| Countries that Bordered the USSR | 0 | - | 4.93 | 164,385 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,690 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,789 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,110 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,761 |
| UK Immigration by Country | 0 | - | 4.94 | 139,511 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,317 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,385 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,128 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,004 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Random European Capital to Country | 0 | - | 4.98 | 189,086 |
| Random European Country to Capital | 0 | - | 4.92 | 147,361 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,273 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,211 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,216 |
| Every European Country Shape | 0 | - | 4.95 | 199,884 |
| Countries of Africa | 0 | - | 5.00 | 2,505,230 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,064 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,612 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,175 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,056 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,782 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,715 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,748 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,380 |
| The Only European Country ... | 0 | - | 4.91 | 213,562 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,904 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,361 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,593 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,238 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,780 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,241 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,852 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,708 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,654 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,314 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,191 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,085 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,191 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,196 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,533 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,501 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,738 |
| Europe Capital to Country | 0 | - | 4.99 | 247,341 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,334 |
| European Capitals by Map | 0 | - | 4.99 | 136,008 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,087 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,539 |
| European Coastal Capitals | 0 | - | 4.95 | 89,669 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,590 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,097 |
| Countries of the Middle East | 0 | - | 4.96 | 198,752 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,179 |
| Slavic Countries | 0 | - | 4.96 | 110,787 |
| African Island Countries | 0 | - | 4.96 | 100,687 |
| Random European Flag to Country | 0 | - | 4.89 | 180,772 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,608 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,393 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,958 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,510 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,613 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,689 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,121 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,099 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,217 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,487 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,174 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,335 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,150 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,443 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,435 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,704 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,483 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,959 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,849 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,716 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,919 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,770 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,860 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,496 |
| Official Cities in the UK | 0 | - | 4.89 | 280,259 |
| Cities in European History #1 | 0 | - | 4.63 | 132,995 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,347 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,040 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,654 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,718 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,118 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,585 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,263 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,277 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,308 |
| Monarchies of Europe | 0 | - | 4.90 | 97,234 |
| Monarchies of Asia | 0 | - | 4.97 | 70,546 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,393 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,602 |
| The Only African Country ... | 0 | - | 4.99 | 128,289 |
| The Only American Country ... | 0 | - | 4.92 | 120,678 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,747 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,207 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,975 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,247 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,942 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,304 |
| European Countries with One Border | 0 | - | 4.97 | 181,500 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,004 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,074 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,030 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,812 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,984 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,107 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,617 |
| Central American Countries | 0 | - | 4.98 | 154,939 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,560 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,090 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,801 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,075 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,310 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,169 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,020 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,745 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,724 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,392 |
| Arms Exports - Russia | 0 | - | 4.48 | 24,756 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,138 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,183 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,050 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,457 |
| Countries That Border Russia | 0 | - | 4.98 | 458,625 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,426 |
| Countries Bordering France | 0 | - | 4.85 | 397,411 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,776 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,174 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,435 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,136 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,950 |
| Germany Country Quiz | 0 | - | 4.82 | 156,425 |
| Russia Country Quiz | 0 | - | 4.85 | 113,576 |
| Italy Country Quiz | 0 | - | 4.82 | 122,097 |
| Japan Country Quiz | 0 | - | 4.92 | 141,133 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,801 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,004 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,226 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,159 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,337 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,824 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,760 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,189 |
| Most Forested European Countries | 0 | - | 4.80 | 74,868 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,788 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,047 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,113 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,521 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,659 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,683 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,091 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,508 |
| Every African Country Shape | 0 | - | 4.90 | 85,888 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,135 |
| Countries Bordering India | 0 | - | 4.98 | 162,549 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,630 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,682 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,896 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,735 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 70,134 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,188 |
| Countries that Border China | 0 | - | 4.96 | 261,722 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,791 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,486 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,026 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,168 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,665 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,282 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,381 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,388 |
| Countries that Border Poland | 0 | - | 4.99 | 171,244 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,333 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,753 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,893 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,666 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,480 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,160 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,339 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,461 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,763 |
| Countries Closest to Cyprus | 0 | - | 4.90 | 54,830 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,887 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,269 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,731 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,245 |
| Countries Closest to India | 0 | - | 4.96 | 102,158 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,848 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,194 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,495 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,280 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,278 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,302 |
