| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,476 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,613 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,465 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,822 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,623 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,039 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,042 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,568 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,899 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,436 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,368 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,765 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,465 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,799 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,421 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,468 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,733 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,983 |
| U.S. States By Population | 0 | - | 4.92 | 152,422 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,470 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,903 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,595 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,782 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,933 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,805 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,436 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,219 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,139 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,222 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,770 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,762 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,616 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,282 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,701 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,059 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,084 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,922 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,034 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,849 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,100 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,558 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,466 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,710 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,505 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,941 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,031 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,906 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,052 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,989 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,510 |
| North America Cities by Map | 0 | - | 4.41 | 47,628 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,701 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,877 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,539 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,921 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,663 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,534 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,341 |
| Central American Countries | 0 | - | 4.98 | 155,126 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,700 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,095 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,058 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,856 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,133 |
| States of Mexico | 0 | - | 4.95 | 173,486 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,706 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,811 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,485 |
| Countries with Megacities | 0 | - | 4.99 | 247,327 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,321 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,116 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,745 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,039 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,884 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,407 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,315 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,532 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,910 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,407 |
| Pixelated United States Map | 0 | - | 4.89 | 93,534 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,934 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,924 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,101 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,527 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,087 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,684 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,865 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,155 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,914 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,091 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,963 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,528 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,685 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,351 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,704 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,756 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,080 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,938 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,184 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,546 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,566 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,831 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,651 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,088 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,209 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,783 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,739 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,597 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,327 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,962 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,122 |
| Name a City - European Countries | 0 | - | 4.92 | 64,491 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,651 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,312 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,822 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,041 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,127 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,657 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,132 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,968 |
| New England States | 0 | - | 4.51 | 59,711 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,506 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,891 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,358 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,671 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,676 |
| U.S. States by Borders | 0 | - | 4.63 | 35,089 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,257 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,156 |
| American TV Show Settings | 0 | - | 4.35 | 30,589 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,426 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,292 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,042 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,320 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,674 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,102 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,181 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,414 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,020 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,464 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,652 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,585 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,907 |
| Largest City by Island | 0 | - | 4.87 | 71,084 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,416 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,601 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,067 |
| Megacities on a World Map | 0 | - | 4.98 | 251,124 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,536 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,828 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,911 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,871 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,218 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,554 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,365 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,335 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,672 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,611 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,866 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,282 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,405 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,923 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,473 |
| Europe Capital to Country | 0 | - | 4.99 | 248,065 |
| Asia Capital to Country | 0 | - | 4.96 | 125,810 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,567 |
| European Capitals by Map | 0 | - | 4.99 | 136,479 |
| African Capitals by Map | 0 | - | 4.99 | 132,255 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,257 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,273 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,688 |
| European Coastal Capitals | 0 | - | 4.95 | 89,835 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,213 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,031 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,998 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,446 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,265 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,611 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,180 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,193 |
| Belize Country Quiz | 0 | - | 4.85 | 20,812 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,619 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,304 |
| Flags of North and South America | 0 | - | 4.99 | 367,739 |
| Territories of the United States | 0 | - | 4.79 | 52,160 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,253 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,399 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,462 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,183 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,093 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,465 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,588 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,236 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,564 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,328 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,651 |
| Official Cities in the UK | 0 | - | 4.89 | 280,751 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,707 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,460 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,178 |
