| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,628 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,238 |
| Countries with Megacities | 0 | - | 4.99 | 262,301 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,071 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,108 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,380 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,158 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,403 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,002 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,631 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,587 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,779 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,335 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,456 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,009 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,813 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,031 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,495 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,494 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,547 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,330 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,801 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,073 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,236 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,857 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,858 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,178 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,140 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,641 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,212 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,492 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,163 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,865 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,020 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,787 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,180 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,356 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,683 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,697 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,174 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,741 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,385 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,144 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,657 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,161 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,690 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,472 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,594 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,375 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,824 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,746 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,284 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,657 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,147 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,394 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,648 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,381 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,714 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 56,676 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,925 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,009 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,522 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,103 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,792 |
| Olympic Host Countries | 0 | - | 4.98 | 200,570 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,739 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,063 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,713 |
| The Only European Country ... | 0 | - | 4.91 | 216,328 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,013 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,962 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,824 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,240 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,971 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,062 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,844 |
| Countries of Africa | 0 | - | 5.00 | 2,533,658 |
| Boundary Waters | 0 | - | 4.92 | 88,424 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,122 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,001 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,406 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,318 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,225 |
| Largest City by Island | 0 | - | 4.87 | 71,782 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,872 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,812 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,361 |
| Megacities on a World Map | 0 | - | 4.98 | 254,032 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,289 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,833 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,438 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,220 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,445 |
| Countries of the Middle East | 0 | - | 4.96 | 200,961 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,162 |
| Slavic Countries | 0 | - | 4.96 | 111,576 |
| African Island Countries | 0 | - | 4.96 | 101,529 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,838 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,982 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,826 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,766 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,407 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,357 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,017 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,833 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,560 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,640 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,569 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,160 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,100 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,505 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,139 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,070 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,910 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,193 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,595 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,324 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,955 |
| Most Populous Islands | 0 | - | 4.80 | 122,863 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,290 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,516 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,020 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,940 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,838 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,034 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,800 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,958 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,192 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,255 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,887 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,454 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,390,620 |
| Landlocked Countries | 0 | - | 4.99 | 419,660 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,820 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,179 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,033 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,015 |
| Monarchies of Europe | 0 | - | 4.90 | 98,047 |
| Monarchies of Asia | 0 | - | 4.97 | 71,039 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,330 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,826 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,619 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,711 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,488 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,545 |
| Countries that Start with D | 0 | - | 4.96 | 708,567 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,946 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,858 |
| Countries that Start with H | 0 | - | 4.96 | 603,877 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,082 |
| Countries that Start with J | 0 | - | 4.98 | 601,645 |
| Countries that Start with K | 0 | - | 4.97 | 814,983 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,769 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,734 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,175 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,457 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,063 |
| Countries that Start with U | 0 | - | 4.97 | 903,887 |
| Countries that Start with V | 0 | - | 4.98 | 608,877 |
| Countries that Start with F | 0 | - | 4.83 | 616,911 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,560 |
| The Only African Country ... | 0 | - | 4.99 | 129,035 |
| The Only American Country ... | 0 | - | 4.92 | 121,504 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,100 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,728 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,754 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,391 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,890 |
| European Countries with One Border | 0 | - | 4.97 | 182,655 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,460 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,106 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,538 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,723 |
| Population Trivia | 0 | - | 4.32 | 27,483 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,482 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,068 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,949 |
| Biggest City by Region | 0 | - | 4.50 | 36,168 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,095 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,860 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,481 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,120 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,644 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,170 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,339 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,215 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,151 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,393 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,065 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,216 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,296 |
| Himalayan Countries | 0 | - | 4.95 | 137,735 |
| Andean Countries | 0 | - | 4.95 | 84,081 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,322 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,852 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,953 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,434 |
| Danube Countries | 0 | - | 4.97 | 71,734 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,657 |