| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,579 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,528 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,965 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,991 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,309 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,548 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,770 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,821 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,867 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,911 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.03 | 67,674 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,681 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,899 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 139,602 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,968 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,449 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,120 |
| Countries with Megacities | 0 | - | 4.99 | 267,043 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,816 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,117 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,134 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,226 |
| Biggest Cities in the World | 0 | - | 4.91 | 805,434 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,425 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,316 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,009 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,638 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,889 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,209 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,921 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,934 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,729 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,368 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,441 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,922 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,774 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,235 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,567 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,950 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,611 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,709 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,203 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,381 |
| Biggest Cities in the United States | 0 | - | 4.94 | 986,873 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,995 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,447 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 48,007 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,945 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,389 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,024 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,384 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,901 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,337 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,658 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,745 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,883 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,572 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,643 |
| Largest City by Island | 0 | - | 4.87 | 72,443 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,419 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,679 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,133 |
| Megacities on a World Map | 0 | - | 4.98 | 256,873 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,893 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,759 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,656 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,367 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,642 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,793 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,878 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,514 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,191 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,511 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,853 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,758 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,648 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,917 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,390 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,021 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,690 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,848 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,835 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,973 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,557 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,979 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,131 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,416 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,653 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,189 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,503 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,235 |
| Most Populous Islands | 0 | - | 4.80 | 123,322 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,381 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,647 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,976 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,488 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,798 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,784 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,310 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,969 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,733 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,709 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,451 |
| Boundary Waters | 0 | - | 4.92 | 88,758 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,409 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,692 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,118 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,095 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,645 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,154 |
| Biggest City by Region | 0 | - | 4.50 | 36,389 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,335 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,056 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,024 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,300 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,305 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,440 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,547 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,582 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,434 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,169 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,902 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,569 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,504 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,750 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,275 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,270 |
| Biggest Cities in Canada | 0 | - | 4.54 | 133,479 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,448 |
| Biggest Cities in India | 0 | - | 4.64 | 68,054 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,869,195 |
| Landlocked Countries | 0 | - | 4.99 | 425,676 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,919 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,758 |
| Population Trivia | 0 | - | 4.32 | 27,566 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,624 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,073 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 165,843 |
| Biggest Cities in Europe | 0 | - | 4.73 | 549,087 |
| Biggest Cities in History | 0 | - | 4.52 | 90,582 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,988 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,521 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,432 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,609 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,423 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,692 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,422 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,566 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,188 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,359 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,564 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,772 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,025 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,258 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 125,131 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 117,163 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,954 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,565 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 144,081 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,729 |
| World Capitals Quiz | 0 | - | 5.00 | 5,105,255 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,180 |
| Himalayan Countries | 0 | - | 4.93 | 140,179 |
| Andean Countries | 0 | - | 4.94 | 85,402 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,550 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,942 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,127 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,401 |
| Danube Countries | 0 | - | 4.97 | 72,365 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,573 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,822 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,088 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,581 |
| European Landlocked Countries | 0 | - | 4.99 | 147,592 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,275 |
| Countries with the Most Species | 0 | - | 4.99 | 103,552 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,384 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,768 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,878 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,833 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,569 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,000 |
| Countries in the Alps | 0 | - | 4.87 | 118,750 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,589 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,834 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,951 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,012 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,935 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,238 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,381 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,846 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,410 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,160 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,859 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,736 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,546 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,773 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,874 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,801 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,597 |
