| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,358 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,743 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,337 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,259 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,745 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,246 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,683 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,589 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,908 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,305 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,157 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,656 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,915 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,845 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,493 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,865 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,542 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,832 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,915 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,779 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,946 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,798 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,896 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,055 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,672 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,914 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,824 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,877 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,922 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,452 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,187 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,777 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,455 |
| North America Cities by Map | 0 | - | 4.41 | 47,603 |
| Central American Countries | 0 | - | 4.98 | 154,981 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,609 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,620 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,782 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,747 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,706 |
| States of Mexico | 0 | - | 4.95 | 173,234 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,404 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,451 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,986 |
| Countries with Megacities | 0 | - | 4.99 | 246,498 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,908 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,790 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,363 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,751 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,901 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,700 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,662 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,578 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,784 |
| Canada Country Quiz | 0 | - | 4.54 | 131,676 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,582 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,270 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,398 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,808 |
| Pixelated United States Map | 0 | - | 4.89 | 93,433 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,675 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,307 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,357 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,585 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,857 |
| U.S. States By Population | 0 | - | 4.92 | 152,317 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,345 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,829 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,871 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,503 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,740 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,847 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,834 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,056 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,450 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,051 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,643 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,800 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,075 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,773 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,820 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,821 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,440 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,537 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,204 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,589 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,579 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,755 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,791 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,887 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,434 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,477 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,453 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,516 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,015 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,126 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,700 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,631 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,469 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,040 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,665 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,534 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,455 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,639 |
| Name a City - European Countries | 0 | - | 4.92 | 64,334 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,890 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,468 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,111 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,493 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,042 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,909 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,499 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,898 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,649 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,513 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,138 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,648 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,078 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,111 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,255 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,850 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,354 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,531 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,343 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,791 |
| Largest City by Island | 0 | - | 4.87 | 71,000 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,346 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,480 |
| Biggest European Cities by Century | 0 | - | 4.98 | 142,086 |
| Megacities on a World Map | 0 | - | 4.98 | 250,802 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,989 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,762 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,819 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,615 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,097 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,394 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,234 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,217 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,560 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,528 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,760 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,158 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,306 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,740 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 41,845 |
| Europe Capital to Country | 0 | - | 4.99 | 247,430 |
| Asia Capital to Country | 0 | - | 4.96 | 125,691 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,388 |
| European Capitals by Map | 0 | - | 4.99 | 136,126 |
| African Capitals by Map | 0 | - | 4.99 | 132,105 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,789 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,060 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,132 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,571 |
| European Coastal Capitals | 0 | - | 4.95 | 89,706 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,164 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,615 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,671 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,403 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,337 |
| Which City in Canada? | 0 | - | 4.82 | 56,639 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,494 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,052 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,065 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,037 |
| Belize Country Quiz | 0 | - | 4.85 | 20,791 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,827 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,098 |
| Flags of North and South America | 0 | - | 4.99 | 366,616 |
| Territories of the United States | 0 | - | 4.79 | 52,121 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,206 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,364 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,334 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,111 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,949 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,228 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,538 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,852 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,449 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,266 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,546 |
| Official Cities in the UK | 0 | - | 4.89 | 280,383 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,398 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,612 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,372 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,070 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,133 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,678 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,411 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,737 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,304 |
| The Only American Country ... | 0 | - | 4.92 | 120,714 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,269 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,022 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,466 |
| Most Populous Islands | 0 | - | 4.78 | 121,949 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,196 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,399 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,601 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,716 |
