| Nordic Countries and Capitals | 0 | - | 4.95 | 84,171 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,998 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,618 |
| Countries Bordering France | 0 | - | 4.83 | 405,394 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,276 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,132 |
| Random European Capital to Country | 0 | - | 4.98 | 192,373 |
| Random European Country to Capital | 0 | - | 4.93 | 166,100 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,116 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,169 |
| Every European Country Shape | 0 | - | 4.96 | 203,282 |
| Countries of Africa | 0 | - | 5.00 | 2,565,171 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,838 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,056 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,377 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,019 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,231 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,396 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,569 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,676 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,272 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,706 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,268 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,518 |
| The Only European Country ... | 0 | - | 4.91 | 219,636 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,381 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,857 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,997 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,335 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,689 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,923 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,522 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,649 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,947 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,304 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,236 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,701 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,646 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,030 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,624 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,291 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,578 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,934 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,312 |
| Countries of the Middle East | 0 | - | 4.96 | 203,302 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,387 |
| Slavic Countries | 0 | - | 4.96 | 112,519 |
| African Island Countries | 0 | - | 4.96 | 102,752 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,251 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,043 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,501 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,991 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,185 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,795 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,744 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,088 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,986 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,555 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,078 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,719 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,093 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,338 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,647 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,094 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,964 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,483 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,342 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,110 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,987 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,386 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,348 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,592 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 102,451 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,342 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,312 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,786 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,565 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,624 |
| Monarchies of Europe | 0 | - | 4.90 | 99,047 |
| Monarchies of Asia | 0 | - | 4.97 | 71,618 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,366 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,867 |
| The Only African Country ... | 0 | - | 4.99 | 129,809 |
| The Only American Country ... | 0 | - | 4.92 | 122,360 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,453 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,568 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,004 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,749 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,088 |
| European Countries with One Border | 0 | - | 4.97 | 184,045 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,763 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,001 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,512 |
| UK Immigration by Country | 0 | - | 4.94 | 141,912 |
| Central American Countries | 0 | - | 4.98 | 157,574 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,696 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,575 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,170 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,227 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,079 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,995 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,504 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,773 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,962 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,159 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,263 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,659 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,949 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,451 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,084 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,969 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,820 |
| Countries That Border Russia | 0 | - | 4.98 | 464,952 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,547 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,961 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,715 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,965 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,793 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,429 |
| Germany Country Quiz | 0 | - | 4.82 | 159,080 |
| Russia Country Quiz | 0 | - | 4.83 | 115,462 |
| Japan Country Quiz | 0 | - | 4.93 | 143,542 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,287 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,840 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,298 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,648 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,149 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,778 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,100 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,604 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,699 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,407 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,405 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,829 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,672 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,757 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,874 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,322 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 127,075 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,690 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,749 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,738 |
| Every African Country Shape | 0 | - | 4.90 | 88,644 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,709 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,155 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,437 |
| Countries Bordering India | 0 | - | 4.98 | 163,905 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,112 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,750 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,166 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,905 |
| Countries that Border China | 0 | - | 4.96 | 264,566 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,211 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,217 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,277 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,928 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,226 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,939 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,979 |
| Countries that Border Poland | 0 | - | 4.99 | 173,356 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,765 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,611 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,957 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,644 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,668 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 52,037 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,359 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,474 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,280 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,179 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,670 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,161 |
| Countries Closest to Turkey | 0 | - | 4.96 | 127,036 |
| Countries Closest to India | 0 | - | 4.97 | 103,342 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,759 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,352 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,431 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,574 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,061 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,565 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,800 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,428 |
| Counties of Ireland | 0 | - | 4.92 | 197,707 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,683 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,399 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,317 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,047 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,554 |
| Countries with Megacities | 0 | - | 4.99 | 267,968 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,204 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,361 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,529 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,469 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,618 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,609 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,694 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,821 |
| Vietnam War Countries | 0 | - | 4.82 | 94,762 |
| Hindu Countries | 0 | - | 4.86 | 50,678 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,559 |
