| Countries that Bordered the USSR | 0 | - | 4.93 | 166,498 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,969 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,246 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,946 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,647 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,426 |
| Countries That Border Russia | 0 | - | 4.98 | 464,596 |
| UK Immigration by Country | 0 | - | 4.94 | 141,753 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,782 |
| Russia Country Quiz | 0 | - | 4.83 | 115,343 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,070 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,368 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,390 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,100 |
| Random European Capital to Country | 0 | - | 4.98 | 192,186 |
| Random European Country to Capital | 0 | - | 4.93 | 165,957 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,909 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 112,956 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,036 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,231 |
| The Only European Country ... | 0 | - | 4.91 | 219,173 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,040 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,600 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,049 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,945 |
| Every European Country Shape | 0 | - | 4.96 | 203,072 |
| Countries of Africa | 0 | - | 5.00 | 2,561,222 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,280 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,747 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,116 |
| Countries that Border Poland | 0 | - | 4.99 | 173,208 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,891 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,332 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,073 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,599 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,481 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,548 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,010 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,862 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,465 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,924 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,557 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,218 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,530 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,876 |
| Europe Capital to Country | 0 | - | 4.99 | 252,212 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,051 |
| European Capitals by Map | 0 | - | 4.99 | 142,219 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,933 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,226 |
| European Coastal Capitals | 0 | - | 4.95 | 91,351 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,864 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,930 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,527 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,372 |
| Countries of the Middle East | 0 | - | 4.96 | 203,016 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,233 |
| Slavic Countries | 0 | - | 4.96 | 112,410 |
| African Island Countries | 0 | - | 4.96 | 102,578 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,865 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,352 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,733 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,815 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,610 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,589 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,016 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,879 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,122 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,900 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,466 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,963 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,200 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 43,464 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,660 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,171 |
| Cities in European History #1 | 0 | - | 4.63 | 134,644 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,282 |
| Random European Flag to Country | 0 | - | 4.90 | 184,296 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,004 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,038 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,007 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,535 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,217 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,010 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,954 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,904 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,276 |
| Official Cities in the UK | 0 | - | 4.89 | 286,418 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,618 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,171 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,602 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,737 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,498 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,139 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,690 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,538 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,149 |
| Monarchies of Europe | 0 | - | 4.90 | 98,909 |
| Monarchies of Asia | 0 | - | 4.97 | 71,525 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,302 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,581 |
| The Only African Country ... | 0 | - | 4.99 | 129,707 |
| The Only American Country ... | 0 | - | 4.92 | 122,240 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,401 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,436 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,867 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,572 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,904 |
| Russia by Picture | 0 | - | 4.41 | 20,488 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,900 |
| European Countries with One Border | 0 | - | 4.97 | 183,858 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,576 |
| Countries Bordering France | 0 | - | 4.83 | 405,010 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,836 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,941 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,883 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,046 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,118 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,725 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,980 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,587 |
| Central American Countries | 0 | - | 4.98 | 157,383 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,622 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,448 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,025 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,118 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,628 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,375 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,415 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,868 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,064 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,600 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,846 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,362 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,949 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,843 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,772 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,483 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,909 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,629 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,848 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,734 |
| Germany Country Quiz | 0 | - | 4.82 | 158,885 |
| Japan Country Quiz | 0 | - | 4.93 | 143,381 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,772 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,603 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,094 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,409 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,829 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,007 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,472 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,626 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,364 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,653 |
| Most Forested European Countries | 0 | - | 4.80 | 75,695 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,749 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,619 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,699 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,711 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,857 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,745 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,633 |
| Every African Country Shape | 0 | - | 4.90 | 88,433 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,350 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,055 |
| Countries Bordering India | 0 | - | 4.98 | 163,833 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,024 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,962 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,711 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,081 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,864 |
| Countries that Border China | 0 | - | 4.96 | 264,344 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,122 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,156 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,204 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,823 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,923 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,912 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,275 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,594 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,472 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,868 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,552 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,631 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,160 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,172 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,289 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,402 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,495 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,172 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,077 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,522 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,132 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,935 |
| Countries Closest to India | 0 | - | 4.97 | 103,251 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,225 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,432 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,286 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,020 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,555 |
