| Countries that Bordered the USSR | 0 | - | 4.93 | 164,348 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,657 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,664 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,113 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,689 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,057 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,754 |
| UK Immigration by Country | 0 | - | 4.94 | 139,478 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,069 |
| Countries That Border Russia | 0 | - | 4.98 | 458,497 |
| Russia Country Quiz | 0 | - | 4.85 | 113,547 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 137,947 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,292 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,349 |
| Countries of Africa | 0 | - | 5.00 | 2,504,000 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,945 |
| Random European Capital to Country | 0 | - | 4.98 | 189,042 |
| Random European Country to Capital | 0 | - | 4.92 | 147,326 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,699 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,696 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,319 |
| The Only European Country ... | 0 | - | 4.91 | 213,452 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,810 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,301 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,195 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Every European Country Shape | 0 | - | 4.95 | 199,821 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,030 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,601 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,639 |
| Countries that Border Poland | 0 | - | 4.99 | 171,183 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,136 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,036 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,257 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,026 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,133 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,495 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,476 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,709 |
| Europe Capital to Country | 0 | - | 4.99 | 247,262 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,268 |
| European Capitals by Map | 0 | - | 4.99 | 135,896 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,062 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,628 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,506 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,489 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,686 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,010 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,218 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,839 |
| Countries of the Middle East | 0 | - | 4.96 | 198,681 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,128 |
| Slavic Countries | 0 | - | 4.96 | 110,765 |
| African Island Countries | 0 | - | 4.96 | 100,641 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,548 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,180 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,274 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,573 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,345 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,892 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,458 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,665 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,101 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,181 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,140 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,312 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,125 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,412 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,595 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,306 |
| Random European Flag to Country | 0 | - | 4.89 | 180,700 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,403 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,676 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,475 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,172 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,852 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,793 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,669 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,887 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,756 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,454 |
| Official Cities in the UK | 0 | - | 4.89 | 280,101 |
| Cities in European History #1 | 0 | - | 4.63 | 132,945 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 117,999 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,692 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,092 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,578 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,243 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Monarchies of Europe | 0 | - | 4.90 | 97,194 |
| Monarchies of Asia | 0 | - | 4.97 | 70,530 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,375 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,516 |
| The Only African Country ... | 0 | - | 4.99 | 128,253 |
| The Only American Country ... | 0 | - | 4.92 | 120,645 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,192 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,953 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,193 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,898 |
| European Countries with One Border | 0 | - | 4.97 | 181,441 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,958 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,001 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,919 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,968 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,278 |
| Countries Bordering France | 0 | - | 4.85 | 395,563 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,041 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,627 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,776 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,908 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,076 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,603 |
| Central American Countries | 0 | - | 4.98 | 154,902 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,500 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,063 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,772 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,916 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,187 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,281 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,144 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,993 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,716 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,701 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,363 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,115 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,158 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,012 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,443 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,410 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,165 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,408 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,108 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,940 |
| Germany Country Quiz | 0 | - | 4.82 | 156,384 |
| Italy Country Quiz | 0 | - | 4.82 | 122,063 |
| Japan Country Quiz | 0 | - | 4.92 | 141,102 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,782 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 34,990 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,273 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,387 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,985 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,850 |
| Countries with Megacities | 0 | - | 4.99 | 246,138 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,765 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,229 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,145 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,262 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,322 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,816 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,752 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,364 |
| Most Forested European Countries | 0 | - | 4.80 | 74,849 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,773 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,037 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,098 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,517 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,002 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,679 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,004 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,487 |
| Every African Country Shape | 0 | - | 4.90 | 85,842 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,037 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,122 |
| Countries Bordering India | 0 | - | 4.98 | 162,530 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,596 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,632 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,868 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,712 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,179 |
| Countries that Border China | 0 | - | 4.96 | 261,660 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,770 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,475 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,008 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,120 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,278 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,325 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,352 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,262 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,701 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,863 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,648 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,454 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,109 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,329 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,444 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,750 |
| Countries Closest to Cyprus | 0 | - | 4.90 | 54,810 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,875 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,220 |
