| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,469 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,440 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,794 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,825 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,055 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,448 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,668 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,756 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,805 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,864 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.03 | 67,640 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,624 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,846 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,511 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,080 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,969 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,759 |
| Countries with Megacities | 0 | - | 4.99 | 266,318 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,480 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,889 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,773 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,999 |
| Biggest Cities in the World | 0 | - | 4.92 | 804,095 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,321 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,196 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,742 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,505 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,792 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,073 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,773 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,713 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,963 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,264 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,286 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,604 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,122 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,990 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,782 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,508 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,574 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,101 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,238 |
| Biggest Cities in the United States | 0 | - | 4.94 | 985,030 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,605 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,399 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,910 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,483 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,224 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,982 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,358 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,844 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,142 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,502 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,626 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,753 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,414 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,459 |
| Largest City by Island | 0 | - | 4.87 | 72,320 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,341 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,538 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,027 |
| Megacities on a World Map | 0 | - | 4.98 | 256,400 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,153 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,681 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,513 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,886 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,478 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,621 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,762 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,434 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,109 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,448 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,786 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,643 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,493 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,743 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,075 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,796 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,448 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,723 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,758 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,865 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,447 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,857 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,949 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,357 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,027 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,045 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,419 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,134 |
| Most Populous Islands | 0 | - | 4.80 | 123,227 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,360 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,614 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,945 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,425 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,722 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,735 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,258 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,918 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,414 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,515 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,226 |
| Boundary Waters | 0 | - | 4.92 | 88,708 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,361 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,547 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,032 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,984 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,621 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,118 |
| Biggest City by Region | 0 | - | 4.50 | 36,355 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,288 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 32,333 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,896 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,857 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,100 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,283 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,420 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,494 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,152 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,318 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,923 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,788 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,535 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,412 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,701 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,209 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,208 |
| Biggest Cities in Canada | 0 | - | 4.54 | 133,356 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,409 |
| Biggest Cities in India | 0 | - | 4.64 | 67,995 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,772,568 |
| Landlocked Countries | 0 | - | 4.99 | 424,366 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,850 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,277 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,699 |
| Population Trivia | 0 | - | 4.32 | 27,544 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,441 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,506 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 165,622 |
| Biggest Cities in Europe | 0 | - | 4.73 | 548,491 |
| Biggest Cities in History | 0 | - | 4.52 | 90,492 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,811 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,442 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,147 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,570 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,277 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,644 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,372 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,527 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,830 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 97,079 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,468 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,737 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,772 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,249 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 125,015 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 117,073 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,861 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,459 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,930 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,592 |
| World Capitals Quiz | 0 | - | 5.00 | 5,098,332 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,574 |
| Himalayan Countries | 0 | - | 4.94 | 139,729 |
| Andean Countries | 0 | - | 4.94 | 85,162 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,338 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,592 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,911 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,195 |
| Danube Countries | 0 | - | 4.97 | 72,258 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,396 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,689 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,831 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,326 |
| European Landlocked Countries | 0 | - | 4.99 | 147,443 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,062 |
| Countries with the Most Species | 0 | - | 4.99 | 103,467 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,197 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,707 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,818 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,736 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,465 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,892 |
| Countries in the Alps | 0 | - | 4.87 | 118,566 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,262 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,578 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,850 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,865 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,791 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,126 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,075 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,728 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,332 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,054 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,785 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,654 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,436 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,671 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,761 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,484 |
