| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,291 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,306 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,505 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,519 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,238 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,307 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,530 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,647 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,710 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,806 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,580 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,551 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,779 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,401 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,319 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,250 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,109 |
| Countries with Megacities | 0 | - | 4.99 | 265,051 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,916 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,588 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,179 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,662 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,908 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,122 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,010 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,356 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,252 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,624 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,814 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,437 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,266 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,212 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,897 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 145,797 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,294 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,885 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,118 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,476 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,259 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,372 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,899 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,003 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,952 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,979 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,312 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,701 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,739 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,945 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,923 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,315 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,730 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,816 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,229 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,394 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,546 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,162 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,114 |
| Largest City by Island | 0 | - | 4.87 | 72,132 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,225 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,300 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,846 |
| Megacities on a World Map | 0 | - | 4.98 | 255,597 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,870 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,557 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,271 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,397 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,809 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,344 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,568 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,335 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,964 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,365 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,671 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,467 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,272 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,445 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,490 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,345 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,792 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,429 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,618 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,591 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,207 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,638 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,483 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,252 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,096 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,821 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,247 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,960 |
| Most Populous Islands | 0 | - | 4.80 | 123,092 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,332 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,584 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,892 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,337 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,564 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,632 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,106 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,742 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,967 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,193 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,837 |
| Boundary Waters | 0 | - | 4.92 | 88,612 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,281 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,352 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,894 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,803 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,582 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,064 |
| Biggest City by Region | 0 | - | 4.50 | 36,299 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,215 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,631 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,625 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,813 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,241 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,388 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,392 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,374 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,113 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,588 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,570 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,478 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,287 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,572 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,119 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,076 |
| Biggest Cities in Canada | 0 | - | 4.54 | 133,150 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,329 |
| Biggest Cities in India | 0 | - | 4.64 | 67,897 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,637,915 |
| Landlocked Countries | 0 | - | 4.99 | 422,672 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,745 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,090 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,625 |
| Population Trivia | 0 | - | 4.32 | 27,524 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,034 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,648 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 165,173 |
| Biggest Cities in Europe | 0 | - | 4.73 | 547,543 |
| Biggest Cities in History | 0 | - | 4.52 | 90,343 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,390 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,334 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,688 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,507 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,057 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,564 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,252 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,436 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,211 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,680 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,302 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,662 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,322 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,216 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,596 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,833 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,634 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,238 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,678 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,356 |
| World Capitals Quiz | 0 | - | 5.00 | 5,087,578 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,868 |
| Himalayan Countries | 0 | - | 4.95 | 139,036 |
| Andean Countries | 0 | - | 4.93 | 84,809 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,038 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,115 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,616 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,933 |
| Danube Countries | 0 | - | 4.97 | 72,102 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,131 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,502 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,459 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,953 |
| European Landlocked Countries | 0 | - | 4.99 | 147,236 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,778 |
| Countries with the Most Species | 0 | - | 4.99 | 103,312 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,899 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,633 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,752 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,599 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,324 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,744 |
| Countries in the Alps | 0 | - | 4.87 | 118,319 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,566 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,201 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,723 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,679 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,589 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,002 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,761 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,573 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,229 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,925 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,692 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,575 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,303 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,545 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,611 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,072 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,375 |
