| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,361 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,484 |
| Countries with Megacities | 0 | - | 4.99 | 263,479 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,323 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,262 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,619 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,297 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,841 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,373 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,722 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,829 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,915 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,547 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,089 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,986 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,831 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,638 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,189 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,613 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,452 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,905 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,164 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,320 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,010 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,296 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,760 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,260 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,547 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,258 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,977 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,134 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,007 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,684 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,754 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,615 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,238 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,220 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,592 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,256 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,168 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,006 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,275 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,913 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,870 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,348 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,842 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,820 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,441 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,290 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,227 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,422 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,748 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,355 |
| Biggest Cities in the World | 0 | - | 4.91 | 798,975 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,446 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,512 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,694 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,896 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,970 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,577 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,102 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,376 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,921 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,841 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,539 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,935 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,732 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,062 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,527 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,651 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,357 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,061 |
| Olympic Host Countries | 0 | - | 4.98 | 200,762 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,841 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,281 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,514 |
| The Only European Country ... | 0 | - | 4.91 | 216,680 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,295 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,160 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,657 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 91,221 |
| Top Rice-Producing Countries | 0 | - | 4.95 | 98,818 |
| Top Chocolate Growing Countries | 0 | - | 4.93 | 61,789 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,706 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,551 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,206 |
| Countries of Africa | 0 | - | 5.00 | 2,537,540 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,863 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,256 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,205 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,561 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,418 |
| Largest City by Island | 0 | - | 4.87 | 71,881 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,005 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,968 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,538 |
| Megacities on a World Map | 0 | - | 4.98 | 254,575 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,259 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,353 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,955 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,695 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,402 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,842 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,747 |
| Countries of the Middle East | 0 | - | 4.96 | 201,200 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,304 |
| Slavic Countries | 0 | - | 4.96 | 111,670 |
| African Island Countries | 0 | - | 4.96 | 101,644 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,887 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,250 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,054 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,398 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,914 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,522 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,542 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,147 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,667 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,264 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,067 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.70 | 67,832 |
| Ten Highest HDI Countries in Asia | 0 | - | 4.45 | 54,810 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,150 |
| Boundary Waters | 0 | - | 4.92 | 88,472 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,170 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,099 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,469 |
| Most Populous Islands | 0 | - | 4.80 | 122,936 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,302 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,534 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,959 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,264 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,016 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,098 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,748 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,427 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,994 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,161 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,607 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,912 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,309 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,131 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,095 |
| Monarchies of Europe | 0 | - | 4.90 | 98,165 |
| Monarchies of Asia | 0 | - | 4.97 | 71,095 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,384 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,898 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,851 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,878 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,578 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,268 |
| Countries that Start with D | 0 | - | 4.96 | 709,750 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,337 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,487 |
| Countries that Start with H | 0 | - | 4.96 | 604,848 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,435 |
| Countries that Start with J | 0 | - | 4.98 | 602,535 |
| Countries that Start with K | 0 | - | 4.97 | 815,894 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,858 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,843 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,240 |
| Countries that Start with S | 0 | - | 4.98 | 1,754,976 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,943 |
| Countries that Start with U | 0 | - | 4.97 | 904,583 |
| Countries that Start with V | 0 | - | 4.98 | 609,412 |
| Countries that Start with F | 0 | - | 4.83 | 617,694 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,816 |
| The Only African Country ... | 0 | - | 4.99 | 129,108 |
| The Only American Country ... | 0 | - | 4.92 | 121,623 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,132 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,451 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,786 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,871 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,555 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,016 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,083 |
| European Countries with One Border | 0 | - | 4.97 | 182,800 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,599 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,215 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,465,543 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,580 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,089 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,987 |
| Biggest City by Region | 0 | - | 4.50 | 36,225 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,141 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,910 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,533 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,393 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,819 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,188 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,352 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,265 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,362 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,418 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,105 |
| Landlocked Countries | 0 | - | 4.99 | 420,595 |
| UK Immigration by Country | 0 | - | 4.94 | 140,914 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,826 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,940 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,541 |
