| Nordic Countries and Capitals | 0 | - | 4.95 | 82,990 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,267 |
| Countries Bordering France | 0 | - | 4.85 | 398,483 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,913 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,728 |
| Random European Capital to Country | 0 | - | 4.98 | 189,139 |
| Random European Country to Capital | 0 | - | 4.92 | 147,392 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,241 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,194 |
| Every European Country Shape | 0 | - | 4.96 | 200,059 |
| Countries of Africa | 0 | - | 5.00 | 2,506,415 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,638 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,744 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,421 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,204 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,500 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,223 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,782 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,253 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,882 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,782 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,457 |
| The Only European Country ... | 0 | - | 4.91 | 213,691 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,017 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,446 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,177 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,363 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,199 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,592 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,183 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,436 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,695 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,811 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,212 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,924 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,142 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,236 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,217 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,562 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,528 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,763 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,217 |
| Countries of the Middle East | 0 | - | 4.96 | 198,824 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,211 |
| Slavic Countries | 0 | - | 4.96 | 110,815 |
| African Island Countries | 0 | - | 4.96 | 100,735 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,479 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,660 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,436 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,026 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,568 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,666 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,721 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,131 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,133 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,255 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,531 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,210 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,370 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,196 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,472 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,472 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,837 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,920 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,784 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,948 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,800 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,549 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,071 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,150 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,338 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,606 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,309 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,304 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,424 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,335 |
| Monarchies of Europe | 0 | - | 4.90 | 97,275 |
| Monarchies of Asia | 0 | - | 4.97 | 70,577 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,416 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,689 |
| The Only African Country ... | 0 | - | 4.99 | 128,319 |
| The Only American Country ... | 0 | - | 4.92 | 120,714 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,759 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,227 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,008 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,308 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,985 |
| European Countries with One Border | 0 | - | 4.97 | 181,558 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,427 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,065 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,286 |
| UK Immigration by Country | 0 | - | 4.94 | 139,546 |
| Central American Countries | 0 | - | 4.98 | 154,984 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,612 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,171 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,831 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,664 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,181 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,334 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,197 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,047 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,768 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,756 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,422 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,178 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,207 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,084 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,478 |
| Countries That Border Russia | 0 | - | 4.98 | 458,780 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,448 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,192 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,462 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,168 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,963 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,572 |
| Germany Country Quiz | 0 | - | 4.82 | 156,478 |
| Russia Country Quiz | 0 | - | 4.85 | 113,604 |
| Italy Country Quiz | 0 | - | 4.82 | 122,146 |
| Japan Country Quiz | 0 | - | 4.92 | 141,185 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,077 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,826 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,805 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,018 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,463 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,338 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,364 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,843 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,776 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,859 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,818 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,059 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,131 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,686 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,342 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,659 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,655 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,294 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,631 |
| Every African Country Shape | 0 | - | 4.90 | 86,024 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,072 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,150 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,101 |
| Countries Bordering India | 0 | - | 4.98 | 162,571 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,668 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,917 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,759 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,200 |
| Countries that Border China | 0 | - | 4.96 | 261,775 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,824 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,512 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,051 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,203 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,705 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,291 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,449 |
| Countries that Border Poland | 0 | - | 4.99 | 171,296 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,406 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,809 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,921 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,687 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,356 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,481 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,855 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,915 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,312 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,738 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,307 |
| Countries Closest to India | 0 | - | 4.97 | 102,183 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,880 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,513 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,082 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,067 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,302 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,289 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,761 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,740 |
| Counties of Ireland | 0 | - | 4.92 | 192,969 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,535 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,680 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,441 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,462 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,993 |
| Countries with Megacities | 0 | - | 4.99 | 246,515 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,911 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,795 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,365 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,754 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,631 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,792 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,138 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,496 |
| Vietnam War Countries | 0 | - | 4.83 | 93,580 |
| Hindu Countries | 0 | - | 4.85 | 49,532 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,712 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,359 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,032 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 74,575 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,484 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,269 |
