| Countries of the Soviet Union | 0 | - | 4.98 | 186,462 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.90 | 63,865 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 63,950 |
| Biggest Trading Partners - Spain | 0 | - | 4.90 | 50,904 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 150,053 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 182,139 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 138,491 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 66,113 |
| Countries of Europe by Population | 0 | - | 4.98 | 131,592 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 100,678 |
| Countries of Europe After World War II | 0 | - | 4.99 | 173,573 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 141,890 |
| Biggest Trading Partners – Australia | 0 | - | 4.89 | 48,922 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 209,744 |
| Arms Exports - United States | 0 | - | 4.65 | 48,960 |
| Biggest Trading Partners - China | 0 | - | 4.96 | 71,071 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 75,381 |
| UK Immigration by Country | 0 | - | 4.94 | 127,577 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 95,576 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 86,285 |
| African Countries with the Most Christians | 0 | - | 4.92 | 68,569 |
| Most Forested European Countries | 0 | - | 4.82 | 69,417 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 111,582 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 103,827 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 83,130 |
| Biggest Trading Partners - Colombia | 0 | - | 4.89 | 36,330 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 121,844 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 77,531 |
| Random European Capital to Country | 0 | - | 4.97 | 155,160 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 99,421 |
| Every European Country Shape | 0 | - | 4.95 | 173,893 |
| Countries of Africa | 0 | - | 5.00 | 2,219,269 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 70,210 |
| Top 10 Richest Countries in Africa | 0 | - | 4.87 | 69,283 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 64,367 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 224,459 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,440 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,210,398 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,589 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,819 |
| The Only European Country ... | 0 | - | 4.93 | 183,494 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,105 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,401 |
| Countries of North America Quiz | 0 | - | 5.00 | 898,646 |
| Countries that Bordered the USSR | 0 | - | 4.94 | 154,662 |
| Europe Capital to Country | 0 | - | 4.99 | 223,816 |
| EU Capitals with No Hints | 0 | - | 4.96 | 127,339 |
| European Capitals by Map | 0 | - | 4.99 | 98,178 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 80,641 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 73,990 |
| European Coastal Capitals | 0 | - | 4.96 | 78,830 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 197,700 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 190,906 |
| Countries of the Middle East | 0 | - | 4.95 | 177,365 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,556 |
| Slavic Countries | 0 | - | 4.96 | 101,673 |
| Vietnam War Countries | 0 | - | 4.82 | 87,503 |
| African Island Countries | 0 | - | 4.96 | 91,173 |
| Random European Flag to Country | 0 | - | 4.90 | 164,373 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,970 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 95,353 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,804 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 201,088 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,318 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,747 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,939 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,298 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,276 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,703 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,606 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,295 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,289 |
| Flags of Countries That Border Russia | 0 | - | 4.72 | 65,636 |
| Biggest Trading Partners - Turkey | 0 | - | 4.82 | 46,062 |
| Biggest Trading Partners - South Africa | 0 | - | 4.82 | 38,168 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 164,319 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 160,675 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 82,490 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 90,799 |
| Official Cities in the UK | 0 | - | 4.87 | 237,209 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 85,571 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 107,307 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 67,761 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,927 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 103,401 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,191 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 83,125 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,499 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,398 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 86,471 |
| Monarchies of Europe | 0 | - | 4.89 | 88,298 |
| Monarchies of Asia | 0 | - | 4.95 | 54,856 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 114,629 |
| The Only African Country ... | 0 | - | 4.99 | 121,282 |
| The Only American Country ... | 0 | - | 4.94 | 111,665 |
| African Countries by a Single Clue | 0 | - | 4.92 | 64,317 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 67,163 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 85,544 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 38,567 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 123,481 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 93,570 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 88,540 |
