| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,909 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,198 |
| Countries with Megacities | 0 | - | 4.99 | 246,873 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,103 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,958 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,513 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,849 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,036 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,626 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,838 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,928 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,881 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,480 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,603 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,617 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,979 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,072 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,227 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,142 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,334 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,928 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,402 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,592 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,471 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,295 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,272 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,608 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,570 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,811 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,215 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,115 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,097 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,608 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,846 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,933 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,957 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,001 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,853 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,989 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,829 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,399 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,596 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,564 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,366 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,129 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,455 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,951 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,115 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,649 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,678 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,928 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,857 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,037 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,488 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,517 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,581 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,055 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,163 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,746 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,683 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,988 |
| Olympic Host Countries | 0 | - | 4.98 | 198,897 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,814 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,560 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,541 |
| The Only European Country ... | 0 | - | 4.91 | 213,836 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,147 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,535 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,210 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,653 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,087 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,617 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,638 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,786 |
| Countries of Africa | 0 | - | 5.00 | 2,507,870 |
| Boundary Waters | 0 | - | 4.92 | 88,042 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,814 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,282 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,464 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,854 |
| Largest City by Island | 0 | - | 4.87 | 71,043 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,393 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,551 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,486 |
| Megacities on a World Map | 0 | - | 4.98 | 250,959 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,797 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,867 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,761 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,148 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,327 |
| Countries of the Middle East | 0 | - | 4.96 | 198,923 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,264 |
| Slavic Countries | 0 | - | 4.96 | 110,857 |
| African Island Countries | 0 | - | 4.96 | 100,790 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,498 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,438 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,016 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,707 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,491 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,110 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,796 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,628 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,716 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,761 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,155 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,164 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,290 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,576 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,275 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,414 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,244 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,506 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,242 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,771 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,653 |
| Most Populous Islands | 0 | - | 4.79 | 121,992 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,201 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,404 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,726 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,141 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,037 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,323 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,563 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,032 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,507 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,296 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,289 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,917,724 |
| Landlocked Countries | 0 | - | 4.99 | 413,585 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,200 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,361 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,341 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,367 |
| Monarchies of Europe | 0 | - | 4.90 | 97,312 |
| Monarchies of Asia | 0 | - | 4.97 | 70,602 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,825 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,432 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,775 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,746 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,825 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,269 |
| Countries that Start with D | 0 | - | 4.96 | 701,513 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,480 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,739 |
| Countries that Start with H | 0 | - | 4.96 | 597,936 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,241 |
| Countries that Start with J | 0 | - | 4.98 | 596,006 |
| Countries that Start with K | 0 | - | 4.97 | 809,380 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,854 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,703 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,520 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,483 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,191 |
| Countries that Start with U | 0 | - | 4.97 | 899,910 |
| Countries that Start with V | 0 | - | 4.98 | 605,082 |
| Countries that Start with F | 0 | - | 4.83 | 612,171 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,298 |
| The Only African Country ... | 0 | - | 4.99 | 128,367 |
| The Only American Country ... | 0 | - | 4.92 | 120,761 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,777 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,250 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,043 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,394 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,042 |
| European Countries with One Border | 0 | - | 4.97 | 181,628 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,521 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,109 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,161 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,997 |
| Population Trivia | 0 | - | 4.32 | 27,424 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,913 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,905 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,703 |
| Biggest City by Region | 0 | - | 4.50 | 35,994 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,901 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,534 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,117 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,472 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,586 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,018 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,221 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,921 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,794 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,257 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,817 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,288 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,576 |
| Himalayan Countries | 0 | - | 4.95 | 135,342 |
| Andean Countries | 0 | - | 4.94 | 82,822 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,208 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,202 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,894 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,601 |
| Danube Countries | 0 | - | 4.97 | 71,077 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,757 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,532 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,468 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,386 |
| European Landlocked Countries | 0 | - | 4.99 | 145,748 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,203 |
