| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,170 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,086 |
| Countries with Megacities | 0 | - | 4.99 | 260,971 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,945 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,024 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,223 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,038 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,574 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,802 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,574 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,471 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,703 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,292 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,389 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,948 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,703 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,942 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,265 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,426 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,513 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,260 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,742 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,996 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,190 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,834 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,787 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,130 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,103 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,558 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,180 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,456 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,103 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,810 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,943 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,774 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,145 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,326 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,512 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,565 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,082 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,669 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,364 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,071 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,611 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,031 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,975 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,433 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,538 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,343 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,753 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,548 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,011 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,298 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,972 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,010 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,452 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,252 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,536 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,715 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,816 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 62,477 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,412 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,909 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,626 |
| Olympic Host Countries | 0 | - | 4.98 | 200,444 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,659 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,911 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,264 |
| The Only European Country ... | 0 | - | 4.91 | 216,102 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,842 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,837 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,595 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,806 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,223 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,600 |
| Biggest Cities in the United States | 0 | - | 4.94 | 976,054 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,631 |
| Countries of Africa | 0 | - | 5.00 | 2,531,365 |
| Boundary Waters | 0 | - | 4.92 | 88,389 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,096 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,934 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,358 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,085 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,068 |
| Largest City by Island | 0 | - | 4.87 | 71,709 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,808 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,714 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,280 |
| Megacities on a World Map | 0 | - | 4.98 | 253,561 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,233 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,745 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,286 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,116 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,260 |
| Countries of the Middle East | 0 | - | 4.96 | 200,826 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,059 |
| Slavic Countries | 0 | - | 4.96 | 111,519 |
| African Island Countries | 0 | - | 4.96 | 101,472 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,808 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,850 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,663 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,699 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,326 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,247 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,919 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,724 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,474 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,573 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,532 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,118 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,019 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,433 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,054 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,002 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,846 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,125 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,185 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,690 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,018 |
| Most Populous Islands | 0 | - | 4.80 | 122,817 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,279 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,510 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,988 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,726 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,739 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,926 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,689 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,912 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,891 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,153 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,829 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,332 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,348,591 |
| Landlocked Countries | 0 | - | 4.99 | 419,163 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,764 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,097 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,971 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,961 |
| Monarchies of Europe | 0 | - | 4.90 | 97,988 |
| Monarchies of Asia | 0 | - | 4.97 | 71,001 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,286 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,791 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,409 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,458 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,422 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,634 |
| Countries that Start with D | 0 | - | 4.96 | 707,919 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,197 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,870 |
| Countries that Start with H | 0 | - | 4.96 | 603,357 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,442 |
| Countries that Start with J | 0 | - | 4.98 | 601,180 |
| Countries that Start with K | 0 | - | 4.97 | 814,510 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,183 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,145 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,628 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,741 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,683 |
| Countries that Start with U | 0 | - | 4.97 | 903,528 |
| Countries that Start with V | 0 | - | 4.98 | 608,567 |
| Countries that Start with F | 0 | - | 4.83 | 616,496 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,933 |
| The Only African Country ... | 0 | - | 4.99 | 128,977 |
| The Only American Country ... | 0 | - | 4.92 | 121,439 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,073 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,683 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,710 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,299 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,812 |
| European Countries with One Border | 0 | - | 4.97 | 182,551 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,365 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,034 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,510 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,642 |
| Population Trivia | 0 | - | 4.32 | 27,475 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,425 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,052 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,925 |
| Biggest City by Region | 0 | - | 4.50 | 36,129 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,058 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,806 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,420 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,973 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,554 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,159 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,333 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,175 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,030 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,374 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,048 |
| World Capitals Quiz | 0 | - | 5.00 | 5,064,900 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,077 |
| Himalayan Countries | 0 | - | 4.95 | 137,512 |
| Andean Countries | 0 | - | 4.95 | 83,984 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,255 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,727 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,874 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,377 |
| Danube Countries | 0 | - | 4.97 | 71,687 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,593 |
