| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,329 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,801 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,494 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,541 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,827 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,762 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,071 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,018 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,072 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,899 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,593 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,976 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,641 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,165 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,206 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,693 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,962 |
| U.S. States By Population | 0 | - | 4.92 | 153,007 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,187 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,314 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,130 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,104 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,463 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,065 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,566 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,167 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,385 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,135 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,259 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,383 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,865 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,033 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,357 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,650 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,420 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,505 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,014 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,620 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,342 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,878 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,716 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,534 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,223 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,419 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,488 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,713 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,325 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,853 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,359 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,840 |
| North America Cities by Map | 0 | - | 4.41 | 47,758 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,384 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,329 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,849 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,009 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,744 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,386 |
| Central American Countries | 0 | - | 4.98 | 155,889 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,323 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,217 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,900 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,470 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,789 |
| States of Mexico | 0 | - | 4.95 | 175,504 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,084 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,672 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,981 |
| Countries with Megacities | 0 | - | 4.99 | 258,855 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,852 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,966 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,135 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,970 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,568 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,441 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,506 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,347 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,512 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,257 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,023 |
| Pixelated United States Map | 0 | - | 4.87 | 94,073 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,378 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,774 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,520 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,044 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,425 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,113 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,372 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,717 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,544 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,381 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,665 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,258 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,358 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,916 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,452 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,892 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,099 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,869 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,776 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,357 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,195 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,468 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,442 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,665 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,764 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,902 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,362 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,835 |
| Biggest Cities in the United States | 0 | - | 4.94 | 975,431 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,522 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,666 |
| Name a City - European Countries | 0 | - | 4.90 | 65,189 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,856 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,982 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,264 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,111 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,169 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,541 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,291 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,598 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,336 |
| New England States | 0 | - | 4.51 | 59,782 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,747 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,982 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,691 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,914 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,873 |
| U.S. States by Borders | 0 | - | 4.61 | 35,257 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,425 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,943 |
| American TV Show Settings | 0 | - | 4.35 | 30,634 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,623 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,434 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,146 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,376 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,800 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,213 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,494 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,202 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,694 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,965 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,149 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,819 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,014 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,981 |
| Largest City by Island | 0 | - | 4.87 | 71,660 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,778 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,658 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,237 |
| Megacities on a World Map | 0 | - | 4.98 | 253,335 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,978 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,204 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,680 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,199 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,066 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,720 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,091 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,072 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,416 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,153 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,430 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,072 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,405 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,817 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,514 |
| Europe Capital to Country | 0 | - | 4.99 | 249,556 |
| Asia Capital to Country | 0 | - | 4.96 | 126,469 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,578 |
| European Capitals by Map | 0 | - | 4.99 | 138,562 |
| African Capitals by Map | 0 | - | 4.99 | 133,361 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,071 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,873 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,232 |
| European Coastal Capitals | 0 | - | 4.95 | 90,378 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,500 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,147 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,548 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,740 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,833 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,265 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,776 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,896 |
| Belize Country Quiz | 0 | - | 4.85 | 20,933 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,329 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,292 |
| Flags of North and South America | 0 | - | 4.99 | 371,918 |
| Territories of the United States | 0 | - | 4.79 | 52,334 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,516 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,572 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,032 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,663 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,891 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,629 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,889 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,735 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,098 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,799 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,578 |
