| Countries that Bordered the USSR | 0 | - | 4.93 | 165,702 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,309 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,641 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,661 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,434 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,751 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,112 |
| UK Immigration by Country | 0 | - | 4.94 | 141,209 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,881 |
| Countries That Border Russia | 0 | - | 4.98 | 462,978 |
| Russia Country Quiz | 0 | - | 4.83 | 114,749 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,273 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,041 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,828 |
| Countries of Africa | 0 | - | 5.00 | 2,546,497 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,827 |
| Random European Capital to Country | 0 | - | 4.98 | 191,536 |
| Random European Country to Capital | 0 | - | 4.93 | 165,464 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,696 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,151 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,795 |
| The Only European Country ... | 0 | - | 4.91 | 217,566 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,900 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,693 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,819 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,754 |
| Every European Country Shape | 0 | - | 4.96 | 202,300 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,074 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,444 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,696 |
| Countries that Border Poland | 0 | - | 4.99 | 172,657 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,428 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,981 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,703 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,921 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,550 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,325 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,951 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,357 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,664 |
| Europe Capital to Country | 0 | - | 4.99 | 251,023 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,281 |
| European Capitals by Map | 0 | - | 4.99 | 140,151 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,342 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,684 |
| European Coastal Capitals | 0 | - | 4.95 | 90,871 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,705 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,312 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,840 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,529 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,225 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,248 |
| Countries of the Middle East | 0 | - | 4.96 | 201,787 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,640 |
| Slavic Countries | 0 | - | 4.96 | 111,949 |
| African Island Countries | 0 | - | 4.96 | 101,917 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,784 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,913 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,384 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,303 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,850 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,918 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,433 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,986 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,087 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,736 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,437 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,495 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,829 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,533 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,403 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,276 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,465 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,599 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,561 |
| Random European Flag to Country | 0 | - | 4.89 | 183,047 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,568 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,706 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,861 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,885 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,324 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,310 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,748 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,401 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,605 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,947 |
| Official Cities in the UK | 0 | - | 4.89 | 284,712 |
| Cities in European History #1 | 0 | - | 4.63 | 134,250 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,242 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,573 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,324 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,443 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,147 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,112 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,615 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,316 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,247 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,284 |
| Monarchies of Europe | 0 | - | 4.90 | 98,399 |
| Monarchies of Asia | 0 | - | 4.97 | 71,265 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,051 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,587 |
| The Only African Country ... | 0 | - | 4.99 | 129,308 |
| The Only American Country ... | 0 | - | 4.92 | 121,852 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,226 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,910 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,085 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,915 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,314 |
| Russia by Picture | 0 | - | 4.41 | 20,439 |
| European Countries with One Border | 0 | - | 4.97 | 183,185 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,967 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,439 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,294 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,029 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,537 |
| Countries Bordering France | 0 | - | 4.83 | 403,689 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,436 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,810 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,171 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,045 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,457 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,557 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,315 |
| Central American Countries | 0 | - | 4.98 | 156,846 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,995 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,917 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,537 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,797 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,002 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,523 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,848 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,734 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,428 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,737 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,374 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,450 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,041 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,395 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,306 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,530 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,206 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,701 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,309 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,171 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,530 |
| Germany Country Quiz | 0 | - | 4.83 | 158,255 |
| Japan Country Quiz | 0 | - | 4.93 | 142,803 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,509 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,139 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,426 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,913 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,489 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,018 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,178 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,043 |
| Countries with Megacities | 0 | - | 4.99 | 264,915 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,867 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,557 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,134 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,629 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,624 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,704 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,041 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,388 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,203 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,786 |
| Most Forested European Countries | 0 | - | 4.80 | 75,480 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,536 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,481 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,532 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,666 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,439 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,816 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,486 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,020 |
| Every African Country Shape | 0 | - | 4.90 | 87,735 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,543 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,471 |
| Countries Bordering India | 0 | - | 4.98 | 163,590 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,463 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,692 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,580 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,703 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,646 |
| Countries that Border China | 0 | - | 4.96 | 263,625 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,770 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,978 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,925 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,804 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,828 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,565 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,044 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,999 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,036 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,590 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,301 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,464 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,982 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,423 |
