| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,701 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,935 |
| Countries with Megacities | 0 | - | 4.99 | 264,649 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,771 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,493 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,033 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,565 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,434 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,028 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,951 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,224 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,169 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,576 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,752 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,234 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,434 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,444 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,477 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,882 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,706 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,744 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,164 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,342 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,500 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,991 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,246 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,513 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,306 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,925 |
| 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 | 165,205 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,369 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,877 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,322 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,524 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,342 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,250 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,666 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,351 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,579 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,534 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,919 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,698 |
| Biggest Cities in the World | 0 | - | 4.91 | 800,999 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,593 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,852 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,590 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,076 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,289 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,030 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,891 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,750 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,848 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,139 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,761 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,265 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,172 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,284 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,838 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,913 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,138 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,577 |
| Olympic Host Countries | 0 | - | 4.98 | 201,119 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,107 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,685 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,810 |
| The Only European Country ... | 0 | - | 4.91 | 217,399 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,809 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,584 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,743 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,909 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,303 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,769 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,161 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,791 |
| Countries of Africa | 0 | - | 5.00 | 2,545,047 |
| 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 | 96,284 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,623 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,062 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,986 |
| Largest City by Island | 0 | - | 4.87 | 72,074 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,164 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,208 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,774 |
| Megacities on a World Map | 0 | - | 4.98 | 255,358 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,516 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,191 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,237 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,713 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,383 |
| Countries of the Middle East | 0 | - | 4.96 | 201,694 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,561 |
| Slavic Countries | 0 | - | 4.96 | 111,882 |
| African Island Countries | 0 | - | 4.96 | 101,876 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,964 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,641 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,460 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,240 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,795 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,842 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,620 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,358 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,929 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,028 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,715 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,402 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,438 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,798 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,484 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,366 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,226 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,437 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,453 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,761 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,854 |
| Most Populous Islands | 0 | - | 4.80 | 123,052 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,326 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,570 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,137 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,348 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,163 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,552 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,368 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,219 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,769 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,716 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,188 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,920 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,595,685 |
| Landlocked Countries | 0 | - | 4.99 | 422,138 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,095 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,553 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,276 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,210 |
| Monarchies of Europe | 0 | - | 4.90 | 98,354 |
| Monarchies of Asia | 0 | - | 4.97 | 71,226 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,489 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,023 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,493 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,738 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,133 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,064 |
| Countries that Start with D | 0 | - | 4.96 | 711,802 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,703 |
| Countries that Start with G | 0 | - | 4.97 | 1,505,967 |
| Countries that Start with H | 0 | - | 4.96 | 606,275 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,296 |
| Countries that Start with J | 0 | - | 4.98 | 603,873 |
| Countries that Start with K | 0 | - | 4.97 | 817,410 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,636 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,680 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,079 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,590 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,294 |
| Countries that Start with U | 0 | - | 4.97 | 905,673 |
| Countries that Start with V | 0 | - | 4.98 | 610,156 |
| Countries that Start with F | 0 | - | 4.83 | 618,786 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,817 |
| The Only African Country ... | 0 | - | 4.99 | 129,273 |
| The Only American Country ... | 0 | - | 4.92 | 121,819 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,210 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,889 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,046 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,852 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,265 |
| European Countries with One Border | 0 | - | 4.97 | 183,124 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,896 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,404 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,718 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,036 |
| Population Trivia | 0 | - | 4.32 | 27,520 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,752 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,566 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,048 |
| Biggest City by Region | 0 | - | 4.50 | 36,284 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,196 |
| 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 | 137,104 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,227 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,382 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,361 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,710 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,457 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,144 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,121 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,551 |
| Himalayan Countries | 0 | - | 4.94 | 138,820 |
| Andean Countries | 0 | - | 4.93 | 84,656 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,858 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,898 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,481 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,836 |
| Danube Countries | 0 | - | 4.97 | 72,034 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,037 |
