| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,998 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,103 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,868 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,076 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,841 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,085 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,301 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,486 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,551 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,682 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,484 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,435 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,657 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,193 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,821 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,123 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,311 |
| Countries with Megacities | 0 | - | 4.99 | 262,734 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,153 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,149 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,454 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,193 |
| Biggest Cities in the World | 0 | - | 4.91 | 798,081 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,849 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,663 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,655 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,823 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,355 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,486 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,831 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,381 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,800 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,229 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,571 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,720 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,435 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,151 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,775 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 58,501 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,970 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,240 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,563 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,526 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,964 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,182 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,524 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,604 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,541 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,833 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,244 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,575 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,373 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,835 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,097 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,270 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,449 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,292 |
| Largest City by Island | 0 | - | 4.87 | 71,812 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,899 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,863 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,398 |
| Megacities on a World Map | 0 | - | 4.98 | 254,296 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,768 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,311 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,870 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,514 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,262 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,902 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,214 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,160 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,690 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,223 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,516 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,187 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,894 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,049 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,757 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,751 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,224 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,776 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,403 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,186 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,871 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,083 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,865 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,996 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,302 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,315 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,915 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,689 |
| Most Populous Islands | 0 | - | 4.80 | 122,883 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,294 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,525 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,798 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,196 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,376 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,392 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,881 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,500 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,194 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,689 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,213 |
| Boundary Waters | 0 | - | 4.92 | 88,442 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,130 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,028 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,631 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,516 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,070 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,961 |
| Biggest City by Region | 0 | - | 4.50 | 36,191 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,116 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,194 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,197 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,319 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,175 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,344 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,225 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,340 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,722 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,727 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,158 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,399 |
| Biggest Cities in Japan | 0 | - | 4.69 | 83,039 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,376 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,966 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,862 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,797 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,197 |
| Biggest Cities in India | 0 | - | 4.63 | 67,723 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,413,899 |
| Landlocked Countries | 0 | - | 4.99 | 419,909 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,559 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,487 |
| Population Trivia | 0 | - | 4.32 | 27,487 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,539 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,354 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,522 |
| Biggest Cities in Europe | 0 | - | 4.73 | 546,080 |
| Biggest Cities in History | 0 | - | 4.52 | 90,102 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 77,147 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,039 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,955 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,394 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,643 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,439 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 53,095 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,305 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,306 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,877 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 46,016 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,599 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,182 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,282 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,589 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,357 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,823 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,309 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,047 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,005 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,427 |
| Himalayan Countries | 0 | - | 4.95 | 137,856 |
| Andean Countries | 0 | - | 4.95 | 84,138 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,359 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,923 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,000 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,468 |
| Danube Countries | 0 | - | 4.97 | 71,759 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,697 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,156 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,846 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,923 |
| European Landlocked Countries | 0 | - | 4.99 | 146,890 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,271 |
| Countries with the Most Species | 0 | - | 4.99 | 103,028 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,432 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,465 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,635 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,390 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,064 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,461 |
| Countries in the Alps | 0 | - | 4.87 | 117,871 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 96,032 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,587 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,487 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,372 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,228 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,795 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,394 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,273 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,037 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,642 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,535 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,383 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,008 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,292 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,305 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,420 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,132 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,639 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,696 |
