| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,448 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,593 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,314 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,055 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 129,071 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,866 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,785 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,472 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,570 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,774 |
| The Only European Country ... | 0 | - | 4.91 | 215,912 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,671 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,720 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,565 |
| Countries of Africa | 0 | - | 5.00 | 2,529,142 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,359 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,171 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,567 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,549 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,544 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,134 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,872 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,176 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,033 |
| Asia Capital to Country | 0 | - | 4.96 | 126,427 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,032 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,485 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,100 |
| Countries of the Middle East | 0 | - | 4.96 | 200,688 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,969 |
| Slavic Countries | 0 | - | 4.96 | 111,461 |
| African Island Countries | 0 | - | 4.96 | 101,395 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,621 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,241 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,120 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,606 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,396 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,495 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,503 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,066 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,942 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,363 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,966 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,948 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,783 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,044 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,083 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,360 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,975 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,217 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,954 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,673 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,702 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,891 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,012 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,906 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,913 |
| Monarchies of Europe | 0 | - | 4.90 | 97,926 |
| Monarchies of Asia | 0 | - | 4.97 | 70,959 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,762 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,216 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,247 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,658 |
| Countries that Start with D | 0 | - | 4.96 | 707,246 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,423 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,054 |
| Countries that Start with H | 0 | - | 4.96 | 602,778 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,805 |
| Countries that Start with J | 0 | - | 4.98 | 600,624 |
| Countries that Start with K | 0 | - | 4.97 | 813,734 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,556 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,492 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,003 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,931 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,242 |
| Countries that Start with U | 0 | - | 4.97 | 903,163 |
| Countries that Start with V | 0 | - | 4.98 | 608,238 |
| Countries that Start with F | 0 | - | 4.83 | 616,062 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,250 |
| The Only African Country ... | 0 | - | 4.98 | 128,902 |
| The Only American Country ... | 0 | - | 4.92 | 121,378 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,048 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,620 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,647 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,213 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,745 |
| European Countries with One Border | 0 | - | 4.97 | 182,474 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,283 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,963 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,031 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,583 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,996 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,960 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,617 |
| Countries That Border Russia | 0 | - | 4.98 | 461,023 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,018 |
| Countries Bordering France | 0 | - | 4.83 | 401,800 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,537 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,591 |
| UK Immigration by Country | 0 | - | 4.94 | 140,633 |
| Central American Countries | 0 | - | 4.98 | 155,850 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,289 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,683 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,973 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,402 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,111 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,824 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,255 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,861 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,284 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,105 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,912 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,686 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,850 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,756 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,804 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,488 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,932 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,758 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,273 |
| Germany Country Quiz | 0 | - | 4.82 | 157,530 |
| Russia Country Quiz | 0 | - | 4.85 | 114,244 |
| Italy Country Quiz | 0 | - | 4.82 | 123,159 |
| Japan Country Quiz | 0 | - | 4.93 | 142,187 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,380 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,220 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,281 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,660 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,411 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,714 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,583 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,884 |
| Countries with Megacities | 0 | - | 4.99 | 256,556 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,752 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,913 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,048 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,914 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,867 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,335 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,346 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,312 |
| Asia Map Quiz | 0 | - | 4.99 | 914,189 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,419 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,185 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,530 |
| Random European Capital to Country | 0 | - | 4.98 | 190,590 |
| Random European Country to Capital | 0 | - | 4.93 | 164,407 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,150 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,031 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,192 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,268 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,319 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,376 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,135 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,019 |
| Every European Country Shape | 0 | - | 4.96 | 201,253 |
| Every African Country Shape | 0 | - | 4.90 | 86,969 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,304 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,986 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,329 |
| Countries Bordering India | 0 | - | 4.98 | 163,308 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,077 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,171 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,094 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,134 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,436 |
| Countries that Border China | 0 | - | 4.96 | 262,807 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,215 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,778 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,411 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,501 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,232 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,723 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,966 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,739 |
| Countries that Border Poland | 0 | - | 4.99 | 172,025 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,310 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,486 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,310 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,013 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,879 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,247 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,779 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,566 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,704 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,833 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,079 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,378 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,384 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,993 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,924 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,850 |
| Countries Closest to India | 0 | - | 4.97 | 102,610 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,429 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,674 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,822 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,652 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,611 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,790 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,891 |
