries | 0 | - | 4.96 | 110,823 |
| African Island Countries | 0 | - | 4.96 | 100,750 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,485 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,671 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,451 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,047 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,582 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,675 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,734 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,134 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,141 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,257 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,225 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,377 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,204 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,482 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,483 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,860 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,932 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,800 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,960 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,811 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,563 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,081 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,160 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,346 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,609 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,319 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,313 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,429 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,344 |
| Monarchies of Europe | 0 | - | 4.90 | 97,284 |
| Monarchies of Asia | 0 | - | 4.97 | 70,584 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,421 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,705 |
| The Only African Country ... | 0 | - | 4.99 | 128,332 |
| The Only American Country ... | 0 | - | 4.92 | 120,724 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,767 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,236 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,021 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,328 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,998 |
| European Countries with One Border | 0 | - | 4.97 | 181,580 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,489 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,072 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,292 |
| UK Immigration by Country | 0 | - | 4.94 | 139,570 |
| Central American Countries | 0 | - | 4.98 | 155,002 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,622 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,203 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,843 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,798 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,199 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,343 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,207 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,058 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,775 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,760 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,427 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,188 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,215 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,090 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,482 |
| Countries That Border Russia | 0 | - | 4.98 | 458,809 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,454 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,199 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,467 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,176 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,968 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,630 |
| Germany Country Quiz | 0 | - | 4.82 | 156,489 |
| Russia Country Quiz | 0 | - | 4.85 | 113,610 |
| Italy Country Quiz | 0 | - | 4.82 | 122,153 |
| Japan Country Quiz | 0 | - | 4.92 | 141,196 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,087 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,829 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,810 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,022 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,530 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,341 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,373 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,847 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,781 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,866 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,827 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,066 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,138 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,686 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,365 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,681 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,675 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,309 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,658 |
| Every African Country Shape | 0 | - | 4.90 | 86,051 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,079 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,155 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,111 |
| Countries Bordering India | 0 | - | 4.98 | 162,577 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,920 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,763 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,206 |
| Countries that Border China | 0 | - | 4.96 | 261,785 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,831 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,516 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,058 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,209 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,717 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,296 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,455 |
| Countries that Border Poland | 0 | - | 4.99 | 171,309 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,425 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,819 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,925 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,690 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,360 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,486 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,866 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,926 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,325 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,743 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,319 |
| Countries Closest to India | 0 | - | 4.97 | 102,195 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,890 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,518 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,087 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,076 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,306 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,290 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,115 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,743 |
| Counties of Ireland | 0 | - | 4.92 | 192,976 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,545 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,694 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,568 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,498 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,023 |
| Countries with Megacities | 0 | - | 4.99 | 246,586 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,951 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,819 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,389 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,765 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,639 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,800 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,167 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,511 |
| Vietnam War Countries | 0 | - | 4.83 | 93,583 |
| Hindu Countries | 0 | - | 4.85 | 49,543 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,718 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,376 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,044 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 74,580 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,499 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,274 |
