| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,683 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,931 |
| Countries with Megacities | 0 | - | 4.99 | 264,632 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,766 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,491 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,030 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,565 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,404 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,018 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,950 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,223 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,169 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,750 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,234 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,432 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,472 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,880 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,442 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,703 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,742 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,159 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,338 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,499 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,242 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,513 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,303 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,923 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,340 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,645 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,417 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,201 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,366 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,349 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,925 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,026 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,711 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,399 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,436 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,796 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,480 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,364 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,222 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,435 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,339 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,247 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,666 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,350 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,877 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,578 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,531 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,322 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,524 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,916 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,694 |
| Biggest Cities in the World | 0 | - | 4.91 | 800,977 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,589 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,592 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,852 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,076 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,283 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,025 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,887 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,746 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,843 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,132 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,759 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,261 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,171 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,284 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,835 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,912 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,114 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,571 |
| Olympic Host Countries | 0 | - | 4.98 | 201,116 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,104 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,677 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,798 |
| The Only European Country ... | 0 | - | 4.91 | 217,394 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,800 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,580 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,742 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 91,317 |
| Top Rice-Producing Countries | 0 | - | 4.95 | 99,124 |
| Top Chocolate Growing Countries | 0 | - | 4.93 | 61,902 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,760 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,133 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,782 |
| Countries of Africa | 0 | - | 5.00 | 2,545,004 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,909 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,303 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,286 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,060 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,984 |
| Largest City by Island | 0 | - | 4.87 | 72,073 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,164 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,207 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,773 |
| Megacities on a World Map | 0 | - | 4.98 | 255,354 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,441 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,514 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,190 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,229 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,710 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,742 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,372 |
| Countries of the Middle East | 0 | - | 4.96 | 201,689 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,558 |
| Slavic Countries | 0 | - | 4.96 | 111,880 |
| African Island Countries | 0 | - | 4.96 | 101,873 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,964 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,636 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,453 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,830 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,237 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,790 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,835 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,617 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,739 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,387 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,136 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.70 | 67,861 |
| Ten Highest HDI Countries in Asia | 0 | - | 4.45 | 54,848 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,171 |
| Boundary Waters | 0 | - | 4.92 | 88,579 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,260 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,283 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,622 |
| Most Populous Islands | 0 | - | 4.80 | 123,050 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,326 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,570 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,160 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,545 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,361 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,219 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,756 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,713 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,185 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,347 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,915 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,094 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,551 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,276 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,208 |
| Monarchies of Europe | 0 | - | 4.90 | 98,353 |
| Monarchies of Asia | 0 | - | 4.97 | 71,224 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,489 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,021 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,480 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,689 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,087 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,031 |
| Countries that Start with D | 0 | - | 4.96 | 711,777 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,673 |
| Countries that Start with G | 0 | - | 4.97 | 1,505,940 |
| Countries that Start with H | 0 | - | 4.96 | 606,257 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,269 |
| Countries that Start with J | 0 | - | 4.98 | 603,861 |
| Countries that Start with K | 0 | - | 4.97 | 817,400 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,616 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,665 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,056 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,568 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,279 |
| Countries that Start with U | 0 | - | 4.97 | 905,662 |
| Countries that Start with V | 0 | - | 4.98 | 610,147 |
| Countries that Start with F | 0 | - | 4.83 | 618,772 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,793 |
| The Only African Country ... | 0 | - | 4.99 | 129,272 |
| The Only American Country ... | 0 | - | 4.92 | 121,818 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,210 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,525 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,889 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,043 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,851 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,261 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,259 |
| European Countries with One Border | 0 | - | 4.97 | 183,119 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,896 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,403 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,594,359 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,749 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,565 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,046 |
| Biggest City by Region | 0 | - | 4.50 | 36,284 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,194 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,002 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,630 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,830 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,099 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,227 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,381 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,361 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,706 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,456 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,144 |
| Landlocked Countries | 0 | - | 4.99 | 422,118 |
| UK Immigration by Country | 0 | - | 4.94 | 141,163 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,887 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,099 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,682 |
