| States of Mexico | 0 | - | 4.95 | 173,157 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,828 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,676 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,629 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,705 |
| States of Brazil | 0 | - | 4.98 | 86,260 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,625 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,062 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,616 |
| Pixelated United States Map | 0 | - | 4.89 | 93,392 |
| US States with an Empty Map | 0 | - | 5.00 | 618,333 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,328 |
| US States Quiz | 0 | - | 5.00 | 16,685,043 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,883 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,135 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,156 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,324 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,570 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,122 |
| Belize Country Quiz | 0 | - | 4.85 | 20,785 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,352 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,437 |
| Departments of France | 0 | - | 4.93 | 52,703 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,387 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,472 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,343 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,761 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,277 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,282 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,623 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,272 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,321 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,543 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,812 |
| U.S. States By Population | 0 | - | 4.92 | 152,289 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,299 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,798 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,475 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,727 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,811 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,140 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,838 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,294 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,130 |
| South American Cities on the Map | 0 | - | 4.57 | 35,237 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,761 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,556 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,974 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,775 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,455 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,839 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,312 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,983 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,260 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,429 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,807 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,571 |
| Flags of North and South America | 0 | - | 4.99 | 366,117 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,009 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,481 |
| Counties of England | 0 | - | 4.97 | 788,559 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,780 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,887 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,586 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,487 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,824 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,271 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,943 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,251 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,941 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,562 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,985 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,306 |
| Australian States and Territories | 0 | - | 4.95 | 140,580 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,273 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,615 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,302 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,511 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,800 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,575 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,578 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,968 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,519 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,283 |
| The Only American Country ... | 0 | - | 4.92 | 120,686 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,635 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.66 | 21,892 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,200 |
| Regions of Italy | 0 | - | 4.92 | 74,619 |
| States of India | 0 | - | 4.94 | 189,817 |
| Japanese Prefectures | 0 | - | 4.98 | 134,377 |
| Provinces of China | 0 | - | 4.97 | 199,804 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,180 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,862 |
| States of Germany | 0 | - | 4.96 | 149,866 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,071 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,710 |
| Provinces of Turkey | 0 | - | 4.95 | 200,445 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,997 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,330 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,712 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,823 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,739 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,734 |
| Central American Countries | 0 | - | 4.98 | 154,944 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,025 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,751 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,600 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,764 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,002 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,887 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,671 |
| Regions of New Zealand | 0 | - | 4.85 | 28,107 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,746 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,152 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,074 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,026 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,174 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,640 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,680 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,368 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,680 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,630 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,347 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,463 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,049 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,055 |
| Canada Country Quiz | 0 | - | 4.54 | 131,651 |
| United States Country Quiz | 0 | - | 4.43 | 100,500 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,503 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,069 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,571 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,616 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,584 |
| Counties of Ireland | 0 | - | 4.92 | 192,865 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,557 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,343 |
| Panama Country Quiz | 0 | - | 4.61 | 25,587 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,449 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,188 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,661 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,529 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,696 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,154 |
| Asia Map Quiz | 0 | - | 4.99 | 906,182 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,940 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,584,810 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,674 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,766 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,369 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,271 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,618 |
| Random U.S. City to State | 0 | - | 4.45 | 75,240 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,139 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,612 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,067 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,477 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,886 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,635 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,495 |
| Boroughs of New York City | 0 | - | 4.47 | 84,067 |
| Countries of Africa | 0 | - | 5.00 | 2,505,474 |
| Which South American Country? | 0 | - | 4.69 | 51,701 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,109 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,733 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,028 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,053 |
| Peru Country Quiz | 0 | - | 4.54 | 48,264 |
| Chile Country Quiz | 0 | - | 4.75 | 39,699 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,286 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,215 |
| Australia Map Quiz | 0 | - | 4.94 | 342,294 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,135 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,359 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,551 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,344 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,981 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,222 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,924 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,179 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,459 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,512 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,061 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,186 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,366 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,911 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,262 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,016 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,757 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,382 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,656 |
| New England States | 0 | - | 4.51 | 59,700 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,632 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,442 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,878 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,277 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,601 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,644 |
| U.S. States by Borders | 0 | - | 4.63 | 35,051 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,329 |
