| Countries of North America Quiz | 0 | - | 5.00 | 1,014,193 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,721 |
| Central American Countries | 0 | - | 4.98 | 155,241 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,810 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,472 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,209 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,776 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,751 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 77,570 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,690 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,005 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,519 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,187 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,481 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,462 |
| Monarchies of Europe | 0 | - | 4.90 | 97,484 |
| Monarchies of Asia | 0 | - | 4.97 | 70,691 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,512 |
| The Only American Country ... | 0 | - | 4.92 | 120,908 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,816 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,218 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,162 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,999 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,201 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,055 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,976 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,551 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,392 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,268 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,565 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,301 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,988 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,343 |
| States of Mexico | 0 | - | 4.95 | 173,860 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,594 |
| Countries of Africa | 0 | - | 5.00 | 2,513,242 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,414 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,744 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,974 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,895 |
| The Only European Country ... | 0 | - | 4.91 | 214,399 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,547 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,125 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,893 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,358 |
| Pixelated United States Map | 0 | - | 4.89 | 93,638 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,939 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,550 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,599 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,900 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,151 |
| U.S. States By Population | 0 | - | 4.92 | 152,529 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,596 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,984 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,996 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,838 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,009 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,224 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,176 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,609 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,144 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,752 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,555 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,628 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,042 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,668 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,934 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,494 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,429 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,410 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,792 |
| Countries of the Middle East | 0 | - | 4.96 | 199,307 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,449 |
| Slavic Countries | 0 | - | 4.96 | 111,013 |
| African Island Countries | 0 | - | 4.96 | 100,934 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,576 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,974 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,673 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,376 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,870 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,890 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,952 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,232 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,298 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,472 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,709 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,454 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,551 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,406 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,633 |
| Canada Country Quiz | 0 | - | 4.55 | 131,884 |
| United States Country Quiz | 0 | - | 4.43 | 100,784 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,475 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,450 |
| Flags of North and South America | 0 | - | 4.99 | 368,588 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,203 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,042 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,048 |
| Countries that Start with A | 0 | - | 4.98 | 2,149,866 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,503 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,464 |
| Countries that Start with D | 0 | - | 4.96 | 703,028 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,288 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,696 |
| Countries that Start with H | 0 | - | 4.96 | 599,144 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,723 |
| Countries that Start with J | 0 | - | 4.98 | 597,212 |
| Countries that Start with K | 0 | - | 4.97 | 810,508 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,269 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,183 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,869 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,452 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,237 |
| Countries that Start with U | 0 | - | 4.97 | 900,750 |
| Countries that Start with V | 0 | - | 4.98 | 605,848 |
| Countries that Start with F | 0 | - | 4.83 | 613,211 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,879 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,661 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,300 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,253 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,096 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,124 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,905 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,961 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,327 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,530 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,532 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,167 |
| The Only African Country ... | 0 | - | 4.99 | 128,476 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,831 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,327 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,166 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,604 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,239 |
| European Countries with One Border | 0 | - | 4.97 | 181,831 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,729 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,139 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,118 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,512 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,101 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,491 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,522 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,423 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,486 |
| North America Cities by Map | 0 | - | 4.41 | 47,656 |
| Countries That Border Russia | 0 | - | 4.98 | 459,646 |
| Countries Bordering France | 0 | - | 4.83 | 400,371 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,474 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,592 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,411 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,900 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,467 |
| Territories of the United States | 0 | - | 4.79 | 52,199 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,297 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,428 |
| UK Immigration by Country | 0 | - | 4.94 | 139,887 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,160 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,444 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,974 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,542 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,491 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,387 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,925 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,850 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,127 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,578 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,344 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,595 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,295 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,618 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,360 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,058 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,541 |
| Germany Country Quiz | 0 | - | 4.82 | 156,823 |
| Russia Country Quiz | 0 | - | 4.85 | 113,804 |
| Italy Country Quiz | 0 | - | 4.82 | 122,426 |
| Japan Country Quiz | 0 | - | 4.92 | 141,527 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,499 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,961 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,868 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,111 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,107 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,106 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,325 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,509 |
| States of Brazil | 0 | - | 4.98 | 86,700 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,151 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,303 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,583 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,234 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,178 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,767 |
| Countries with Megacities | 0 | - | 4.99 | 247,908 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,652 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,273 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,031 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,226 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,060 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,888 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,656 |
