| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,082 |
| Countries with Megacities | 0 | - | 4.99 | 248,560 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,960 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,444 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,337 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,392 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,883 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,586 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,219 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,736 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,237 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,018 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,025 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,575 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,182 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,440 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,010 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,688 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,297 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,753 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,279 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,671 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,845 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,562 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,876 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,604 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,484 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,848 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,731 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,977 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,471 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,439 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,485 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,678 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,982 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,110 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,587 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,489 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,352 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,270 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,977 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,717 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,843 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,058 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,269 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,277 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,111 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,125 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,357 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,070 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,254 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,015 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,320 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,423 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,928 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,857 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,001 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,363 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,441 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,965 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,009 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,143 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,723 |
| Olympic Host Countries | 0 | - | 4.98 | 199,375 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,165 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,158 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,443 |
| The Only European Country ... | 0 | - | 4.91 | 214,862 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,875 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,148 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,420 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,717 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,149 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,044 |
| Biggest Cities in the United States | 0 | - | 4.93 | 970,776 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,613 |
| Countries of Africa | 0 | - | 5.00 | 2,517,939 |
| Boundary Waters | 0 | - | 4.92 | 88,173 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,925 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,564 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,054 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,313 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,973 |
| Largest City by Island | 0 | - | 4.87 | 71,335 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,557 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,870 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,853 |
| Megacities on a World Map | 0 | - | 4.98 | 252,060 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,992 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,281 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,402 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,594 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,151 |
| Countries of the Middle East | 0 | - | 4.96 | 199,669 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,626 |
| Slavic Countries | 0 | - | 4.96 | 111,153 |
| African Island Countries | 0 | - | 4.96 | 101,072 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,636 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,154 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,512 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,171 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,879 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,607 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,113 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,084 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,044 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,129 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,345 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,452 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,627 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,827 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,600 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,668 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,522 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,762 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,997 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,643 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,067 |
| Most Populous Islands | 0 | - | 4.79 | 122,154 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,228 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,442 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,817 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,375 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,347 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,015 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,691 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,201 |
| Megacities on an Empty Map | 0 | - | 4.97 | 116,748 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,519 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,684 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,105,632 |
| Landlocked Countries | 0 | - | 4.99 | 415,892 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,451 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,700 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,661 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,678 |
| Monarchies of Europe | 0 | - | 4.90 | 97,613 |
| Monarchies of Asia | 0 | - | 4.97 | 70,775 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,936 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,578 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,472 |
| Countries that Start with A | 0 | - | 4.98 | 2,152,251 |
| Countries that Start with B | 0 | - | 4.95 | 2,284,653 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,160 |
| Countries that Start with D | 0 | - | 4.96 | 704,193 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,665 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,185 |
| Countries that Start with H | 0 | - | 4.96 | 600,153 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,868 |
| Countries that Start with J | 0 | - | 4.98 | 598,171 |
| Countries that Start with K | 0 | - | 4.97 | 811,413 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,385 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,311 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,949 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,932 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,058 |
| Countries that Start with U | 0 | - | 4.97 | 901,438 |
| Countries that Start with V | 0 | - | 4.98 | 606,419 |
| Countries that Start with F | 0 | - | 4.83 | 613,986 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,060 |
| The Only African Country ... | 0 | - | 4.98 | 128,639 |
| The Only American Country ... | 0 | - | 4.92 | 121,096 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,890 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,411 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,276 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,805 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,405 |
| European Countries with One Border | 0 | - | 4.97 | 182,015 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,890 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,646 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,315 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,255 |
| Population Trivia | 0 | - | 4.32 | 27,448 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,147 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,969 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,815 |
| Biggest City by Region | 0 | - | 4.50 | 36,052 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,982 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 68,667 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,250 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,092 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,034 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,087 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,272 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,044 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,268 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,308 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,891 |
| World Capitals Quiz | 0 | - | 5.00 | 5,046,086 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,541 |
| Himalayan Countries | 0 | - | 4.95 | 136,180 |
| Andean Countries | 0 | - | 4.95 | 83,284 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,579 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,780 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,278 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,901 |
| Danube Countries | 0 | - | 4.97 | 71,319 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,088 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,774 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,991 |
