| Nordic Countries and Capitals | 0 | - | 4.95 | 84,158 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,563 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,069 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,539 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,974 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,867 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,590 |
| Countries Bordering France | 0 | - | 4.83 | 405,252 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,147 |
| UK Immigration by Country | 0 | - | 4.94 | 141,857 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,925 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,214 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,425 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,507 |
| Random European Capital to Country | 0 | - | 4.98 | 192,319 |
| Random European Country to Capital | 0 | - | 4.93 | 166,036 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,135 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,287 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,212 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,422 |
| The Only European Country ... | 0 | - | 4.91 | 219,472 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,249 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,776 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,094 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,971 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,007 |
| Every European Country Shape | 0 | - | 4.96 | 203,220 |
| Countries of Africa | 0 | - | 5.00 | 2,563,649 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,379 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,809 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,016 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,343 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,217 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,203 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,320 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,546 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,596 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,392 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,859 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,674 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,604 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,679 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,923 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,911 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,257 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,577 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,993 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,599 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,271 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,565 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,915 |
| Europe Capital to Country | 0 | - | 4.99 | 252,500 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,229 |
| European Capitals by Map | 0 | - | 4.99 | 142,444 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,088 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,346 |
| European Coastal Capitals | 0 | - | 4.95 | 91,463 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,140 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,170 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,580 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,391 |
| Countries of the Middle East | 0 | - | 4.96 | 203,200 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,334 |
| Slavic Countries | 0 | - | 4.96 | 112,479 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,673 |
| African Island Countries | 0 | - | 4.96 | 102,701 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,232 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,975 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,450 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,904 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,090 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,735 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,692 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,064 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,957 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,493 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,030 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,653 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,050 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,285 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,175 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,217 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,598 |
| Cities in European History #1 | 0 | - | 4.63 | 134,721 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,319 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,534 |
| Random European Flag to Country | 0 | - | 4.90 | 184,401 |
| Most-Visited Countries by the British | 0 | - | 4.64 | 69,105 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,062 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,094 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,020 |
| Scotland Trivia | 0 | - | 4.58 | 57,784 |
| Norway Country Quiz | 0 | - | 4.45 | 77,890 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,318 |
| Finland Country Quiz | 0 | - | 4.51 | 60,067 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,432 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,740 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,408 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,237 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,065 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,960 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,337 |
| Official Cities in the UK | 0 | - | 4.89 | 286,752 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,508 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,702 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,279 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,652 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,803 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,556 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,237 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,752 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,592 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,235 |
| Monarchies of Europe | 0 | - | 4.90 | 99,000 |
| Monarchies of Asia | 0 | - | 4.97 | 71,586 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,336 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,747 |
| The Only African Country ... | 0 | - | 4.99 | 129,772 |
| The Only American Country ... | 0 | - | 4.92 | 122,325 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,432 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,543 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,957 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,689 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,034 |
| Countries That Border Russia | 0 | - | 4.98 | 464,805 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,958 |
| European Countries with One Border | 0 | - | 4.97 | 183,985 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,694 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,896 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 75,238 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,960 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,139 |
| Ireland Country Quiz | 0 | - | 4.70 | 135,313 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,240 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,410 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,091 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,729 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,669 |
| Central American Countries | 0 | - | 4.98 | 157,498 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,675 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,526 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,100 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,186 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,913 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,456 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,646 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,932 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,129 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,634 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,909 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,413 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,028 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,914 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,803 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,523 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,936 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,678 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,925 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,773 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,227 |
| Germany Country Quiz | 0 | - | 4.82 | 159,005 |
| Russia Country Quiz | 0 | - | 4.83 | 115,415 |
| Japan Country Quiz | 0 | - | 4.93 | 143,481 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,814 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,282 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,620 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,125 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,121 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,924 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,077 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,540 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,669 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,392 |
| Most Forested European Countries | 0 | - | 4.80 | 75,735 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,807 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,657 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,740 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,722 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,628 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,164 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,692 |
| Every African Country Shape | 0 | - | 4.90 | 88,569 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,611 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,116 |
| Countries Bordering India | 0 | - | 4.98 | 163,870 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,075 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,741 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,130 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,892 |
| Countries that Border China | 0 | - | 4.96 | 264,476 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,181 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,196 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,245 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,892 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,182 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,933 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,952 |
| Countries that Border Poland | 0 | - | 4.99 | 173,310 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,692 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,552 |
