| Central American Countries | 0 | - | 4.98 | 157,177 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,196 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,624 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,821 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,488 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,274 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,458 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,556 |
| The Only American Country ... | 0 | - | 4.92 | 122,103 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,433 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,685 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,226 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,836 |
| The Only European Country ... | 0 | - | 4.91 | 218,544 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,588 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,987 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,706 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,254 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,864 |
| Countries of Africa | 0 | - | 5.00 | 2,554,820 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,489 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,789 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,993 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,489 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,571 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 92,504 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,364 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,316 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,565 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,955 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,933 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,550 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,204 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,380 |
| Countries of the Middle East | 0 | - | 4.96 | 202,373 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,007 |
| Slavic Countries | 0 | - | 4.96 | 112,235 |
| African Island Countries | 0 | - | 4.96 | 102,307 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,118 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,646 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,180 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,414 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,160 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,349 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,412 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,890 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,677 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,895 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,348 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,778 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,043 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,007 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,502 |
| Flags of North and South America | 0 | - | 4.99 | 376,179 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,473 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,171 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,829 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,430 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,495 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,115 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,823 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,488 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,741 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,771 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,722 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,371 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,961 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,419 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,832 |
| Monarchies of Europe | 0 | - | 4.90 | 98,715 |
| Monarchies of Asia | 0 | - | 4.97 | 71,427 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,215 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,170 |
| The Only African Country ... | 0 | - | 4.99 | 129,556 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,334 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,223 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,377 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,301 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,665 |
| European Countries with One Border | 0 | - | 4.97 | 183,568 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,339 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,691 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,493 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,697 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,850 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,803 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,831 |
| Countries with Megacities | 0 | - | 4.99 | 266,455 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,536 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,933 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,838 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,045 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,512 |
| UK Immigration by Country | 0 | - | 4.94 | 141,535 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,990 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,672 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,228 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,817 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,002 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,416 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,168 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,793 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,950 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,518 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,692 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,264 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,697 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,648 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,675 |
| Countries That Border Russia | 0 | - | 4.98 | 464,102 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,374 |
| Countries Bordering France | 0 | - | 4.83 | 404,528 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,490 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,836 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,513 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,688 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,649 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,504 |
| Germany Country Quiz | 0 | - | 4.82 | 158,654 |
| Russia Country Quiz | 0 | - | 4.83 | 115,199 |
| Japan Country Quiz | 0 | - | 4.93 | 143,167 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,769 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,660 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,214 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,522 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,039 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,774 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,220 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,532 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,388 |
| States of Mexico | 0 | - | 4.96 | 177,817 |
| States of Brazil | 0 | - | 4.97 | 89,377 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,637 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,361 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,390 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,356 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,035 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,423 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,378 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,727 |
| Asia Map Quiz | 0 | - | 4.99 | 923,704 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,409 |
| South American Cities on the Map | 0 | - | 4.52 | 35,532 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,987 |
| Random European Capital to Country | 0 | - | 4.98 | 191,947 |
| Random European Country to Capital | 0 | - | 4.93 | 165,727 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,917 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,329 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,656 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,304 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,360 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,659 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,630 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,981 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,459 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,269 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,587 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,068 |
| Every European Country Shape | 0 | - | 4.96 | 202,722 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,496 |
| Every African Country Shape | 0 | - | 4.90 | 88,186 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,831 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,769 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,619 |
| Countries Bordering India | 0 | - | 4.98 | 163,751 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,930 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,876 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,673 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,983 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,775 |
| Countries that Border China | 0 | - | 4.96 | 264,071 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,028 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,084 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,110 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,650 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,966 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,877 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,806 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,188 |
| Countries that Border Poland | 0 | - | 4.99 | 173,020 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,762 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,454 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,712 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,097 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,904 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,188 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,309 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,413 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,036 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,950 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,086 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,820 |
| Countries Closest to India | 0 | - | 4.97 | 103,145 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,093 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,164 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,189 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,203 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,336 |
| Canada Country Quiz | 0 | - | 4.55 | 132,938 |
