| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,475 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,155 |
| Countries with Megacities | 0 | - | 4.99 | 248,686 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,016 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,475 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,389 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,426 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,261 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,669 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,244 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,800 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,265 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,051 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,049 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,598 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,222 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,484 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,098 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,716 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,309 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,796 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,302 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,681 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,865 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,913 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,627 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,500 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,862 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,738 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,992 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,495 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,463 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,512 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,684 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,992 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,121 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,630 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,528 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,394 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,300 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,992 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,749 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,867 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,099 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,507 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,292 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,166 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,140 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,384 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,094 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,294 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,103 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,363 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,523 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,955 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,883 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,037 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,379 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,456 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,993 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,034 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,198 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,796 |
| Olympic Host Countries | 0 | - | 4.98 | 199,421 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,203 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,209 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,628 |
| The Only European Country ... | 0 | - | 4.91 | 214,948 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,958 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,209 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,434 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,724 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,157 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,155 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,200 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,688 |
| Countries of Africa | 0 | - | 5.00 | 2,519,020 |
| Boundary Waters | 0 | - | 4.92 | 88,195 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,937 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,602 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,076 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,376 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,158 |
| Largest City by Island | 0 | - | 4.87 | 71,358 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,569 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,908 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,886 |
| Megacities on a World Map | 0 | - | 4.98 | 252,161 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,002 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,305 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,447 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,644 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,240 |
| Countries of the Middle East | 0 | - | 4.96 | 199,740 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,665 |
| Slavic Countries | 0 | - | 4.96 | 111,184 |
| African Island Countries | 0 | - | 4.96 | 101,106 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,653 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,202 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,556 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,227 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,911 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,671 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,149 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,133 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,076 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,171 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,365 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,474 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,653 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,845 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,627 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,693 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,545 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,787 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,153 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,030 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,483 |
| Most Populous Islands | 0 | - | 4.79 | 122,169 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,229 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,444 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,830 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,408 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,370 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,048 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,703 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,340 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,051 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,531 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,723 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,126,742 |
| Landlocked Countries | 0 | - | 4.99 | 416,187 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,487 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,727 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,693 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,703 |
| Monarchies of Europe | 0 | - | 4.90 | 97,654 |
| Monarchies of Asia | 0 | - | 4.97 | 70,799 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,943 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,598 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,548 |
| Countries that Start with A | 0 | - | 4.98 | 2,152,834 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,194 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,582 |
| Countries that Start with D | 0 | - | 4.96 | 704,492 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,011 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,546 |
| Countries that Start with H | 0 | - | 4.96 | 600,396 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,140 |
| Countries that Start with J | 0 | - | 4.98 | 598,421 |
| Countries that Start with K | 0 | - | 4.97 | 811,631 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,649 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,610 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,413 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,236 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,256 |
| Countries that Start with U | 0 | - | 4.97 | 901,601 |
| Countries that Start with V | 0 | - | 4.98 | 606,569 |
| Countries that Start with F | 0 | - | 4.83 | 614,200 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,380 |
| The Only African Country ... | 0 | - | 4.98 | 128,671 |
| The Only American Country ... | 0 | - | 4.92 | 121,126 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,899 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,425 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,296 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,842 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,439 |
| European Countries with One Border | 0 | - | 4.97 | 182,058 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,920 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,678 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,337 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,282 |
| Population Trivia | 0 | - | 4.32 | 27,449 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,168 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,973 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,824 |
| Biggest City by Region | 0 | - | 4.50 | 36,054 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 56,986 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,675 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,259 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,137 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,061 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,095 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,274 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,056 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,301 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,312 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,902 |
| World Capitals Quiz | 0 | - | 5.00 | 5,047,489 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,704 |
| Himalayan Countries | 0 | - | 4.95 | 136,308 |
| Andean Countries | 0 | - | 4.95 | 83,376 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,641 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,865 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,336 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,945 |
| Danube Countries | 0 | - | 4.97 | 71,347 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,133 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,805 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,060 |
