| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,478 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,464 |
| Countries with Megacities | 0 | - | 4.99 | 267,770 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,112 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,318 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,446 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,421 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,824 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,916 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,449 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,495 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,797 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,989 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,351 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,710 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,139 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,174 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,557 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,587 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,964 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,538 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,827 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,875 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,024 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,248 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,998 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,001 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,600 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,275 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,566 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,916 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,854 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,791 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,106 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,016 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,541 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,881 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,886 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,419 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,250 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,072 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,965 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,093 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,347 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,738 |
| Biggest Cities in the World | 0 | - | 4.91 | 806,833 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,805 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,223 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,855 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,562 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,074 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,157 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,939 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,776 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,635 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,517 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,930 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,368 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,079 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,706 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,827 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,292 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,542 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,699 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,153 |
| Olympic Host Countries | 0 | - | 4.98 | 202,177 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,219 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,433 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,871 |
| The Only European Country ... | 0 | - | 4.91 | 219,502 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,270 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,784 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,974 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,053 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,413 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,092 |
| Biggest Cities in the United States | 0 | - | 4.94 | 988,891 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,453 |
| Countries of Africa | 0 | - | 5.00 | 2,563,927 |
| Boundary Waters | 0 | - | 4.92 | 88,828 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,456 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,815 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,052 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,762 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,827 |
| Largest City by Island | 0 | - | 4.87 | 72,556 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,479 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,843 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,234 |
| Megacities on a World Map | 0 | - | 4.98 | 257,390 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,827 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,822 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,742 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,827 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,188 |
| Countries of the Middle East | 0 | - | 4.96 | 203,213 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,341 |
| Slavic Countries | 0 | - | 4.96 | 112,483 |
| African Island Countries | 0 | - | 4.96 | 102,710 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,233 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,701 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,525 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,979 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,460 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,922 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,340 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,106 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,744 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,697 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,070 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,963 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,495 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,037 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,658 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,054 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,291 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,270 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 582,743 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,905 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,014 |
| Most Populous Islands | 0 | - | 4.80 | 123,425 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,400 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,672 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,584 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,774 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,237 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,684 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,109 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,328 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,478 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,274 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,342 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,585 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,091 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,958,436 |
| Landlocked Countries | 0 | - | 4.99 | 427,126 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,562 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,251 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,759 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,601 |
| Monarchies of Europe | 0 | - | 4.90 | 99,010 |
| Monarchies of Asia | 0 | - | 4.97 | 71,591 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,758 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,341 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,777 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,044 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,673 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,186 |
| Countries that Start with D | 0 | - | 4.96 | 717,621 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,449 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,007 |
| Countries that Start with H | 0 | - | 4.96 | 610,412 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,642 |
| Countries that Start with J | 0 | - | 4.98 | 607,794 |
| Countries that Start with K | 0 | - | 4.97 | 821,621 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,925 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,986 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,148 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,637 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,755 |
| Countries that Start with U | 0 | - | 4.97 | 909,121 |
| Countries that Start with V | 0 | - | 4.98 | 612,480 |
| Countries that Start with F | 0 | - | 4.83 | 621,929 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,439 |
| The Only African Country ... | 0 | - | 4.99 | 129,777 |
| The Only American Country ... | 0 | - | 4.92 | 122,331 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,437 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,550 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,964 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,695 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,044 |
| European Countries with One Border | 0 | - | 4.97 | 183,997 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,703 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,963 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,980 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,499 |
| Population Trivia | 0 | - | 4.32 | 27,589 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,192 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,676 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,178 |
| Biggest City by Region | 0 | - | 4.50 | 36,416 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,367 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,362 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,024 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,044 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,903 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,326 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,458 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,604 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,694 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,598 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,293 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,786 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,862 |
| Himalayan Countries | 0 | - | 4.93 | 140,770 |
| Andean Countries | 0 | - | 4.94 | 85,771 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,894 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,460 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,447 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,673 |
