| Countries of North America Quiz | 0 | - | 5.00 | 1,033,810 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,073 |
| Central American Countries | 0 | - | 4.98 | 157,599 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,707 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,599 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,154 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,983 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,534 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,287 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,756 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,789 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,639 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,672 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,701 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,251 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,777 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,804 |
| Monarchies of Europe | 0 | - | 4.90 | 99,068 |
| Monarchies of Asia | 0 | - | 4.97 | 71,636 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,375 |
| The Only American Country ... | 0 | - | 4.92 | 122,382 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,970 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,590 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,018 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,098 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,362 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,978 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,353 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,511 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,835 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,114 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,015 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,832 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,195 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,817 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,616 |
| States of Mexico | 0 | - | 4.96 | 178,862 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,947 |
| Countries of Africa | 0 | - | 5.00 | 2,565,941 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,333 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,290 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,300 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,566 |
| The Only European Country ... | 0 | - | 4.91 | 219,709 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,441 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,679 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,898 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,006 |
| Pixelated United States Map | 0 | - | 4.89 | 95,002 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,230 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,472 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,488 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,564 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,618 |
| U.S. States By Population | 0 | - | 4.92 | 154,280 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,412 |
| U.S. States with Longest Names | 0 | - | 4.85 | 45,007 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,193 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,617 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,235 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,202 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,335 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,791 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,886 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,739 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,760 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,859 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,771 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,867 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,386 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,702 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,567 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,383 |
| Countries of the Middle East | 0 | - | 4.96 | 203,345 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,418 |
| Slavic Countries | 0 | - | 4.96 | 112,546 |
| African Island Countries | 0 | - | 4.96 | 102,782 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,258 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,074 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,538 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,028 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,238 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,831 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,777 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,096 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,015 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,577 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,105 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,749 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,105 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,364 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,781 |
| Canada Country Quiz | 0 | - | 4.55 | 133,213 |
| United States Country Quiz | 0 | - | 4.43 | 102,379 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,853 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,909 |
| Flags of North and South America | 0 | - | 4.99 | 378,369 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,602 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,130 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,790 |
| Countries that Start with A | 0 | - | 4.98 | 2,179,169 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,804 |
| Countries that Start with C | 0 | - | 4.96 | 1,834,035 |
| Countries that Start with D | 0 | - | 4.96 | 718,229 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,206 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,795 |
| Countries that Start with H | 0 | - | 4.96 | 610,871 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,340 |
| Countries that Start with J | 0 | - | 4.98 | 608,213 |
| Countries that Start with K | 0 | - | 4.97 | 822,079 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,494 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,592 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,711 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,385 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,200 |
| Countries that Start with U | 0 | - | 4.97 | 909,483 |
| Countries that Start with V | 0 | - | 4.98 | 612,721 |
| Countries that Start with F | 0 | - | 4.83 | 622,279 |
| Countries that Start with M | 0 | - | 4.97 | 1,390,030 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,477 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,010 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,530 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,383 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,138 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,001 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,118 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,614 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,341 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,641 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,281 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,922 |
| The Only African Country ... | 0 | - | 4.99 | 129,837 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,473 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,579 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,024 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,781 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,119 |
| European Countries with One Border | 0 | - | 4.97 | 184,085 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,801 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,795 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,037 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,146 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,183 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,015 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,922 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,729 |
| North America Cities by Map | 0 | - | 4.41 | 47,981 |
| Countries That Border Russia | 0 | - | 4.98 | 465,028 |
| Countries Bordering France | 0 | - | 4.83 | 405,446 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,327 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,858 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,854 |
| Jamaica Country Quiz | 0 | - | 4.59 | 35,272 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,605 |
| Territories of the United States | 0 | - | 4.80 | 52,682 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,948 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,941 |
| UK Immigration by Country | 0 | - | 4.94 | 141,936 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,159 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,194 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,248 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,035 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,526 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,835 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,180 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,662 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,638 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,962 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,464 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,556 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,982 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,735 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,013 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,810 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,531 |
| Germany Country Quiz | 0 | - | 4.82 | 159,122 |
| Russia Country Quiz | 0 | - | 4.83 | 115,493 |
| Japan Country Quiz | 0 | - | 4.93 | 143,575 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,329 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,856 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,303 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,316 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,660 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,165 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,571 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,091 |
| Andorra Country Quiz | 0 | - | 4.91 | 32,005 |
| Brazil States Map Quiz | 0 | - | 4.87 | 48,757 |
| States of Brazil | 0 | - | 4.98 | 90,108 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,083 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,650 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,180 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,623 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,136 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,612 |
| Countries with Megacities | 0 | - | 4.99 | 268,091 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,261 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,394 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,595 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,494 |
