| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,992 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,682 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,233 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,730 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,386 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,652 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,617 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,297 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,513 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,650 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,837 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,746 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,464 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,358 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,080 |
| UK Immigration by Country | 0 | - | 4.94 | 141,131 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,759 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,831 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,124 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,767 |
| Random European Capital to Country | 0 | - | 4.98 | 191,186 |
| Random European Country to Capital | 0 | - | 4.93 | 165,358 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,783 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,786 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,673 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,815 |
| Every European Country Shape | 0 | - | 4.96 | 202,146 |
| Countries of Africa | 0 | - | 5.00 | 2,543,818 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,971 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,397 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,340 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,935 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,500 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,069 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,632 |
| The Only European Country ... | 0 | - | 4.91 | 217,313 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,738 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,499 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,520 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,730 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,774 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,526 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,843 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,850 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,492 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,488 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,295 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,901 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,331 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,635 |
| Europe Capital to Country | 0 | - | 4.99 | 250,807 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,168 |
| European Capitals by Map | 0 | - | 4.99 | 139,880 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,273 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,605 |
| European Coastal Capitals | 0 | - | 4.95 | 90,781 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,477 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,479 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,298 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,165 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,221 |
| Countries of the Middle East | 0 | - | 4.96 | 201,609 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,529 |
| Slavic Countries | 0 | - | 4.96 | 111,858 |
| African Island Countries | 0 | - | 4.96 | 101,841 |
| Random European Flag to Country | 0 | - | 4.89 | 182,908 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,483 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,194 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,746 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,790 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,287 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,891 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,988 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,700 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,377 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,404 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,771 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,448 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,345 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,207 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,412 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,193 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,627 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,324 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,567 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,903 |
| Official Cities in the UK | 0 | - | 4.89 | 284,431 |
| Cities in European History #1 | 0 | - | 4.63 | 134,183 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,193 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,500 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,277 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,392 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,397 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,069 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,084 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,512 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,257 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,194 |
| Monarchies of Europe | 0 | - | 4.90 | 98,325 |
| Monarchies of Asia | 0 | - | 4.97 | 71,202 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,999 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,395 |
| The Only African Country ... | 0 | - | 4.99 | 129,262 |
| The Only American Country ... | 0 | - | 4.92 | 121,791 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,196 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,870 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,024 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,812 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,225 |
| European Countries with One Border | 0 | - | 4.97 | 183,084 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,864 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,374 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,403 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,106 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,071 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,360 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,281 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,355 |
| Central American Countries | 0 | - | 4.98 | 156,739 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,931 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,841 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,436 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,750 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,742 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,783 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,367 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,355 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,673 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,339 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,377 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,004 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,281 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,218 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,081 |
| Countries That Border Russia | 0 | - | 4.98 | 462,736 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,160 |
| Countries Bordering France | 0 | - | 4.83 | 403,451 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,565 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,657 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,255 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,103 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,486 |
| Germany Country Quiz | 0 | - | 4.83 | 158,140 |
| Russia Country Quiz | 0 | - | 4.83 | 114,673 |
| Japan Country Quiz | 0 | - | 4.93 | 142,705 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,455 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,408 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,878 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,281 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,264 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,514 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,584 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,577 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,929 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,176 |
| Most Forested European Countries | 0 | - | 4.80 | 75,435 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,498 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,468 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,519 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,658 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,414 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,812 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,420 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,273 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,959 |
| Every African Country Shape | 0 | - | 4.90 | 87,615 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,370 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,407 |
| Countries Bordering India | 0 | - | 4.98 | 163,544 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,397 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,641 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,541 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,636 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,624 |
| Countries that Border China | 0 | - | 4.96 | 263,516 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,703 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,954 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,861 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 131,702 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,640 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,810 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,498 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,009 |
| Countries that Border Poland | 0 | - | 4.99 | 172,572 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,912 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,968 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,550 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,255 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,440 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,955 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,317 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,964 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,113 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,268 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,710 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,692 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,556 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,012 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,536 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,373 |