| European Countries with One Border | 0 | - | 4.96 | 152,731 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,624 |
| Flags of Countries That Border France | 0 | - | 4.88 | 113,950 |
| Countries Closest to Africa | 0 | - | 4.95 | 146,737 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 179,554 |
| Counties of England Map Quiz | 0 | - | 4.97 | 290,238 |
| UK Cities Map Quiz | 0 | - | 4.95 | 438,400 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 57,377 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 62,419 |
| Central American Countries | 0 | - | 4.98 | 141,518 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,743 |
| Total United States Immigration by Country | 0 | - | 4.90 | 98,366 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 189,467 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 93,469 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 53,255 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 71,745 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 183,179 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 117,153 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 26,571 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 117,340 |
| Countries That Border Russia | 0 | - | 4.98 | 431,501 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.90 | 82,632 |
| Countries Bordering France | 0 | - | 4.87 | 361,854 |
| Countries Bordering Germany | 0 | - | 4.99 | 344,680 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 85,293 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 61,280 |
| Countries Closest to Australia | 0 | - | 4.99 | 147,157 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 77,919 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 34,398 |
| Germany Country Quiz | 0 | - | 4.82 | 143,070 |
| Russia Country Quiz | 0 | - | 4.85 | 105,080 |
| Italy Country Quiz | 0 | - | 4.81 | 111,425 |
| Japan Country Quiz | 0 | - | 4.92 | 121,634 |
| Croatia Country Quiz | 0 | - | 4.81 | 38,343 |
| Most Guessed European Capitals | 0 | - | 4.89 | 97,171 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 66,798 |
| South China Sea Countries | 0 | - | 4.82 | 54,366 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 129,677 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,998 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 90,392 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 67,886 |
| Every Asian Country Shape | 0 | - | 4.94 | 76,924 |
| Every African Country Shape | 0 | - | 4.88 | 72,135 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.84 | 52,174 |
| Biggest Mongol Empire Countries | 0 | - | 4.90 | 73,366 |
| Countries Bordering India | 0 | - | 4.98 | 157,125 |
| Countries that Border Hungary | 0 | - | 4.98 | 97,532 |
| Countries Bordering Austria | 0 | - | 4.97 | 111,244 |
| Countries Bordering Tanzania | 0 | - | 4.97 | 66,876 |
| Countries Bordering Iran | 0 | - | 4.82 | 89,263 |
| Countries Bordering D.R. Congo | 0 | - | 4.98 | 60,763 |
| Countries that Border China | 0 | - | 4.96 | 235,933 |
| Countries that Border Iraq | 0 | - | 4.97 | 102,636 |
| Countries Bordering Kenya | 0 | - | 4.86 | 58,729 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 71,960 |
| Countries Bordering Saudi Arabia | 0 | - | 4.94 | 112,948 |
| Countries Bordering Serbia | 0 | - | 4.95 | 84,450 |
| Countries Bordering South Africa | 0 | - | 4.97 | 78,797 |
| Countries Bordering Turkey | 0 | - | 4.98 | 110,145 |
| Countries Bordering Italy | 0 | - | 4.95 | 95,685 |
| Countries that Border Poland | 0 | - | 4.99 | 160,747 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 95,520 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 80,480 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 70,571 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 54,279 |
| Countries that Visit France the Most | 0 | - | 4.81 | 40,608 |
| Countries Closest to Spain | 0 | - | 4.95 | 208,856 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.92 | 76,951 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 87,935 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 67,045 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 87,271 |
| Countries Closest to Canada | 0 | - | 4.90 | 186,374 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.83 | 61,800 |
| Countries Closest to Turkey | 0 | - | 4.94 | 107,994 |
| Countries Closest to India | 0 | - | 4.96 | 95,516 |
| Countries Closest to Japan | 0 | - | 4.93 | 128,804 |
| Countries Closest to Italy | 0 | - | 4.97 | 182,013 |
| Countries Closest to Ethiopia | 0 | - | 4.89 | 64,321 |
| Colombia Country Quiz | 0 | - | 4.89 | 36,001 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,725 |
| Europe Map Quiz | 0 | - | 5.00 | 4,356,538 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 123,382 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,330,007 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 353,623 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,859 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,798 |
| Biggest British Empire Countries | 0 | - | 4.69 | 80,751 |
| Biggest French Empire Countries | 0 | - | 4.46 | 51,811 |
| European Countries with NO Wolves | 0 | - | 4.63 | 64,162 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,536 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 126,243 |
| Top 10 Richest Countries in Asia | 0 | - | 4.81 | 96,185 |
| Countries Bordering Brazil | 0 | - | 4.96 | 125,116 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 88,750 |
| Most-Visited Countries by the British | 0 | - | 4.66 | 62,111 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,964 |
| Countries Closest to Iceland | 0 | - | 4.87 | 64,237 |
| Closest Countries to North Korea | 0 | - | 4.92 | 106,061 |
