| Countries that Bordered the USSR | 0 | - | 4.93 | 164,626 |
| Countries That Border Russia | 0 | - | 4.98 | 459,501 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,408 |
| Countries that Border Poland | 0 | - | 4.99 | 171,492 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,152 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,545 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,200 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,295 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,051 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,286 |
| Countries Bordering France | 0 | - | 4.83 | 400,147 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,363 |
| UK Immigration by Country | 0 | - | 4.94 | 139,828 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,111 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,466 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,456 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,573 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,253 |
| Russia Country Quiz | 0 | - | 4.85 | 113,770 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,422 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,164 |
| Random European Capital to Country | 0 | - | 4.98 | 189,406 |
| Random European Country to Capital | 0 | - | 4.92 | 147,602 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,838 |
| Every European Country Shape | 0 | - | 4.96 | 200,400 |
| Countries of Africa | 0 | - | 5.00 | 2,511,897 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,262 |
| Countries Bordering India | 0 | - | 4.98 | 162,674 |
| Countries that Border China | 0 | - | 4.96 | 261,993 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,856 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,518 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,409 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,193 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,891 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,298 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,936 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,793 |
| The Only European Country ... | 0 | - | 4.91 | 214,229 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,423 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,800 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,333 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,526 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,077 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,459 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,796 |
| Europe Capital to Country | 0 | - | 4.99 | 248,226 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,693 |
| European Capitals by Map | 0 | - | 4.99 | 136,827 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,348 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,754 |
| European Coastal Capitals | 0 | - | 4.95 | 89,900 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,142 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,659 |
| Countries of the Middle East | 0 | - | 4.96 | 199,214 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,402 |
| Slavic Countries | 0 | - | 4.96 | 110,977 |
| African Island Countries | 0 | - | 4.96 | 100,905 |
| Random European Flag to Country | 0 | - | 4.89 | 181,133 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,926 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,627 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,325 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,803 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,839 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,918 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,213 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,268 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,422 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,672 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,409 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,520 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,368 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,600 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,973 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,620 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,867 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,543 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,187 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,019 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,094 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,881 |
| Official Cities in the UK | 0 | - | 4.89 | 281,013 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,771 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,527 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,781 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,608 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,851 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,297 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,445 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,482 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,431 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,585 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,447 |
| Monarchies of Europe | 0 | - | 4.90 | 97,444 |
| Monarchies of Asia | 0 | - | 4.97 | 70,666 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,488 |
| The Only African Country ... | 0 | - | 4.98 | 128,449 |
| The Only American Country ... | 0 | - | 4.92 | 120,877 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,818 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,304 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,129 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,547 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,192 |
| European Countries with One Border | 0 | - | 4.97 | 181,778 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,672 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,634 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,465 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,059 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,359 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,745 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,334 |
| Central American Countries | 0 | - | 4.98 | 155,194 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,768 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,395 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,944 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,319 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,451 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,348 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,169 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,886 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,833 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,549 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,309 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,348 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,223 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,549 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,271 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,590 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,314 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,039 |
| Germany Country Quiz | 0 | - | 4.82 | 156,762 |
| Italy Country Quiz | 0 | - | 4.82 | 122,370 |
| Japan Country Quiz | 0 | - | 4.92 | 141,473 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,935 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,093 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 34,904 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,660 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,081 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,596 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,250 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,546 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,959 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,832 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,710 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,945 |
| Most Forested European Countries | 0 | - | 4.80 | 74,974 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,927 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,107 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,187 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,546 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,335 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,655 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,893 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,514 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,800 |
| Every African Country Shape | 0 | - | 4.90 | 86,278 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,172 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,230 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,768 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,774 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,858 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,957 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,860 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,254 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,907 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,573 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,142 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,278 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,329 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,578 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,633 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,966 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,018 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,761 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,592 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,692 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,441 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,568 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,865 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,985 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,060 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,481 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,783 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,462 |
| Countries Closest to India | 0 | - | 4.97 | 102,280 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,013 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,495 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,590 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,360 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,397 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,321 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,820 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,720 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,641 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,033 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,683 |
| Countries with Megacities | 0 | - | 4.99 | 247,698 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,533 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,227 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,926 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,165 |
