| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,210 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,961 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,035 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,556 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,563 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,673 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,453 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,425 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,817 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,284 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,028 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,419 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,441 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,562 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,188 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,247 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,466 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,727 |
| U.S. States By Population | 0 | - | 4.92 | 152,239 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,230 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,762 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,432 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,696 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,776 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,744 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,241 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,245 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,189 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,652 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,659 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,583 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,538 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,261 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,453 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,686 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,789 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,665 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,884 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,753 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,830 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,513 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,443 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,581 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,725 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,458 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,847 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,730 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,773 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,823 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,959 |
| North America Cities by Map | 0 | - | 4.41 | 47,591 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,504 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,729 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,449 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,883 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,484 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Central American Countries | 0 | - | 4.98 | 154,899 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,496 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,903 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,538 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,659 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,281 |
| States of Mexico | 0 | - | 4.95 | 172,995 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,360 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,962 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,122 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,760 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,226 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,659 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,087 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,394 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,933 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,260 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,699 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,219 |
| Pixelated United States Map | 0 | - | 4.89 | 93,271 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,826 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,758 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,021 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,385 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,013 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,600 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,722 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,022 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,712 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,657 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,739 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,387 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,475 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,141 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,422 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,376 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,443 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,621 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,537 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,298 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,364 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,179 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,379 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,926 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,038 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,622 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,536 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,230 |
| Biggest Cities in the United States | 0 | - | 4.93 | 964,872 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,431 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,925 |
| Name a City - European Countries | 0 | - | 4.92 | 64,254 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,277 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,716 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,732 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,015 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,115 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,364 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,950 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,853 |
| New England States | 0 | - | 4.51 | 59,695 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,412 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,872 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,250 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,587 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,629 |
| U.S. States by Borders | 0 | - | 4.63 | 35,041 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,206 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,079 |
| American TV Show Settings | 0 | - | 4.35 | 30,576 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,205 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,251 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,008 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,025 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,626 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,066 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,145 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,738 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,271 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,458 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,174 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,662 |
| Largest City by Island | 0 | - | 4.87 | 70,930 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,183 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,376 |
| Biggest European Cities by Century | 0 | - | 4.98 | 128,674 |
| Megacities on a World Map | 0 | - | 4.98 | 250,100 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,500 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,705 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,728 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,448 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 166,971 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,281 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,130 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,493 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,475 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,705 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,079 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,232 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,629 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,463 |
| Europe Capital to Country | 0 | - | 4.99 | 247,254 |
| Asia Capital to Country | 0 | - | 4.96 | 125,601 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,260 |
| European Capitals by Map | 0 | - | 4.99 | 135,888 |
| African Capitals by Map | 0 | - | 4.99 | 132,030 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,945 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,058 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,517 |
| European Coastal Capitals | 0 | - | 4.95 | 89,627 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,138 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,319 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,504 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,085 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,422 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,980 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,947 |
| Belize Country Quiz | 0 | - | 4.85 | 20,778 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,170 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,931 |
| Flags of North and South America | 0 | - | 4.99 | 365,295 |
| Territories of the United States | 0 | - | 4.79 | 52,096 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,155 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,340 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,043 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,676 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,058 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,500 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,549 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,308 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,202 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,451 |
| Official Cities in the UK | 0 | - | 4.89 | 280,097 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,523 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,322 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 117,998 |
