| Nordic Countries and Capitals | 0 | - | 4.95 | 83,097 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,356 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,938 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,161 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,311 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,020 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,530 |
| Countries Bordering France | 0 | - | 4.83 | 399,401 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,126 |
| UK Immigration by Country | 0 | - | 4.94 | 139,692 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,289 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,226 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,396 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,502 |
| Random European Capital to Country | 0 | - | 4.98 | 189,270 |
| Random European Country to Capital | 0 | - | 4.92 | 147,495 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,065 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,313 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,835 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,623 |
| The Only European Country ... | 0 | - | 4.91 | 213,935 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,199 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,606 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,293 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,226 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,401 |
| Every European Country Shape | 0 | - | 4.96 | 200,241 |
| Countries of Africa | 0 | - | 5.00 | 2,508,718 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,180 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,708 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,798 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,469 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,932 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,545 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,349 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,818 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,363 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,126 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,066 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,866 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,786 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,396 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,054 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,751 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,877 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,276 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,328 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,310 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,637 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,590 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,840 |
| Europe Capital to Country | 0 | - | 4.99 | 247,981 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,509 |
| European Capitals by Map | 0 | - | 4.99 | 136,366 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,221 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,651 |
| European Coastal Capitals | 0 | - | 4.95 | 89,796 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,905 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,410 |
| Biggest British Empire Countries | 0 | - | 4.75 | 96,111 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,907 |
| Countries of the Middle East | 0 | - | 4.96 | 198,991 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,291 |
| Slavic Countries | 0 | - | 4.96 | 110,882 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,230 |
| African Island Countries | 0 | - | 4.96 | 100,816 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,753 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,515 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,161 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,658 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,732 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,800 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,165 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,188 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,313 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,600 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,302 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,444 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,282 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,516 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,255 |
| Sweden Country Quiz | 0 | - | 4.35 | 67,738 |
| Cities in European History #1 | 0 | - | 4.63 | 133,165 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,638 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,742 |
| Random European Flag to Country | 0 | - | 4.89 | 180,952 |
| Most-Visited Countries by the British | 0 | - | 4.63 | 68,099 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,530 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,803 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,512 |
| Scotland Trivia | 0 | - | 4.58 | 57,416 |
| Norway Country Quiz | 0 | - | 4.44 | 76,657 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,451 |
| Finland Country Quiz | 0 | - | 4.50 | 59,140 |
| Iceland Country Quiz | 0 | - | 4.69 | 42,865 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,237 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,042 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,884 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,019 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,833 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,623 |
| Official Cities in the UK | 0 | - | 4.89 | 280,643 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,281 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,435 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,152 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,733 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,792 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,229 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,395 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,363 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,382 |
| Monarchies of Europe | 0 | - | 4.90 | 97,347 |
| Monarchies of Asia | 0 | - | 4.97 | 70,613 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,440 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,831 |
| The Only African Country ... | 0 | - | 4.99 | 128,387 |
| The Only American Country ... | 0 | - | 4.92 | 120,781 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,786 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,262 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,061 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,428 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,077 |
| Countries That Border Russia | 0 | - | 4.98 | 458,989 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,384 |
| European Countries with One Border | 0 | - | 4.97 | 181,664 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,563 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,177 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 74,602 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,131 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,950 |
| Ireland Country Quiz | 0 | - | 4.69 | 133,910 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,143 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,235 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,244 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,021 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,688 |
| Central American Countries | 0 | - | 4.98 | 155,082 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,678 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,306 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,878 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,017 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,383 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,270 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,107 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,820 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,789 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,477 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,234 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,273 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,141 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,506 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,515 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,230 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,528 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,222 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,991 |
| Germany Country Quiz | 0 | - | 4.82 | 156,602 |
| Russia Country Quiz | 0 | - | 4.85 | 113,665 |
| Italy Country Quiz | 0 | - | 4.82 | 122,249 |
| Japan Country Quiz | 0 | - | 4.92 | 141,305 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,868 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,045 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,313 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,210 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,423 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,449 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,869 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,799 |
| Most Forested European Countries | 0 | - | 4.80 | 74,921 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,870 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,081 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,163 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,536 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,056 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,558 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,735 |
| Every African Country Shape | 0 | - | 4.90 | 86,149 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,116 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,189 |
| Countries Bordering India | 0 | - | 4.98 | 162,623 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,716 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,938 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,802 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,224 |
| Countries that Border China | 0 | - | 4.96 | 261,857 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,861 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,543 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,098 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,245 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,776 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,311 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,509 |
| Countries that Border Poland | 0 | - | 4.99 | 171,385 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,500 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,888 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,952 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,715 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,392 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,519 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,915 |
