| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,636 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,887 |
| Countries with Megacities | 0 | - | 4.99 | 256,777 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,755 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,916 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,053 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,918 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,739 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,589 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,504 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,327 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,641 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,243 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,326 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,887 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,612 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,836 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,036 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,335 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,486 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,172 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,668 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,944 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,127 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,808 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,692 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,068 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,047 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,338 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,141 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,421 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,050 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,747 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,863 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,756 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,110 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,289 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,363 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,455 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,977 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,593 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,319 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,006 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,555 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,871 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,320 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,404 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,477 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,302 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,682 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,422 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,832 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,003 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,823 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,657 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,318 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,163 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,393 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,631 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,735 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,191 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,323 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,771 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,475 |
| Olympic Host Countries | 0 | - | 4.98 | 200,278 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,572 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,784 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,783 |
| The Only European Country ... | 0 | - | 4.91 | 215,918 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,674 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,723 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,567 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,788 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,204 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,325 |
| Biggest Cities in the United States | 0 | - | 4.93 | 975,125 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,445 |
| Countries of Africa | 0 | - | 5.00 | 2,529,176 |
| Boundary Waters | 0 | - | 4.92 | 88,362 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,061 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,878 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,304 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,984 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,926 |
| Largest City by Island | 0 | - | 4.87 | 71,630 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,752 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,614 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,200 |
| Megacities on a World Map | 0 | - | 4.98 | 253,197 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,181 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,643 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,130 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,032 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,103 |
| Countries of the Middle East | 0 | - | 4.96 | 200,692 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,970 |
| Slavic Countries | 0 | - | 4.96 | 111,467 |
| African Island Countries | 0 | - | 4.96 | 101,396 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,780 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,751 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,336 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,622 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,242 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,122 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,805 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,611 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,396 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,496 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,503 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,067 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,945 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,365 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,971 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,949 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,784 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,047 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,822 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,883 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,213 |
| Most Populous Islands | 0 | - | 4.80 | 122,759 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,271 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,494 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,954 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 11,891 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,641 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,668 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,580 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,866 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,606 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,041 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,767 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,256 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,307,669 |
| Landlocked Countries | 0 | - | 4.99 | 418,457 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,704 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,014 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,907 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,914 |
| Monarchies of Europe | 0 | - | 4.90 | 97,927 |
| Monarchies of Asia | 0 | - | 4.97 | 70,962 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,231 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,763 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,245 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,270 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,287 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,691 |
| Countries that Start with D | 0 | - | 4.96 | 707,279 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,455 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,089 |
| Countries that Start with H | 0 | - | 4.96 | 602,799 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,835 |
| Countries that Start with J | 0 | - | 4.98 | 600,647 |
| Countries that Start with K | 0 | - | 4.97 | 813,753 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,581 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,512 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,031 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,969 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,264 |
| Countries that Start with U | 0 | - | 4.97 | 903,189 |
| Countries that Start with V | 0 | - | 4.98 | 608,256 |
| Countries that Start with F | 0 | - | 4.83 | 616,078 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,282 |
| The Only African Country ... | 0 | - | 4.98 | 128,903 |
| The Only American Country ... | 0 | - | 4.92 | 121,379 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,048 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,622 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,648 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,214 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,745 |
| European Countries with One Border | 0 | - | 4.97 | 182,478 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,285 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,964 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,481 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,589 |
| Population Trivia | 0 | - | 4.32 | 27,471 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,376 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,041 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,909 |
| Biggest City by Region | 0 | - | 4.50 | 36,114 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,046 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,777 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,374 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,804 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,461 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,144 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,317 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,153 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,870 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,355 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,036 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,548 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,734 |
| Himalayan Countries | 0 | - | 4.94 | 137,200 |
| Andean Countries | 0 | - | 4.95 | 83,811 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,058 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,461 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,746 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,276 |
| Danube Countries | 0 | - | 4.97 | 71,604 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,474 |
