| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,917 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,598 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,750 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,333 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,323 |
| UK Immigration by Country | 0 | - | 4.94 | 140,835 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,278 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,689 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,886 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,769 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,117 |
| The Only European Country ... | 0 | - | 4.91 | 216,441 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,101 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,015 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,633 |
| Countries of Africa | 0 | - | 5.00 | 2,534,702 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,628 |
| Random European Capital to Country | 0 | - | 4.98 | 190,803 |
| Random European Country to Capital | 0 | - | 4.93 | 165,013 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,835 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,412 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,631 |
| Every European Country Shape | 0 | - | 4.96 | 201,516 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,656 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,224 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,051 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,783 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,597 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,819 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,373 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,538 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,210 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,159 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,686 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,223 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,515 |
| Europe Capital to Country | 0 | - | 4.99 | 249,912 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,785 |
| European Capitals by Map | 0 | - | 4.99 | 138,985 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,018 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,360 |
| European Coastal Capitals | 0 | - | 4.95 | 90,536 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,836 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,524 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,913 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,143 |
| Countries of the Middle East | 0 | - | 4.96 | 201,039 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,202 |
| Slavic Countries | 0 | - | 4.96 | 111,606 |
| African Island Countries | 0 | - | 4.96 | 101,568 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,856 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,808 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,439 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,416 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,883 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,607 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,677 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,584 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,182 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,145 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,532 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,170 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,104 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,946 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,212 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,211 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,545 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,785 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,274 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,462 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,750 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,219 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,774 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,401 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,079 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,689 |
| Official Cities in the UK | 0 | - | 4.89 | 283,517 |
| Cities in European History #1 | 0 | - | 4.63 | 133,927 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,986 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,181 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,148 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,254 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,846 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,977 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,228 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,061 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,042 |
| Monarchies of Europe | 0 | - | 4.90 | 98,084 |
| Monarchies of Asia | 0 | - | 4.97 | 71,061 |
| Random European Flag to Country | 0 | - | 4.89 | 182,267 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,849 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,717 |
| The Only African Country ... | 0 | - | 4.99 | 129,059 |
| The Only American Country ... | 0 | - | 4.92 | 121,543 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,108 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,748 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,790 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,436 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,929 |
| European Countries with One Border | 0 | - | 4.97 | 182,699 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,503 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,149 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,301 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,426 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,770 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,700 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,526 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,361 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,832 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,114 |
| Countries That Border Russia | 0 | - | 4.98 | 461,554 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 96,972 |
| Countries Bordering France | 0 | - | 4.83 | 402,388 |
| Flags of Countries That Border France | 0 | - | 4.88 | 122,841 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,257 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,793 |
| Europe Map Quiz | 0 | - | 5.00 | 4,760,604 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,097 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,457 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,124 |
| Central American Countries | 0 | - | 4.98 | 156,384 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,557 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,164 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,561 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,780 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,531 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,970 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,116 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,432 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,207 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,032 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,802 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,061 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,937 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,934 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,989 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,550 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,052 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,897 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,355 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,718 |
| Germany Country Quiz | 0 | - | 4.82 | 157,777 |
| Russia Country Quiz | 0 | - | 4.85 | 114,421 |
| Italy Country Quiz | 0 | - | 4.82 | 123,348 |
| Japan Country Quiz | 0 | - | 4.93 | 142,399 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,312 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,052 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,329 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,746 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,446 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,805 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,116 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,307 |
| Countries with Megacities | 0 | - | 4.99 | 262,712 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,147 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,146 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,447 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,192 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,234 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,426 |
| Most Forested European Countries | 0 | - | 4.80 | 75,300 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,625 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,318 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,839 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,730 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,975 |
| Asia Map Quiz | 0 | - | 4.99 | 916,045 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,992 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,495 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,383 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,715 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,230 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,088 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,238 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,350 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,378 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,425 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,789 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,781 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,664 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,507 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,235 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,795 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,667 |
| Every African Country Shape | 0 | - | 4.90 | 87,216 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,856 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,231 |
| Countries Bordering India | 0 | - | 4.98 | 163,399 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,184 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,282 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,142 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,243 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,503 |
| Countries that Border China | 0 | - | 4.96 | 263,050 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,316 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,835 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,507 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,620 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,356 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,757 |
