| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,988 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,679 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,221 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,715 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,356 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,640 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,605 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,276 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,502 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,634 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,832 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,704 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,457 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,350 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,068 |
| UK Immigration by Country | 0 | - | 4.94 | 141,114 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,744 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,830 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,112 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,764 |
| Random European Capital to Country | 0 | - | 4.98 | 191,168 |
| Random European Country to Capital | 0 | - | 4.93 | 165,349 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,769 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,780 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,665 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,805 |
| Every European Country Shape | 0 | - | 4.96 | 202,134 |
| Countries of Africa | 0 | - | 5.00 | 2,543,489 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,959 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,389 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,322 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,931 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,477 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,056 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,612 |
| The Only European Country ... | 0 | - | 4.91 | 217,280 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,716 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,496 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,507 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,727 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,773 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,513 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,840 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,843 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,468 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,480 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,289 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,894 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,328 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,633 |
| Europe Capital to Country | 0 | - | 4.99 | 250,787 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,153 |
| European Capitals by Map | 0 | - | 4.99 | 139,854 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,264 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,594 |
| European Coastal Capitals | 0 | - | 4.95 | 90,776 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,448 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,410 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,269 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,157 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,221 |
| Countries of the Middle East | 0 | - | 4.96 | 201,585 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,519 |
| Slavic Countries | 0 | - | 4.96 | 111,845 |
| African Island Countries | 0 | - | 4.96 | 101,828 |
| Random European Flag to Country | 0 | - | 4.89 | 182,890 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,387 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,178 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,737 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,778 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,272 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,878 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,970 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,695 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,369 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,390 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,760 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,439 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,337 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,190 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,407 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,175 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,618 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,316 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,562 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,901 |
| Official Cities in the UK | 0 | - | 4.89 | 284,402 |
| Cities in European History #1 | 0 | - | 4.63 | 134,176 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,184 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,487 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,270 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,385 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,394 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,057 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,080 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,505 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,253 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,189 |
| Monarchies of Europe | 0 | - | 4.90 | 98,315 |
| Monarchies of Asia | 0 | - | 4.97 | 71,191 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,992 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,380 |
| The Only African Country ... | 0 | - | 4.99 | 129,256 |
| The Only American Country ... | 0 | - | 4.92 | 121,781 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,191 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,864 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,016 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,796 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,214 |
| European Countries with One Border | 0 | - | 4.97 | 183,063 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,842 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,363 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,393 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,090 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,039 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,347 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,278 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,350 |
| Central American Countries | 0 | - | 4.98 | 156,722 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,829 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,431 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,742 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,702 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,775 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,332 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,344 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,663 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,332 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,356 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,994 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,271 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,203 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,072 |
| Countries That Border Russia | 0 | - | 4.98 | 462,680 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,150 |
| Countries Bordering France | 0 | - | 4.83 | 403,412 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,506 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,655 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,243 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,094 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,477 |
| Germany Country Quiz | 0 | - | 4.83 | 158,127 |
| Russia Country Quiz | 0 | - | 4.83 | 114,666 |
| Japan Country Quiz | 0 | - | 4.93 | 142,689 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,447 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,405 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,871 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,272 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,256 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,453 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,581 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,574 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,920 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,171 |
| Most Forested European Countries | 0 | - | 4.80 | 75,432 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,491 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,465 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,515 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,653 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,412 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,811 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,399 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,244 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,954 |
| Every African Country Shape | 0 | - | 4.90 | 87,600 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,358 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,402 |
| Countries Bordering India | 0 | - | 4.98 | 163,540 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,390 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,627 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,527 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,619 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,619 |
| Countries that Border China | 0 | - | 4.96 | 263,496 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,689 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,945 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,845 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 131,258 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,626 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,810 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,480 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,002 |
| Countries that Border Poland | 0 | - | 4.99 | 172,558 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,897 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,958 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,541 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,250 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,438 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,953 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,307 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,959 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,109 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,265 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,704 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,687 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,542 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,012 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,437 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,365 |
| Countries Closest to India | 0 | - | 4.97 | 102,923 |
