| Countries that Bordered the USSR | 0 | - | 4.93 | 166,694 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,967 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,167 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,188 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,471 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,838 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,678 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,051 |
| Countries That Border Russia | 0 | - | 4.98 | 465,104 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,134 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,044 |
| UK Immigration by Country | 0 | - | 4.94 | 141,954 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,617 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,075 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,946 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,383 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,192 |
| Random European Capital to Country | 0 | - | 4.98 | 192,431 |
| Random European Country to Capital | 0 | - | 4.93 | 166,134 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,643 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,144 |
| Every European Country Shape | 0 | - | 4.96 | 203,360 |
| Countries of Africa | 0 | - | 5.00 | 2,566,598 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,486 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,862 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,133 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,191 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,235 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,294 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,958 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,257 |
| Countries Bordering Turkey | 0 | - | 4.98 | 118,005 |
| Countries that Border Poland | 0 | - | 4.99 | 173,407 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,069 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,449 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,388 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,751 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,324 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,614 |
| The Only European Country ... | 0 | - | 4.91 | 219,783 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,507 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,932 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,012 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,752 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,813 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,805 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,781 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,648 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,421 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,702 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,064 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,387 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,351 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,260 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,738 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,073 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,648 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,329 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,594 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,960 |
| Europe Capital to Country | 0 | - | 4.99 | 252,738 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,390 |
| European Capitals by Map | 0 | - | 4.99 | 142,740 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,201 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,451 |
| European Coastal Capitals | 0 | - | 4.95 | 91,560 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,878 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,455 |
| Countries of the Middle East | 0 | - | 4.96 | 203,390 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,442 |
| Slavic Countries | 0 | - | 4.96 | 112,568 |
| African Island Countries | 0 | - | 4.96 | 102,803 |
| Random European Flag to Country | 0 | - | 4.90 | 184,577 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,104 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,561 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,063 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,273 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,856 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,799 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,101 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,028 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,597 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,133 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,778 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,120 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,379 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,907 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,973 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,565 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,429 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,157 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,013 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,422 |
| Official Cities in the UK | 0 | - | 4.89 | 287,088 |
| Cities in European History #1 | 0 | - | 4.63 | 134,978 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,766 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,399 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,713 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,865 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,922 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,633 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,362 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,370 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,822 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,655 |
| Monarchies of Europe | 0 | - | 4.90 | 99,095 |
| Monarchies of Asia | 0 | - | 4.97 | 71,649 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,390 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,960 |
| The Only African Country ... | 0 | - | 4.99 | 129,859 |
| The Only American Country ... | 0 | - | 4.92 | 122,403 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,484 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,588 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,040 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,808 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,147 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 98,022 |
| European Countries with One Border | 0 | - | 4.97 | 184,110 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,828 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,979 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,063 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,256 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,370 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,179 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,522 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,735 |
| Central American Countries | 0 | - | 4.98 | 157,627 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,724 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,619 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,215 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,264 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,245 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,541 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,909 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,004 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,201 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,297 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,672 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,974 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,481 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,146 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,039 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,842 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,566 |
| Countries Bordering France | 0 | - | 4.83 | 405,514 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,382 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,997 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,755 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,039 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,822 |
| Ireland Country Quiz | 0 | - | 4.70 | 135,363 |
| Germany Country Quiz | 0 | - | 4.82 | 159,163 |
| Russia Country Quiz | 0 | - | 4.83 | 115,517 |
| Japan Country Quiz | 0 | - | 4.93 | 143,614 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,871 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 35,675 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,184 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,314 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,085 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,963 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,156 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,633 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,720 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,420 |
| Most Forested European Countries | 0 | - | 4.80 | 75,772 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,855 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,683 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,774 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,727 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,663 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,877 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,477 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,308 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,781 |
| Every African Country Shape | 0 | - | 4.90 | 88,707 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,324 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,795 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,181 |
| Countries Bordering India | 0 | - | 4.98 | 163,924 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,085 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,763 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,919 |
| Countries that Border China | 0 | - | 4.96 | 264,622 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,231 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,944 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,406 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,821 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,664 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,986 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,675 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,683 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,254 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,477 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,380 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,507 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,600 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,336 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,222 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,731 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,174 |
