| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,414 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,159 |
| Countries with Megacities | 0 | - | 4.99 | 265,232 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,990 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,622 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,245 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,695 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,692 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,342 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,032 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,406 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,290 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,648 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,845 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,305 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,540 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,556 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,837 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,987 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,746 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,858 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,265 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,427 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,568 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,029 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,389 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,587 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,342 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,990 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,375 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,682 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,489 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,304 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,479 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,901 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,347 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,582 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,574 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,420 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,952 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,486 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,637 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,610 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,980 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,880 |
| Biggest Cities in the World | 0 | - | 4.91 | 802,190 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,634 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,913 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,652 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,152 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,479 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,333 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,308 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,952 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 146,875 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,348 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,917 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,515 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,298 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,400 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,921 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,034 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,460 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,875 |
| Olympic Host Countries | 0 | - | 4.98 | 201,294 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,282 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,084 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,460 |
| The Only European Country ... | 0 | - | 4.91 | 217,774 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,042 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,828 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,775 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,927 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,316 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,239 |
| Biggest Cities in the United States | 0 | - | 4.94 | 982,292 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,042 |
| Countries of Africa | 0 | - | 5.00 | 2,547,984 |
| Boundary Waters | 0 | - | 4.92 | 88,621 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,295 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,373 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,704 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,204 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,165 |
| Largest City by Island | 0 | - | 4.87 | 72,148 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,241 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,332 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,867 |
| Megacities on a World Map | 0 | - | 4.98 | 255,706 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,574 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,295 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,451 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,854 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,721 |
| Countries of the Middle East | 0 | - | 4.96 | 201,890 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,724 |
| Slavic Countries | 0 | - | 4.96 | 112,009 |
| African Island Countries | 0 | - | 4.96 | 102,001 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,006 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,807 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 51,567 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,360 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,911 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,040 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,767 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,636 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,074 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,141 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,767 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,494 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,603 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,998 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,710 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,483 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,490 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,631 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,049 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,830 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,975 |
| Most Populous Islands | 0 | - | 4.80 | 123,108 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,335 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,587 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,172 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,425 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,221 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,664 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,513 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,264 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,220 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,849 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,265 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,105 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,654,649 |
| Landlocked Countries | 0 | - | 4.99 | 422,902 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,205 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,679 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,362 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,278 |
| Monarchies of Europe | 0 | - | 4.90 | 98,454 |
| Monarchies of Asia | 0 | - | 4.97 | 71,299 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,562 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,088 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,709 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,674 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,813 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,441 |
| Countries that Start with D | 0 | - | 4.96 | 712,807 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,843 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,110 |
| Countries that Start with H | 0 | - | 4.96 | 606,975 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,223 |
| Countries that Start with J | 0 | - | 4.98 | 604,521 |
| Countries that Start with K | 0 | - | 4.97 | 818,110 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,541 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,593 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,927 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,772 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,946 |
| Countries that Start with U | 0 | - | 4.97 | 906,177 |
| Countries that Start with V | 0 | - | 4.98 | 610,539 |
| Countries that Start with F | 0 | - | 4.83 | 619,319 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,798 |
| The Only African Country ... | 0 | - | 4.99 | 129,360 |
| The Only American Country ... | 0 | - | 4.92 | 121,902 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,253 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,003 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,152 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,987 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,381 |
| European Countries with One Border | 0 | - | 4.97 | 183,276 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,045 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,484 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,758 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,115 |
| Population Trivia | 0 | - | 4.32 | 27,525 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,828 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,587 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,067 |
| Biggest City by Region | 0 | - | 4.50 | 36,303 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,221 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,141 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,796 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,024 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,233 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,244 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,390 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,408 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,880 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,483 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,164 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,941 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,974 |
| Himalayan Countries | 0 | - | 4.95 | 139,135 |
| Andean Countries | 0 | - | 4.93 | 84,852 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,072 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,194 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,659 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,968 |
| Danube Countries | 0 | - | 4.97 | 72,126 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,168 |
