| Countries of Europe by Population | 0 | - | 4.98 | 177,843 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,797 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,881 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,742 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,934 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,785 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,514 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,878 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,306 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,157 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,329 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,989 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,671 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,579 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,953 |
| Countries with Megacities | 0 | - | 4.99 | 246,396 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,867 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,775 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,321 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,727 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,183 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,636 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,332 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,585 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,291 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,106 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,388 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,721 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,978 |
| Random European Capital to Country | 0 | - | 4.98 | 189,109 |
| Random European Country to Capital | 0 | - | 4.92 | 147,371 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,306 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,348 |
| Random African Capital to Country | 0 | - | 4.97 | 99,690 |
| Random African Country to Capital | 0 | - | 4.94 | 70,166 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,357 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,779 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,053 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,758 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,776 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,793 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,427 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,529 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,187 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,565 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,543 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,685 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,763 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,805 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,401 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,454 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,405 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,491 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,988 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,098 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,684 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,612 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,437 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,734 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,595 |
| Name a City - European Countries | 0 | - | 4.92 | 64,307 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,724 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,197 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,386 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,781 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,465 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,843 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,449 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,110 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,767 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,642 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,074 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,102 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,220 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,818 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,335 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,513 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,245 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,293 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,759 |
| Largest City by Island | 0 | - | 4.87 | 70,986 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,332 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,454 |
| Biggest European Cities by Century | 0 | - | 4.98 | 141,083 |
| Megacities on a World Map | 0 | - | 4.98 | 250,700 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,863 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,743 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,796 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,569 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,067 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,369 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,216 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,202 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,551 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,517 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,745 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,146 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,287 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,705 |
| Europe Capital to Country | 0 | - | 4.99 | 247,384 |
| Asia Capital to Country | 0 | - | 4.96 | 125,670 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,354 |
| European Capitals by Map | 0 | - | 4.99 | 136,072 |
| African Capitals by Map | 0 | - | 4.99 | 132,090 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,036 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,105 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,555 |
| European Coastal Capitals | 0 | - | 4.95 | 89,687 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,159 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,517 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,637 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,391 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,046 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,014 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,903 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,573 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,654 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,018 |
| Flags of North and South America | 0 | - | 4.99 | 366,302 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,518 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| North America Cities by Map | 0 | - | 4.41 | 47,600 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,470 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,266 |
| Most Populous Islands | 0 | - | 4.78 | 121,933 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,194 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,398 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,595 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,713 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,312 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,825 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,098 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,886 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,906 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,183 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,529 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,780 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,417 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,253 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,528 |
| Official Cities in the UK | 0 | - | 4.89 | 280,316 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,687 |
| South American Cities on the Map | 0 | - | 4.57 | 35,238 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,636 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,565 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,777 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,592 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,362 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,051 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,113 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,662 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,395 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,727 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,464 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,289 |
| The Only American Country ... | 0 | - | 4.92 | 120,692 |
| United States Country Quiz | 0 | - | 4.43 | 100,515 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,597 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,894 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,804 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,850 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,894 |
| Capitals of the Stans | 0 | - | 4.95 | 26,382 |
| Boundary Waters | 0 | - | 4.92 | 88,018 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,793 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,215 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,193 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,794 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,901 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,501 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,070 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,346 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,507 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,719 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,130 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,766 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,740 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,630 |
| Central American Countries | 0 | - | 4.98 | 154,951 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,030 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,356 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,707 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,708 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,490 |
| States of Mexico | 0 | - | 4.95 | 173,176 |
| States of Brazil | 0 | - | 4.98 | 86,278 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,855 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,855 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,088 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,147 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,391 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,860 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,889 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,665 |
| Biggest City by Region | 0 | - | 4.50 | 35,981 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,881 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,001 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,210 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,897 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,242 |
