| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,454 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,781 |
| Countries with Megacities | 0 | - | 4.99 | 247,921 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,660 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,282 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,043 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,232 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,268 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,191 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,105 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,402 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,107 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,595 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,886 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,467 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,029 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,261 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,569 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,505 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,242 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,584 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,141 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,568 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,755 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,701 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,480 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,402 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,760 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,670 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,923 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,374 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,308 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,337 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,656 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,922 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,037 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,308 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,261 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,105 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,129 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,909 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,585 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,746 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,819 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,119 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,212 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,614 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,048 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,256 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,925 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,058 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,595 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,161 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,919 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,791 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,728 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,822 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,246 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,332 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,871 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,892 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,419 |
| Olympic Host Countries | 0 | - | 4.98 | 199,125 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,976 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,902 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,586 |
| The Only European Country ... | 0 | - | 4.91 | 214,410 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,555 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,906 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,359 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,695 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,127 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,452 |
| Biggest Cities in the United States | 0 | - | 4.93 | 968,884 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,286 |
| Countries of Africa | 0 | - | 5.00 | 2,513,354 |
| Boundary Waters | 0 | - | 4.92 | 88,121 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,883 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,453 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,983 |
| Biggest Cities by Language | 0 | - | 4.96 | 243,225 |
| Largest City by Island | 0 | - | 4.87 | 71,205 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,497 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,746 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,623 |
| Megacities on a World Map | 0 | - | 4.98 | 251,567 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,919 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,069 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,127 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,389 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,805 |
| Countries of the Middle East | 0 | - | 4.96 | 199,313 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,455 |
| Slavic Countries | 0 | - | 4.96 | 111,019 |
| African Island Countries | 0 | - | 4.96 | 100,937 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,579 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,894 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,273 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,979 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,683 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,380 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,960 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,871 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,893 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,953 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,232 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,303 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,476 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,711 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,455 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,553 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,408 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,635 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,251 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,447 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,232 |
| Most Populous Islands | 0 | - | 4.79 | 122,076 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,221 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,429 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,777 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,273 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,220 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,774 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,645 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,734 |
| Megacities on an Empty Map | 0 | - | 4.96 | 111,150 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,431 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,519 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,022,060 |
| Landlocked Countries | 0 | - | 4.99 | 414,914 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,328 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,531 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,465 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,539 |
| Monarchies of Europe | 0 | - | 4.90 | 97,487 |
| Monarchies of Asia | 0 | - | 4.97 | 70,694 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,882 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,514 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,174 |
| Countries that Start with A | 0 | - | 4.98 | 2,149,925 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,563 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,506 |
| Countries that Start with D | 0 | - | 4.96 | 703,056 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,319 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,733 |
| Countries that Start with H | 0 | - | 4.96 | 599,168 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,749 |
| Countries that Start with J | 0 | - | 4.98 | 597,235 |
| Countries that Start with K | 0 | - | 4.97 | 810,522 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,293 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,208 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,894 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,500 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,251 |
| Countries that Start with U | 0 | - | 4.97 | 900,761 |
| Countries that Start with V | 0 | - | 4.98 | 605,864 |
| Countries that Start with F | 0 | - | 4.83 | 613,231 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,911 |
| The Only African Country ... | 0 | - | 4.99 | 128,477 |
| The Only American Country ... | 0 | - | 4.92 | 120,911 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,833 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,329 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,171 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,606 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,242 |
| European Countries with One Border | 0 | - | 4.97 | 181,833 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,733 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,514 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,259 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,152 |
| Population Trivia | 0 | - | 4.32 | 27,436 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,048 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,940 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,781 |
| Biggest City by Region | 0 | - | 4.50 | 36,028 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,945 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,604 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,194 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,827 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,831 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,061 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,248 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,981 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,074 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,285 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,863 |
| World Capitals Quiz | 0 | - | 5.00 | 5,040,145 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,109 |
| Himalayan Countries | 0 | - | 4.95 | 135,818 |
| Andean Countries | 0 | - | 4.94 | 83,092 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,417 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,522 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,119 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,776 |
| Danube Countries | 0 | - | 4.97 | 71,218 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,943 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,668 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,771 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,679 |
| European Landlocked Countries | 0 | - | 4.99 | 145,914 |