| Central American Countries | 0 | - | 4.98 | 157,216 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,499 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,178 |
| South America Map Quiz | 0 | - | 5.00 | 1,555,457 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,531 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,541 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,624 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,590 |
| The Only American Country ... | 0 | - | 4.92 | 122,144 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,542 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,733 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,278 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,927 |
| The Only European Country ... | 0 | - | 4.91 | 218,673 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,705 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,116 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,758 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,352 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,879 |
| Countries of Africa | 0 | - | 5.00 | 2,556,148 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,514 |
| United States Map Quiz | 0 | - | 4.98 | 4,169,632 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,100 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,529 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,582 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,213 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,421 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,359 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,583 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,009 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,957 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,676 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,598 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,497 |
| Countries of the Middle East | 0 | - | 4.96 | 202,435 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,061 |
| Slavic Countries | 0 | - | 4.96 | 112,282 |
| African Island Countries | 0 | - | 4.96 | 102,349 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,135 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,694 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,220 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,467 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,216 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,393 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,443 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,914 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,715 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,946 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,390 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,176 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,812 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,071 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,047 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,119 |
| Flags of North and South America | 0 | - | 4.99 | 376,394 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,702 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,197 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,847 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,510 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,788 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,200 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,886 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,565 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,775 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,792 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,857 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,407 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,010 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,442 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,963 |
| Monarchies of Europe | 0 | - | 4.90 | 98,763 |
| Monarchies of Asia | 0 | - | 4.97 | 71,455 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,237 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,271 |
| The Only African Country ... | 0 | - | 4.99 | 129,593 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,356 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,238 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,410 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,365 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,729 |
| European Countries with One Border | 0 | - | 4.97 | 183,636 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,398 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,733 |
| Europe Map Quiz | 0 | - | 5.00 | 4,784,165 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,727 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,877 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,830 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,933 |
| Countries with Megacities | 0 | - | 4.99 | 266,679 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,639 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,992 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,942 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,110 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,590 |
| UK Immigration by Country | 0 | - | 4.94 | 141,585 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,028 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,728 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,336 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,875 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,030 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,536 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,243 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,963 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,976 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,531 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,729 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,288 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,780 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,699 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,701 |
| Countries That Border Russia | 0 | - | 4.98 | 464,240 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,405 |
| Countries Bordering France | 0 | - | 4.83 | 404,645 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,608 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,858 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,535 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,738 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,672 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,519 |
| Germany Country Quiz | 0 | - | 4.82 | 158,717 |
| Russia Country Quiz | 0 | - | 4.83 | 115,235 |
| Japan Country Quiz | 0 | - | 4.93 | 143,215 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,837 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,690 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,227 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,552 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,056 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,784 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,228 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,538 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,412 |
| States of Mexico | 0 | - | 4.96 | 177,969 |
| States of Brazil | 0 | - | 4.97 | 89,492 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,689 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,406 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,463 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,916 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,176 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,618 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,642 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,352 |
| Asia Map Quiz | 0 | - | 4.99 | 924,164 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,540 |
| South American Cities on the Map | 0 | - | 4.52 | 35,536 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,005 |
| Random European Capital to Country | 0 | - | 4.98 | 192,020 |
| Random European Country to Capital | 0 | - | 4.93 | 165,796 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,942 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,353 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,662 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,318 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,366 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,680 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,656 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,995 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,567 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,384 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,619 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,086 |
| Every European Country Shape | 0 | - | 4.96 | 202,801 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,534 |
| Every African Country Shape | 0 | - | 4.90 | 88,246 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,910 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,033 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,649 |
| Countries Bordering India | 0 | - | 4.98 | 163,773 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,957 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,891 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,679 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,005 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,795 |
| Countries that Border China | 0 | - | 4.96 | 264,130 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,051 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,098 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,141 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,686 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,996 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,892 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,837 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,206 |
| Countries that Border Poland | 0 | - | 4.99 | 173,061 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,791 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,475 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,750 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,110 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,969 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,206 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,327 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,429 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,071 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,976 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,101 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,845 |
| Countries Closest to India | 0 | - | 4.97 | 103,175 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,116 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,232 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,214 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,238 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,373 |
| Canada Country Quiz | 0 | - | 4.55 | 132,974 |
