| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,083 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,680 |
| Countries with Megacities | 0 | - | 4.99 | 249,779 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,518 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,785 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,773 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,901 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,367 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,429 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,179 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,542 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,192 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,246 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,809 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,527 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,755 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,802 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,229 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,439 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,069 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,584 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,882 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,062 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,543 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,013 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,007 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,024 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,103 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,371 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,997 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,675 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,786 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,740 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,081 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,255 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,173 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,272 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,790 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,513 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,112 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,951 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,499 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,640 |
| Biggest Cities in the World | 0 | - | 4.91 | 795,553 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,373 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,416 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,271 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,564 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,338 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,683 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,770 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,717 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,360 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,220 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,087 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,298 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,558 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,666 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,140 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,250 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,625 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,315 |
| Olympic Host Countries | 0 | - | 4.98 | 199,940 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,468 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,628 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,212 |
| The Only European Country ... | 0 | - | 4.91 | 215,690 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,509 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,591 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,534 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,768 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,193 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,978 |
| Biggest Cities in the United States | 0 | - | 4.93 | 974,176 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,244 |
| Countries of Africa | 0 | - | 5.00 | 2,526,873 |
| Boundary Waters | 0 | - | 4.92 | 88,333 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,045 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,807 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,266 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,861 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,801 |
| Largest City by Island | 0 | - | 4.87 | 71,557 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,684 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,514 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,133 |
| Megacities on a World Map | 0 | - | 4.98 | 252,838 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,129 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,570 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,953 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,953 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,882 |
| Countries of the Middle East | 0 | - | 4.96 | 200,548 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,887 |
| Slavic Countries | 0 | - | 4.96 | 111,398 |
| African Island Countries | 0 | - | 4.96 | 101,321 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,756 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,624 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.85 | 46,151 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,537 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,163 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,009 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,523 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,491 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,322 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,413 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,477 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,698 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,861 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,058 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,881 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,873 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,737 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,974 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,354 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,087 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,355 |
| Most Populous Islands | 0 | - | 4.80 | 122,715 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,264 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,483 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,897 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,589 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,577 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,401 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,812 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,204 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,886 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,681 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,042 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,262,198 |
| Landlocked Countries | 0 | - | 4.99 | 417,944 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,649 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,955 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,853 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,851 |
| Monarchies of Europe | 0 | - | 4.90 | 97,850 |
| Monarchies of Asia | 0 | - | 4.97 | 70,915 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,067 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,732 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,052 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,863 |
| Countries that Start with B | 0 | - | 4.95 | 2,288,911 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,626 |
| Countries that Start with D | 0 | - | 4.96 | 706,555 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,527 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,146 |
| Countries that Start with H | 0 | - | 4.96 | 602,148 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,143 |
| Countries that Start with J | 0 | - | 4.98 | 600,085 |
| Countries that Start with K | 0 | - | 4.97 | 813,210 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,926 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,805 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,308 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,007 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,747 |
| Countries that Start with U | 0 | - | 4.97 | 902,764 |
| Countries that Start with V | 0 | - | 4.98 | 607,877 |
| Countries that Start with F | 0 | - | 4.83 | 615,623 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,502 |
| The Only African Country ... | 0 | - | 4.98 | 128,847 |
| The Only American Country ... | 0 | - | 4.92 | 121,314 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,013 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,571 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,593 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,145 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,677 |
| European Countries with One Border | 0 | - | 4.97 | 182,368 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,202 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,877 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,458 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,518 |
| Population Trivia | 0 | - | 4.32 | 27,465 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,328 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,027 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,889 |
| Biggest City by Region | 0 | - | 4.50 | 36,099 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,027 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,748 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,351 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,529 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,347 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,135 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,307 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,135 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,641 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,339 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,012 |
| World Capitals Quiz | 0 | - | 5.00 | 5,058,112 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,503 |
| Himalayan Countries | 0 | - | 4.94 | 136,999 |
| Andean Countries | 0 | - | 4.95 | 83,720 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,965 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,323 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,642 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,214 |
| Danube Countries | 0 | - | 4.97 | 71,556 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,400 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,968 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,461 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,515 |
