| Countries of North America Quiz | 0 | - | 5.00 | 1,013,932 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,285 |
| Central American Countries | 0 | - | 4.98 | 155,222 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,787 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,394 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,186 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,679 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,675 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,182 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,661 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,986 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,498 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,162 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,418 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,445 |
| Monarchies of Europe | 0 | - | 4.90 | 97,475 |
| Monarchies of Asia | 0 | - | 4.97 | 70,681 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,501 |
| The Only American Country ... | 0 | - | 4.92 | 120,895 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,780 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,167 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,133 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,981 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,178 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,039 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,954 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,538 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,371 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,250 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,559 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,250 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,970 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,298 |
| States of Mexico | 0 | - | 4.95 | 173,816 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,542 |
| Countries of Africa | 0 | - | 5.00 | 2,512,668 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,365 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,714 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,957 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,848 |
| The Only European Country ... | 0 | - | 4.91 | 214,338 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,503 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,114 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,859 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,352 |
| Pixelated United States Map | 0 | - | 4.89 | 93,618 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,908 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,525 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,576 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,870 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,122 |
| U.S. States By Population | 0 | - | 4.92 | 152,513 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,565 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,972 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,979 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,827 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,998 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,211 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,170 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,594 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,134 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,740 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,489 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,599 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,969 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,655 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,929 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,490 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,309 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,399 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,742 |
| Countries of the Middle East | 0 | - | 4.96 | 199,266 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,435 |
| Slavic Countries | 0 | - | 4.96 | 111,002 |
| African Island Countries | 0 | - | 4.96 | 100,919 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,567 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,952 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,651 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,355 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,845 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,870 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,939 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,226 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,287 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,454 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,691 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,437 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,533 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,392 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,620 |
| Canada Country Quiz | 0 | - | 4.55 | 131,866 |
| United States Country Quiz | 0 | - | 4.43 | 100,759 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,336 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,428 |
| Flags of North and South America | 0 | - | 4.99 | 368,446 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,189 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,021 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,933 |
| Countries that Start with A | 0 | - | 4.98 | 2,149,528 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,223 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,240 |
| Countries that Start with D | 0 | - | 4.96 | 702,857 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,093 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,505 |
| Countries that Start with H | 0 | - | 4.96 | 599,002 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,561 |
| Countries that Start with J | 0 | - | 4.98 | 597,075 |
| Countries that Start with K | 0 | - | 4.97 | 810,376 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,122 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,017 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,738 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,255 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,108 |
| Countries that Start with U | 0 | - | 4.97 | 900,653 |
| Countries that Start with V | 0 | - | 4.98 | 605,756 |
| Countries that Start with F | 0 | - | 4.83 | 613,078 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,707 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,654 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,267 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,225 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,065 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,109 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,893 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,947 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,317 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,515 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,489 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,103 |
| The Only African Country ... | 0 | - | 4.99 | 128,469 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,826 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,318 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,152 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,584 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,213 |
| European Countries with One Border | 0 | - | 4.97 | 181,806 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,710 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,135 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,093 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,494 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,097 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,478 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,499 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,322 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,485 |
| North America Cities by Map | 0 | - | 4.41 | 47,650 |
| Countries That Border Russia | 0 | - | 4.98 | 459,580 |
| Countries Bordering France | 0 | - | 4.83 | 400,287 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,427 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,558 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,405 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,900 |
| Europe Map Quiz | 0 | - | 5.00 | 4,736,754 |
| Territories of the United States | 0 | - | 4.79 | 52,190 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,286 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,424 |
| UK Immigration by Country | 0 | - | 4.94 | 139,867 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,143 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,424 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,958 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,513 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,473 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,370 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,910 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,840 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,112 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,563 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,330 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,580 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,283 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,607 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,342 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,050 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,471 |
| Germany Country Quiz | 0 | - | 4.82 | 156,801 |
| Russia Country Quiz | 0 | - | 4.85 | 113,795 |
| Italy Country Quiz | 0 | - | 4.82 | 122,404 |
| Japan Country Quiz | 0 | - | 4.92 | 141,508 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,463 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,951 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,863 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,111 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,103 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,050 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,323 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,507 |
| States of Brazil | 0 | - | 4.98 | 86,667 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,135 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,287 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,578 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,987 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,118 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,733 |
| Countries with Megacities | 0 | - | 4.99 | 247,828 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,605 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,255 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,983 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,204 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,055 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,859 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,652 |
