| Mexico States Map Quiz | 0 | - | 4.84 | 104,165 |
| States of Brazil | 0 | - | 4.97 | 87,120 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,361 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,719 |
| US States Quiz | 0 | - | 5.00 | 16,775,345 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,991 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,223 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,717 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,009 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,188 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,635 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,548 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,095 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,177 |
| Belize Country Quiz | 0 | - | 4.85 | 20,874 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,375 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,973 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,224 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,172 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,709 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,505 |
| Pixelated United States Map | 0 | - | 4.89 | 93,801 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,328 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,904 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,902 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,330 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,564 |
| U.S. States By Population | 0 | - | 4.92 | 152,771 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,869 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,158 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,972 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,243 |
| US States with an Empty Map | 0 | - | 5.00 | 621,259 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,992 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,811 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,415 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,388 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,819 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,985 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,800 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,287 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,404 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,112 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,344 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,785 |
| Flags of North and South America | 0 | - | 4.99 | 370,008 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,392 |
| Australian States and Territories | 0 | - | 4.96 | 141,338 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,763 |
| Counties of England | 0 | - | 4.97 | 792,325 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,366 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,937 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,191 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,290 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,066 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,485 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,069 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,052 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,707 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,593 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,207 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,070 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,743 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,499 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,684 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,717 |
| The Only American Country ... | 0 | - | 4.92 | 121,154 |
| Regions of Italy | 0 | - | 4.92 | 75,176 |
| States of India | 0 | - | 4.94 | 191,629 |
| Japanese Prefectures | 0 | - | 4.98 | 135,670 |
| Provinces of China | 0 | - | 4.97 | 202,116 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,145 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,321 |
| States of Germany | 0 | - | 4.96 | 151,027 |
| Regions of New Zealand | 0 | - | 4.85 | 28,395 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,713 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,219 |
| Provinces of Turkey | 0 | - | 4.95 | 202,849 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,119 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,318 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,456 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,952 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,033 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,057 |
| Central American Countries | 0 | - | 4.98 | 155,496 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,443 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,771 |
| Departments of France | 0 | - | 4.93 | 53,270 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,524 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,700 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,777 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,007 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,233 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,051 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,815 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,139 |
| South American Cities on the Map | 0 | - | 4.56 | 35,305 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,103 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,750 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,875 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,516 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,185 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,771 |
| Canada Country Quiz | 0 | - | 4.54 | 132,062 |
| United States Country Quiz | 0 | - | 4.43 | 101,011 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,824 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,377 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,325 |
| Asia Map Quiz | 0 | - | 4.99 | 910,734 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,123 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,861 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,784 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,721 |
| Counties of Ireland | 0 | - | 4.92 | 193,963 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,489 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,717 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,067 |
| Random U.S. City to State | 0 | - | 4.45 | 75,642 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,434 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,426 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,406 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,270 |
| Peru Country Quiz | 0 | - | 4.54 | 48,467 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,691 |
| Chile Country Quiz | 0 | - | 4.75 | 39,882 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,727 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,456 |
| Panama Country Quiz | 0 | - | 4.61 | 25,692 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,305 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,599 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,313 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,773 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,468 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,251 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,514 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,968 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,458 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,245 |
| New England States | 0 | - | 4.51 | 59,755 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,625 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,945 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,551 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,811 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,786 |
| U.S. States by Borders | 0 | - | 4.63 | 35,188 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,358 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,808 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,079 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,990 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,330 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,450 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,863 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,714 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,966 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,592 |
| Boroughs of New York City | 0 | - | 4.47 | 84,317 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,873 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,237 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,264 |
| The Only European Country ... | 0 | - | 4.91 | 215,046 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,030 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,272 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,460 |
| Countries of Africa | 0 | - | 5.00 | 2,520,605 |
| Which South American Country? | 0 | - | 4.69 | 51,820 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,069 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,004 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,001 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,173 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,164 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,338 |
| Australia Map Quiz | 0 | - | 4.94 | 343,229 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,163 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,691 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,577 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,232 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,264 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,586 |
| African East Coast | 0 | - | 4.96 | 95,499 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,361 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,103 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,816 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,435 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,702 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,770 |
| O Canada Lyrics | 0 | - | 4.47 | 50,873 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,193 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,924 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,201 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,060 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,414 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,314 |
| Europe Capital to Country | 0 | - | 4.99 | 248,833 |
| Asia Capital to Country | 0 | - | 4.96 | 126,145 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,089 |
| European Capitals by Map | 0 | - | 4.99 | 137,658 |
| African Capitals by Map | 0 | - | 4.99 | 132,792 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,149 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,699 |
