| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,485 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,374 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,535 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,759 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,190 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,519 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,864 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,637 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,354 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,441 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,905 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,352 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,305 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,082 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,600 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,908 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,738 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,123 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,128 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,963 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,052 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,865 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,162 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,633 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,005 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,070 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,933 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,098 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,011 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,757 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,435 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,820 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,474 |
| North America Cities by Map | 0 | - | 4.41 | 47,636 |
| Central American Countries | 0 | - | 4.98 | 155,162 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,729 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,204 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,106 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,903 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,198 |
| States of Mexico | 0 | - | 4.95 | 173,602 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,109 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,903 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,577 |
| Countries with Megacities | 0 | - | 4.99 | 247,478 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,424 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,173 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,832 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,093 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,131 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,029 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,803 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,627 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,841 |
| Canada Country Quiz | 0 | - | 4.55 | 131,806 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,685 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,285 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,578 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,938 |
| Pixelated United States Map | 0 | - | 4.89 | 93,572 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,841 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,464 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,505 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,786 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,048 |
| U.S. States By Population | 0 | - | 4.92 | 152,457 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,512 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,923 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,949 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,622 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,797 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,956 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,968 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,131 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,551 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,102 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,706 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,887 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,188 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,993 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,234 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,005 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,552 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,783 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,389 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,736 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,792 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,167 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,978 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,286 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,585 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,595 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,950 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,682 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,117 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,228 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,803 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,771 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,634 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,750 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,056 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,572 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,467 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 137,719 |
| Name a City - European Countries | 0 | - | 4.92 | 64,527 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,931 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,575 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,128 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,693 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,152 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,982 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,551 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,923 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,664 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,536 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,368 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,679 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,109 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,196 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,460 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,054 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,487 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,675 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,663 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,947 |
| Largest City by Island | 0 | - | 4.87 | 71,108 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,431 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,631 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,247 |
| Megacities on a World Map | 0 | - | 4.98 | 251,224 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,689 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,853 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,936 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,914 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,265 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,597 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,402 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,353 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,697 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,635 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,891 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,308 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,434 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,988 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,880 |
| Europe Capital to Country | 0 | - | 4.99 | 248,131 |
| Asia Capital to Country | 0 | - | 4.96 | 125,835 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,625 |
| European Capitals by Map | 0 | - | 4.99 | 136,661 |
| African Capitals by Map | 0 | - | 4.99 | 132,302 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,914 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,310 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,305 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,722 |
| European Coastal Capitals | 0 | - | 4.95 | 89,866 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,223 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,188 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,064 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,455 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,342 |
| Which City in Canada? | 0 | - | 4.82 | 56,737 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,652 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,095 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,207 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,217 |
| Belize Country Quiz | 0 | - | 4.85 | 20,824 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,839 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,352 |
| Flags of North and South America | 0 | - | 4.99 | 367,987 |
| Territories of the United States | 0 | - | 4.79 | 52,172 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,261 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,412 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,504 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,202 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,134 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,551 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,602 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,356 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,608 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,355 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,674 |
| Official Cities in the UK | 0 | - | 4.89 | 280,850 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,409 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,489 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,261 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,238 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,759 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,571 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,822 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,413 |
| The Only American Country ... | 0 | - | 4.92 | 120,840 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,444 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,129 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,542 |
| Most Populous Islands | 0 | - | 4.79 | 122,038 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,415 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,637 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,733 |
