| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,401 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,496 |
| Countries with Megacities | 0 | - | 4.99 | 263,522 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,344 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,270 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,630 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,304 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,919 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,394 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,730 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,837 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,922 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,404 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,553 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,091 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,059 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,203 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,855 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,642 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,617 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,457 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,911 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,170 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,323 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,897 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,018 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,305 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,764 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,261 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,548 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,262 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,985 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,140 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,824 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,227 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,427 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,924 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,875 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,356 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,845 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,442 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,298 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,754 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,366 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,042 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,517 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,697 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,447 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,904 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,977 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,593 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,125 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,385 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,954 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,849 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,546 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,946 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,749 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,068 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,545 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,660 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,365 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,083 |
| Olympic Host Countries | 0 | - | 4.98 | 200,774 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,850 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,298 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,545 |
| The Only European Country ... | 0 | - | 4.91 | 216,707 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,324 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,180 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,660 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,864 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,257 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,743 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,614 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,218 |
| Countries of Africa | 0 | - | 5.00 | 2,537,773 |
| Boundary Waters | 0 | - | 4.92 | 88,474 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,172 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,102 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,475 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,570 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,427 |
| Largest City by Island | 0 | - | 4.87 | 71,887 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,009 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,978 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,544 |
| Megacities on a World Map | 0 | - | 4.98 | 254,613 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,359 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,959 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,712 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,409 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,771 |
| Countries of the Middle East | 0 | - | 4.96 | 201,212 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,309 |
| Slavic Countries | 0 | - | 4.96 | 111,687 |
| African Island Countries | 0 | - | 4.96 | 101,655 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,888 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,263 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,067 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,920 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,528 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,552 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,155 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,021 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,688 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,765 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,620 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,245 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,226 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,604 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,267 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,172 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,010 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,281 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,300 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,905 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,481 |
| Most Populous Islands | 0 | - | 4.80 | 122,940 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,303 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,534 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,067 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,165 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,968 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,267 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,025 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,102 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,789 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,433 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,006 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,615 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,469,669 |
| Landlocked Countries | 0 | - | 4.99 | 420,660 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,922 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,316 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,133 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,095 |
| Monarchies of Europe | 0 | - | 4.90 | 98,166 |
| Monarchies of Asia | 0 | - | 4.97 | 71,102 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,388 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,901 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,860 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,003 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,680 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,359 |
| Countries that Start with D | 0 | - | 4.96 | 709,805 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,402 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,555 |
| Countries that Start with H | 0 | - | 4.96 | 604,888 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,478 |
| Countries that Start with J | 0 | - | 4.98 | 602,576 |
| Countries that Start with K | 0 | - | 4.97 | 815,936 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,902 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,897 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,285 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,072 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,983 |
| Countries that Start with U | 0 | - | 4.97 | 904,613 |
| Countries that Start with V | 0 | - | 4.98 | 609,431 |
| Countries that Start with F | 0 | - | 4.83 | 617,725 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,876 |
| The Only African Country ... | 0 | - | 4.99 | 129,115 |
| The Only American Country ... | 0 | - | 4.92 | 121,631 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,135 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,788 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,877 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,569 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,024 |
| European Countries with One Border | 0 | - | 4.97 | 182,809 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,608 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,221 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,615 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,845 |
| Population Trivia | 0 | - | 4.32 | 27,495 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,583 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,089 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,992 |
| Biggest City by Region | 0 | - | 4.50 | 36,227 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,145 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,918 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,541 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,410 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,826 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,191 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,355 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,269 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,378 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,418 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,105 |
| World Capitals Quiz | 0 | - | 5.00 | 5,074,741 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,784 |
| Himalayan Countries | 0 | - | 4.95 | 138,139 |
| Andean Countries | 0 | - | 4.95 | 84,289 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,511 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,375 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,145 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,590 |
| Danube Countries | 0 | - | 4.97 | 71,846 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,814 |
