| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,341 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,288 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,730 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,427 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,934 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,160 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,439 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,846 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,478 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,742 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,499 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,728 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,336 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,113 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,862 |
| UK Immigration by Country | 0 | - | 4.94 | 139,549 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,187 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,664 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,080 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,992 |
| Random European Capital to Country | 0 | - | 4.98 | 189,146 |
| Random European Country to Capital | 0 | - | 4.92 | 147,396 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,784 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,243 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,660 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,300 |
| Every European Country Shape | 0 | - | 4.96 | 200,071 |
| Countries of Africa | 0 | - | 5.00 | 2,506,516 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,106 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,642 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,210 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,083 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,889 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,465 |
| The Only European Country ... | 0 | - | 4.91 | 213,702 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,033 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,200 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,452 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,179 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,593 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,698 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,212 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,150 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,240 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,220 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,564 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,530 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,767 |
| Europe Capital to Country | 0 | - | 4.99 | 247,446 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,396 |
| European Capitals by Map | 0 | - | 4.99 | 136,144 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,142 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,575 |
| European Coastal Capitals | 0 | - | 4.95 | 89,711 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,684 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,408 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,227 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,269 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,860 |
| Countries of the Middle East | 0 | - | 4.96 | 198,829 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,213 |
| Slavic Countries | 0 | - | 4.96 | 110,817 |
| African Island Countries | 0 | - | 4.96 | 100,742 |
| Random European Flag to Country | 0 | - | 4.89 | 180,844 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,229 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,664 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,445 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,032 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,570 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,670 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,727 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,132 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,137 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,536 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,215 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,373 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,200 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,477 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,926 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,790 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,954 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,806 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,556 |
| Official Cities in the UK | 0 | - | 4.89 | 280,408 |
| Cities in European History #1 | 0 | - | 4.63 | 133,065 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,375 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,075 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,680 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,741 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,317 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,152 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,607 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,312 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,307 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,336 |
| Monarchies of Europe | 0 | - | 4.90 | 97,279 |
| Monarchies of Asia | 0 | - | 4.97 | 70,579 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,420 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,692 |
| The Only African Country ... | 0 | - | 4.99 | 128,324 |
| The Only American Country ... | 0 | - | 4.92 | 120,718 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,761 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,231 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,013 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,316 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,990 |
| European Countries with One Border | 0 | - | 4.97 | 181,564 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,458 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,067 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,642 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,025 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,056 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,154 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,645 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,844 |
| Central American Countries | 0 | - | 4.98 | 154,988 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,617 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,186 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,834 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,731 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,338 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,201 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,053 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,770 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,759 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,423 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,183 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,210 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,087 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,480 |
| Countries That Border Russia | 0 | - | 4.98 | 458,792 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,451 |
| Countries Bordering France | 0 | - | 4.85 | 398,537 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,926 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,194 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,463 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,169 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,964 |
| Germany Country Quiz | 0 | - | 4.82 | 156,481 |
| Russia Country Quiz | 0 | - | 4.85 | 113,606 |
| Italy Country Quiz | 0 | - | 4.82 | 122,149 |
| Japan Country Quiz | 0 | - | 4.92 | 141,188 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,827 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,018 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,031 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,597 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,481 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,176 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,340 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,369 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,777 |
| Most Forested European Countries | 0 | - | 4.80 | 74,893 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,821 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,062 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,135 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,529 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,026 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,686 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,348 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,208 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,641 |
| Every African Country Shape | 0 | - | 4.90 | 86,039 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,076 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,154 |
| Countries Bordering India | 0 | - | 4.98 | 162,572 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,670 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,747 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,919 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,761 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,201 |
| Countries that Border China | 0 | - | 4.96 | 261,780 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,825 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,514 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,055 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,204 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,710 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,293 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,450 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,424 |
| Countries that Border Poland | 0 | - | 4.99 | 171,300 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,413 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,813 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,923 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,688 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,504 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,229 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,357 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,483 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,782 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,858 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,918 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,317 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,739 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,312 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,922 |
| Countries Closest to India | 0 | - | 4.97 | 102,187 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,883 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,256 |
