| Nordic Countries and Capitals | 0 | - | 4.95 | 83,072 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,303 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,882 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,085 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,275 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,967 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,494 |
| Countries Bordering France | 0 | - | 4.83 | 399,128 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,059 |
| UK Immigration by Country | 0 | - | 4.94 | 139,645 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,264 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,150 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,381 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,473 |
| Random European Capital to Country | 0 | - | 4.98 | 189,214 |
| Random European Country to Capital | 0 | - | 4.92 | 147,452 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,999 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,309 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,817 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,565 |
| The Only European Country ... | 0 | - | 4.91 | 213,840 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,152 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,542 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,280 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,210 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,337 |
| Every European Country Shape | 0 | - | 4.96 | 200,181 |
| Countries of Africa | 0 | - | 5.00 | 2,507,968 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,156 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,681 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,780 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,452 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,931 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,536 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,313 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,807 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,333 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,111 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,815 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,841 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,741 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,356 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,676 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,733 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,850 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,233 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,296 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,273 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,608 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,571 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,811 |
| Europe Capital to Country | 0 | - | 4.99 | 247,893 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,459 |
| European Capitals by Map | 0 | - | 4.99 | 136,283 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,193 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,616 |
| European Coastal Capitals | 0 | - | 4.95 | 89,761 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,806 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,336 |
| Biggest British Empire Countries | 0 | - | 4.73 | 94,931 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,894 |
| Countries of the Middle East | 0 | - | 4.96 | 198,929 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,269 |
| Slavic Countries | 0 | - | 4.96 | 110,860 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,216 |
| African Island Countries | 0 | - | 4.96 | 100,793 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,708 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,493 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,114 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,631 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,717 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,765 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,156 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,166 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,291 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,581 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,279 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,419 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,250 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,509 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,241 |
| Sweden Country Quiz | 0 | - | 4.35 | 67,726 |
| Cities in European History #1 | 0 | - | 4.63 | 133,130 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,623 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,734 |
| Random European Flag to Country | 0 | - | 4.89 | 180,903 |
| Most-Visited Countries by the British | 0 | - | 4.63 | 68,084 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,516 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,780 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,505 |
| Scotland Trivia | 0 | - | 4.58 | 57,410 |
| Norway Country Quiz | 0 | - | 4.44 | 76,632 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,434 |
| Finland Country Quiz | 0 | - | 4.50 | 59,114 |
| Iceland Country Quiz | 0 | - | 4.69 | 42,858 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,164 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,002 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,856 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,992 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,830 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,597 |
| Official Cities in the UK | 0 | - | 4.89 | 280,545 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,279 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,410 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,125 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,706 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,765 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,201 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,361 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,342 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,368 |
| Monarchies of Europe | 0 | - | 4.90 | 97,321 |
| Monarchies of Asia | 0 | - | 4.97 | 70,606 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,433 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,782 |
| The Only African Country ... | 0 | - | 4.99 | 128,368 |
| The Only American Country ... | 0 | - | 4.92 | 120,763 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,779 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,250 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,043 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,395 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,047 |
| Countries That Border Russia | 0 | - | 4.98 | 458,926 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,369 |
| European Countries with One Border | 0 | - | 4.97 | 181,632 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,524 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,149 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 74,594 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,112 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,919 |
| Ireland Country Quiz | 0 | - | 4.69 | 133,884 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,092 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,934 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,202 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,943 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,668 |
| Central American Countries | 0 | - | 4.98 | 155,057 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,664 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,272 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,863 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,934 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,365 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,253 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,089 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,799 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,777 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,455 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,216 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,250 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,122 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,493 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,493 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,218 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,510 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,202 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,981 |
| Germany Country Quiz | 0 | - | 4.82 | 156,552 |
| Russia Country Quiz | 0 | - | 4.85 | 113,637 |
| Italy Country Quiz | 0 | - | 4.82 | 122,209 |
| Japan Country Quiz | 0 | - | 4.92 | 141,247 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,853 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,038 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,439 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,198 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,402 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,418 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,862 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,793 |
| Most Forested European Countries | 0 | - | 4.80 | 74,910 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,855 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,074 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,152 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,534 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,045 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,487 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,711 |
| Every African Country Shape | 0 | - | 4.90 | 86,122 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,095 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,178 |
| Countries Bordering India | 0 | - | 4.98 | 162,604 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,701 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,928 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,789 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,216 |
| Countries that Border China | 0 | - | 4.96 | 261,821 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,851 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,532 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,083 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,229 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,749 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,306 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,492 |
| Countries that Border Poland | 0 | - | 4.99 | 171,355 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,470 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,856 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,939 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,704 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,381 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,509 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,892 |
