| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,913 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,590 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,748 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,328 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,320 |
| UK Immigration by Country | 0 | - | 4.94 | 140,832 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,273 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,688 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,881 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,763 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,111 |
| The Only European Country ... | 0 | - | 4.91 | 216,436 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,096 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,012 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,633 |
| Countries of Africa | 0 | - | 5.00 | 2,534,632 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,626 |
| Random European Capital to Country | 0 | - | 4.98 | 190,800 |
| Random European Country to Capital | 0 | - | 4.93 | 165,009 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,833 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,411 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,630 |
| Every European Country Shape | 0 | - | 4.96 | 201,512 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,645 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,222 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,049 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,782 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,596 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,782 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,345 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,538 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,207 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,155 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,683 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,222 |
| 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 | 145,775 |
| European Capitals by Map | 0 | - | 4.99 | 138,980 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,014 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,358 |
| European Coastal Capitals | 0 | - | 4.95 | 90,532 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,832 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,517 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,908 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,142 |
| Countries of the Middle East | 0 | - | 4.96 | 201,031 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,200 |
| Slavic Countries | 0 | - | 4.96 | 111,606 |
| African Island Countries | 0 | - | 4.96 | 101,564 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,855 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,806 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,436 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,406 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,880 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,602 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,674 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,584 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,181 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,141 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,529 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,169 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,101 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,942 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,210 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,208 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,541 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,782 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,271 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,458 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,748 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,218 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,769 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,399 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,074 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,686 |
| Official Cities in the UK | 0 | - | 4.89 | 283,499 |
| Cities in European History #1 | 0 | - | 4.63 | 133,926 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,982 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,176 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,145 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,251 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,844 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,971 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,225 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,059 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,039 |
| Monarchies of Europe | 0 | - | 4.90 | 98,078 |
| Monarchies of Asia | 0 | - | 4.97 | 71,058 |
| Random European Flag to Country | 0 | - | 4.89 | 182,261 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,849 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,697 |
| The Only African Country ... | 0 | - | 4.99 | 129,057 |
| The Only American Country ... | 0 | - | 4.92 | 121,541 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,107 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,747 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,789 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,435 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,928 |
| European Countries with One Border | 0 | - | 4.97 | 182,696 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,498 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,146 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,297 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,423 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,770 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,698 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,521 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,358 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,819 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,111 |
| Countries That Border Russia | 0 | - | 4.98 | 461,547 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 96,969 |
| Countries Bordering France | 0 | - | 4.83 | 402,384 |
| Flags of Countries That Border France | 0 | - | 4.88 | 122,838 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,252 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,790 |
| Europe Map Quiz | 0 | - | 5.00 | 4,760,504 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,094 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,447 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,123 |
| Central American Countries | 0 | - | 4.98 | 156,381 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,552 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,162 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,559 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,772 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,528 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,954 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,114 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,428 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,205 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,028 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,799 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,059 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,935 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,932 |
| 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 | 69,051 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,896 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,352 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,709 |
| Germany Country Quiz | 0 | - | 4.82 | 157,774 |
| Russia Country Quiz | 0 | - | 4.85 | 114,420 |
| Italy Country Quiz | 0 | - | 4.82 | 123,346 |
| Japan Country Quiz | 0 | - | 4.93 | 142,397 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,312 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,052 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,328 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,745 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,444 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,783 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,107 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,303 |
| Countries with Megacities | 0 | - | 4.99 | 262,687 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,141 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,142 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,439 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,189 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,224 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,425 |
| Most Forested European Countries | 0 | - | 4.80 | 75,299 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,624 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,317 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,792 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,716 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,928 |
| Asia Map Quiz | 0 | - | 4.99 | 916,024 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,981 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,494 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,383 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,714 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,229 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,087 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,237 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,347 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,378 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,424 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,788 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,781 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,653 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,500 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,234 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,794 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,664 |
| Every African Country Shape | 0 | - | 4.90 | 87,209 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,849 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,228 |
| Countries Bordering India | 0 | - | 4.98 | 163,399 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,177 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,281 |
| 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 | 263,049 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,315 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,835 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,507 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,619 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,355 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,757 |
