| States of Mexico | 0 | - | 4.95 | 173,890 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,159 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,861 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,992 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,988 |
| States of Brazil | 0 | - | 4.98 | 86,711 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,681 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,301 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,827 |
| Pixelated United States Map | 0 | - | 4.89 | 93,641 |
| US States with an Empty Map | 0 | - | 5.00 | 619,942 |
| US States Quiz | 0 | - | 5.00 | 16,735,342 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,038 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,603 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,653 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,557 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,815 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,502 |
| Belize Country Quiz | 0 | - | 4.85 | 20,837 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,511 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,351 |
| Departments of France | 0 | - | 4.93 | 53,031 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,595 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,666 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,697 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,012 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,524 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,421 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,945 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,561 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,607 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,914 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,164 |
| U.S. States By Population | 0 | - | 4.92 | 152,533 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,602 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,990 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,729 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,842 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,023 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,252 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,668 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,414 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,900 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,642 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,061 |
| South American Cities on the Map | 0 | - | 4.57 | 35,271 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,199 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,658 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,227 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,868 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,674 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,934 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,606 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,176 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,340 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,824 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,979 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,521 |
| Flags of North and South America | 0 | - | 4.99 | 368,630 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,212 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,788 |
| Counties of England | 0 | - | 4.97 | 790,597 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,866 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,044 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,987 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,781 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,179 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,548 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,080 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,850 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,076 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,243 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,459 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,331 |
| Australian States and Territories | 0 | - | 4.96 | 141,113 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,277 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,838 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,812 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,114 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,046 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,862 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,665 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,273 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,620 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,467 |
| The Only American Country ... | 0 | - | 4.92 | 120,913 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.66 | 21,955 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,259 |
| Regions of Italy | 0 | - | 4.92 | 74,936 |
| States of India | 0 | - | 4.94 | 190,911 |
| Japanese Prefectures | 0 | - | 4.98 | 135,105 |
| Provinces of China | 0 | - | 4.97 | 200,922 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,622 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,170 |
| States of Germany | 0 | - | 4.96 | 150,538 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,495 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,589 |
| Provinces of Turkey | 0 | - | 4.95 | 202,097 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,232 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,580 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,981 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,190 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,305 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,500 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,929 |
| Central American Countries | 0 | - | 4.98 | 155,252 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,216 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,929 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,650 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,819 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,044 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,978 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,327 |
| Regions of New Zealand | 0 | - | 4.85 | 28,278 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,090 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,561 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,312 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,618 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,488 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,863 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,997 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,758 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,061 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,910 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,658 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,494 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,125 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 78,134 |
| Canada Country Quiz | 0 | - | 4.55 | 131,887 |
| United States Country Quiz | 0 | - | 4.43 | 100,790 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,703 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,100 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,733 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,715 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,672 |
| Counties of Ireland | 0 | - | 4.92 | 193,498 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,949 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,408 |
| Panama Country Quiz | 0 | - | 4.61 | 25,644 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,528 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,261 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,738 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,327 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,646 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,821 |
| Asia Map Quiz | 0 | - | 4.99 | 908,604 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,792 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,594,797 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,806 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,850 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,476 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,303 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,964 |
| Random U.S. City to State | 0 | - | 4.45 | 75,481 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,310 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,891 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,396 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,584 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,937 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,676 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,556 |
| Boroughs of New York City | 0 | - | 4.47 | 84,211 |
| Countries of Africa | 0 | - | 5.00 | 2,513,470 |
| Which South American Country? | 0 | - | 4.69 | 51,761 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,140 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,124 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,249 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,188 |
| Peru Country Quiz | 0 | - | 4.54 | 48,390 |
| Chile Country Quiz | 0 | - | 4.75 | 39,804 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,667 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,457 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,820 |
| Australia Map Quiz | 0 | - | 4.94 | 342,820 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,717 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,415 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,633 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,469 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,139 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,243 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,950 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,226 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,494 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,881 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,381 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,217 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,501 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,934 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,315 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,060 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,794 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,413 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,685 |
| New England States | 0 | - | 4.51 | 59,723 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,709 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,541 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,907 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,429 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,717 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,712 |
