| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,712 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,128 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,417 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,174 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,156 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,533 |
| UK Immigration by Country | 0 | - | 4.94 | 140,672 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,597 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,823 |
| The Only European Country ... | 0 | - | 4.91 | 215,980 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,730 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,935 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,766 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,577 |
| Countries of Africa | 0 | - | 5.00 | 2,529,983 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,451 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,543 |
| Random European Capital to Country | 0 | - | 4.98 | 190,619 |
| Random European Country to Capital | 0 | - | 4.93 | 164,559 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,751 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,246 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,558 |
| Every European Country Shape | 0 | - | 4.96 | 201,290 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,414 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,145 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,900 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,690 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,369 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,088 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,067 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,405 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,152 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,430 |
| Europe Capital to Country | 0 | - | 4.99 | 249,549 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,567 |
| European Capitals by Map | 0 | - | 4.99 | 138,543 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,868 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,226 |
| European Coastal Capitals | 0 | - | 4.95 | 90,371 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,538 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,187 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,158 |
| Countries of the Middle East | 0 | - | 4.96 | 200,731 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,999 |
| Slavic Countries | 0 | - | 4.96 | 111,487 |
| African Island Countries | 0 | - | 4.96 | 101,419 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,787 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,524 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,651 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,273 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,156 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,637 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,421 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,525 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,509 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,083 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,966 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,383 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,993 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,967 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,805 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,071 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,536 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,754 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,112 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,099 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,810 |
| Cities in European History #1 | 0 | - | 4.63 | 133,792 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,427 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,905 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,041 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,237 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,018 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,496 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,006 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,613 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,341 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,573 |
| Official Cities in the UK | 0 | - | 4.89 | 283,041 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,884 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,973 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,071 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,723 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,041 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,931 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,931 |
| Monarchies of Europe | 0 | - | 4.90 | 97,948 |
| Monarchies of Asia | 0 | - | 4.97 | 70,976 |
| Random European Flag to Country | 0 | - | 4.89 | 181,950 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,774 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,281 |
| The Only African Country ... | 0 | - | 4.98 | 128,924 |
| The Only American Country ... | 0 | - | 4.92 | 121,400 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,057 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,635 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,667 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,244 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,771 |
| European Countries with One Border | 0 | - | 4.97 | 182,509 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,316 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,982 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,154 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,316 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,730 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,375 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,020 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,605 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,969 |
| Countries with Megacities | 0 | - | 4.99 | 258,509 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,837 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,957 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,122 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,965 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,928 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,012 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,047 |
| Central American Countries | 0 | - | 4.98 | 155,885 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,315 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,911 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,006 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,443 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,198 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,332 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 130,563 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,917 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,303 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,121 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,024 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,929 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,707 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,879 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,781 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,817 |
| Countries That Border Russia | 0 | - | 4.98 | 461,090 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,859 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,878 |
| Countries Bordering France | 0 | - | 4.83 | 401,872 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,692 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,591 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,497 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,946 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,774 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,288 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,635 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,936 |
| Germany Country Quiz | 0 | - | 4.82 | 157,574 |
| Russia Country Quiz | 0 | - | 4.85 | 114,275 |
| Italy Country Quiz | 0 | - | 4.82 | 123,189 |
| Japan Country Quiz | 0 | - | 4.93 | 142,208 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,237 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,015 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,293 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,673 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,413 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,031 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,656 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,483 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,559 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,589 |
| Asia Map Quiz | 0 | - | 4.99 | 914,427 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,489 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,442 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,190 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,592 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,040 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,195 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,384 |
| Most Forested European Countries | 0 | - | 4.80 | 75,237 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,273 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,327 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,380 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,608 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,264 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,763 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,227 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,091 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,165 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,721 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,558 |
| Every African Country Shape | 0 | - | 4.90 | 87,011 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,434 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,063 |
| Countries Bordering India | 0 | - | 4.98 | 163,318 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,088 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,184 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,100 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,145 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,447 |
| Countries that Border China | 0 | - | 4.96 | 262,847 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,225 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,785 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,419 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,517 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,243 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,730 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,987 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,750 |
| Countries that Border Poland | 0 | - | 4.99 | 172,050 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,340 |
