| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,922 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,634 |
| Countries with Megacities | 0 | - | 4.99 | 247,590 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,475 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,210 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,889 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,135 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,393 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,966 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,031 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,283 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,031 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,564 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,822 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,412 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,936 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,188 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,359 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,405 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,208 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,493 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,080 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,508 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,697 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,621 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,427 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,368 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,711 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,645 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,902 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,325 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,238 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,254 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,643 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,895 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,003 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,164 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,157 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,998 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,069 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,876 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,531 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,692 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,740 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,427 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,180 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,027 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,013 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,200 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,826 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,898 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,329 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,056 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,610 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,675 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,639 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,726 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,163 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,265 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,824 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,805 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,257 |
| Olympic Host Countries | 0 | - | 4.98 | 199,040 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,914 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,757 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,268 |
| The Only European Country ... | 0 | - | 4.91 | 214,164 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,379 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,773 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,320 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,683 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,114 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,047 |
| Biggest Cities in the United States | 0 | - | 4.93 | 968,006 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,120 |
| Countries of Africa | 0 | - | 5.00 | 2,511,306 |
| Boundary Waters | 0 | - | 4.92 | 88,083 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,853 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,395 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,781 |
| Biggest Cities by Language | 0 | - | 4.96 | 239,170 |
| Largest City by Island | 0 | - | 4.87 | 71,134 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,444 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,662 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,364 |
| Megacities on a World Map | 0 | - | 4.98 | 251,304 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,877 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,961 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,987 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,292 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,616 |
| Countries of the Middle East | 0 | - | 4.96 | 199,172 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,386 |
| Slavic Countries | 0 | - | 4.96 | 110,961 |
| African Island Countries | 0 | - | 4.96 | 100,887 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,548 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,778 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,170 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,890 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,614 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,303 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,903 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,774 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,814 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,900 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,205 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,254 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,407 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,659 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,388 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,501 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,347 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,582 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,829 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,883 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,248 |
| Most Populous Islands | 0 | - | 4.79 | 122,050 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,419 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,757 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,220 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,161 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,613 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,612 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,460 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,643 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,379 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,421 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,984,129 |
| Landlocked Countries | 0 | - | 4.99 | 414,391 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,283 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,472 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,426 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,436 |
| Monarchies of Europe | 0 | - | 4.90 | 97,420 |
| Monarchies of Asia | 0 | - | 4.97 | 70,657 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,866 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,476 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,022 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,703 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,465 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,651 |
| Countries that Start with D | 0 | - | 4.96 | 702,449 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,590 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,972 |
| Countries that Start with H | 0 | - | 4.96 | 598,690 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,161 |
| Countries that Start with J | 0 | - | 4.98 | 596,745 |
| Countries that Start with K | 0 | - | 4.97 | 810,074 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,734 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,630 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,365 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,731 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,834 |
| Countries that Start with U | 0 | - | 4.97 | 900,440 |
| Countries that Start with V | 0 | - | 4.98 | 605,569 |
| Countries that Start with F | 0 | - | 4.83 | 612,809 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,294 |
| The Only African Country ... | 0 | - | 4.98 | 128,437 |
| The Only American Country ... | 0 | - | 4.92 | 120,859 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,815 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,294 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,111 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,530 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,167 |
| European Countries with One Border | 0 | - | 4.97 | 181,761 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,655 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,420 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,220 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,089 |
| Population Trivia | 0 | - | 4.32 | 27,431 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,998 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,923 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,749 |
| Biggest City by Region | 0 | - | 4.50 | 36,020 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,927 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,580 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,155 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,683 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,720 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,049 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,243 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,951 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,937 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,270 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,846 |
| World Capitals Quiz | 0 | - | 5.00 | 5,036,744 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,919 |
| Himalayan Countries | 0 | - | 4.95 | 135,632 |
| Andean Countries | 0 | - | 4.94 | 82,983 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,340 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,386 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,040 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,715 |
| Danube Countries | 0 | - | 4.97 | 71,158 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,865 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,615 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,649 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,558 |
| European Landlocked Countries | 0 | - | 4.99 | 145,858 |
