| Nordic Countries and Capitals | 0 | - | 4.95 | 83,734 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,568 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,142 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,187 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,254 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,129 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,528 |
| Countries Bordering France | 0 | - | 4.83 | 402,942 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,824 |
| UK Immigration by Country | 0 | - | 4.94 | 141,046 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,621 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,021 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,959 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,644 |
| Random European Capital to Country | 0 | - | 4.98 | 191,070 |
| Random European Country to Capital | 0 | - | 4.93 | 165,287 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,320 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,660 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,985 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,483 |
| The Only European Country ... | 0 | - | 4.91 | 217,068 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,565 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,387 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,717 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,707 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,074 |
| Every European Country Shape | 0 | - | 4.96 | 202,016 |
| Countries of Africa | 0 | - | 5.00 | 2,541,325 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,882 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,349 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,417 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,928 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,108 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,914 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,202 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,233 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,202 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,893 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,892 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,713 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,584 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,725 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,657 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,322 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,666 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,776 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,420 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,262 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,850 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,295 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,602 |
| Europe Capital to Country | 0 | - | 4.99 | 250,626 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,051 |
| European Capitals by Map | 0 | - | 4.99 | 139,647 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,204 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,540 |
| European Coastal Capitals | 0 | - | 4.95 | 90,716 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,295 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,066 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,114 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,202 |
| Countries of the Middle East | 0 | - | 4.96 | 201,401 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,441 |
| Slavic Countries | 0 | - | 4.96 | 111,784 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,477 |
| African Island Countries | 0 | - | 4.96 | 101,757 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,926 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,059 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,639 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,695 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,186 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,799 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,872 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,677 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,316 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,328 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,694 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,364 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,275 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,110 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,357 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,816 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,261 |
| Cities in European History #1 | 0 | - | 4.63 | 134,125 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,054 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,226 |
| Random European Flag to Country | 0 | - | 4.89 | 182,750 |
| Most-Visited Countries by the British | 0 | - | 4.64 | 68,676 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,459 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,578 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,822 |
| Scotland Trivia | 0 | - | 4.58 | 57,628 |
| Norway Country Quiz | 0 | - | 4.44 | 77,435 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,967 |
| Finland Country Quiz | 0 | - | 4.50 | 59,731 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,206 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,882 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,056 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,514 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,242 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,508 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,848 |
| Official Cities in the UK | 0 | - | 4.89 | 284,204 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,419 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,133 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,423 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,240 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,353 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,988 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,421 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,210 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,150 |
| Monarchies of Europe | 0 | - | 4.90 | 98,249 |
| Monarchies of Asia | 0 | - | 4.97 | 71,155 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,961 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,133 |
| The Only African Country ... | 0 | - | 4.99 | 129,215 |
| The Only American Country ... | 0 | - | 4.92 | 121,726 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,167 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,836 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,976 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,709 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,129 |
| Countries That Border Russia | 0 | - | 4.98 | 462,192 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,398 |
| European Countries with One Border | 0 | - | 4.97 | 182,972 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,750 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,284 |
| All Countries that Once Bordered Germany | 0 | - | 4.34 | 74,988 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,300 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,993 |
| Ireland Country Quiz | 0 | - | 4.69 | 134,611 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,912 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,066 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,281 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,726 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,237 |
| Central American Countries | 0 | - | 4.98 | 156,621 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,769 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,351 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,699 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,490 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,710 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,070 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,286 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,597 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,303 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,188 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,932 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,232 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,142 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,047 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,102 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,629 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,200 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,045 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,438 |
| Germany Country Quiz | 0 | - | 4.83 | 158,037 |
| Russia Country Quiz | 0 | - | 4.83 | 114,602 |
| Japan Country Quiz | 0 | - | 4.93 | 142,629 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,414 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,112 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,387 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,828 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,366 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,562 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,539 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,863 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,311 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,151 |
| Most Forested European Countries | 0 | - | 4.80 | 75,406 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,456 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,445 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,500 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,642 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,387 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,237 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,889 |
| Every African Country Shape | 0 | - | 4.90 | 87,499 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,241 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,358 |
| Countries Bordering India | 0 | - | 4.98 | 163,473 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,318 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,241 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,407 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,579 |
| Countries that Border China | 0 | - | 4.96 | 263,369 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,488 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,909 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,646 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 121,928 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,521 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,788 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,275 |
| Countries that Border Poland | 0 | - | 4.99 | 172,425 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,835 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,893 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,517 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,213 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,429 |
