| Soviet Union Country Quiz | 0 | - | 4.90 | 80,669 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,497 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,359 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,281 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,206 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,211 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,398 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,261 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,582 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,863 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,125 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,527 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,404 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,609 |
| Random European Capital to Country | 0 | - | 4.98 | 190,759 |
| Random European Country to Capital | 0 | - | 4.93 | 164,932 |
| Vietnam War Countries | 0 | - | 4.82 | 94,139 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,609 |
| Every European Country Shape | 0 | - | 4.96 | 201,459 |
| Countries of Africa | 0 | - | 5.00 | 2,533,254 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,197 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,277 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,164 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,481 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,510 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,766 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,250 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,734 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,038 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,860 |
| The Only European Country ... | 0 | - | 4.91 | 216,301 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,993 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,948 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,621 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,847 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,125 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,405 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,759 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,460 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,482 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,169 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,137 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,631 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,206 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,486 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,421 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,803 |
| Countries of the Middle East | 0 | - | 4.96 | 200,942 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,146 |
| Slavic Countries | 0 | - | 4.96 | 111,567 |
| African Island Countries | 0 | - | 4.96 | 101,522 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,837 |
| Countries of the German Empire | 0 | - | 4.51 | 37,903 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,724 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,759 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,392 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,344 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,817 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,554 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,634 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,564 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,158 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,087 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,504 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,133 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,064 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,906 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,185 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,830 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,662 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,681 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,165 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,728 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,381 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,653 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,122 |
| UK Immigration by Country | 0 | - | 4.94 | 140,787 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,810 |
| Central American Countries | 0 | - | 4.98 | 156,313 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,448 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,948 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,166 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,026 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,587 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,211 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,493 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,614 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,069 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,391 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,013 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,188 |
| Monarchies of Europe | 0 | - | 4.90 | 98,036 |
| Monarchies of Asia | 0 | - | 4.97 | 71,032 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,005 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,777 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,821 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,598 |
| The Only African Country ... | 0 | - | 4.99 | 129,029 |
| The Only American Country ... | 0 | - | 4.92 | 121,497 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,097 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,027 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,893 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,720 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,750 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,383 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,877 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,922 |
| Countries That Border Russia | 0 | - | 4.98 | 461,407 |
| European Countries with One Border | 0 | - | 4.97 | 182,638 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,447 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,971 |
| Countries Bordering France | 0 | - | 4.83 | 402,205 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,975 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,539 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,023 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,721 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,862 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,333 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,097 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,490 |
| Germany Country Quiz | 0 | - | 4.82 | 157,721 |
| Russia Country Quiz | 0 | - | 4.85 | 114,374 |
| Italy Country Quiz | 0 | - | 4.82 | 123,297 |
| Japan Country Quiz | 0 | - | 4.93 | 142,341 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,631 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,290 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,041 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,318 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,725 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,344 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,677 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,078 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,129 |
| Hindu Countries | 0 | - | 4.86 | 50,075 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,329 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,361 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,415 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,087 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,539 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,399 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,637 |
| Every African Country Shape | 0 | - | 4.90 | 87,163 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,268 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,739 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,210 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,599 |
| Countries Bordering India | 0 | - | 4.98 | 163,376 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,153 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,247 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,129 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,502 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,211 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,489 |
| Countries that Border China | 0 | - | 4.96 | 262,993 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,296 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,827 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,484 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,583 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,328 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,750 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,067 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,811 |
| Countries that Border Poland | 0 | - | 4.99 | 172,163 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,496 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,631 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,385 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,099 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,017 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,312 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,555 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,833 |
| Most-Visited Countries by Popes | 0 | - | 4.56 | 83,653 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,814 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,787 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,914 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,135 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,492 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,483 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,485 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,167 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,335 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,956 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,971 |
| Countries Closest to India | 0 | - | 4.97 | 102,705 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,556 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,890 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,886 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,762 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,783 |
| Countries that Beat China | 0 | - | 4.86 | 115,629 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,575 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,709 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,681 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,475 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,436 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,928 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,878 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,032 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,315 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,973 |
