| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,063 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,989 |
| Countries with Megacities | 0 | - | 4.99 | 248,377 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,398 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,271 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,334 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,382 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,485 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,191 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,650 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,196 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,675 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,995 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,551 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,137 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,398 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,905 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,633 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,277 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,706 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,238 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,647 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,815 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,537 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,819 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,560 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,462 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,824 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,715 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,965 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,439 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,400 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,445 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,670 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,967 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,088 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,504 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,416 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,286 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,232 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,961 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,673 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,818 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,994 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,946 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,252 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,986 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,109 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,343 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,030 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,203 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,895 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,278 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,288 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,886 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,819 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,944 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,335 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,408 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,942 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,977 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,089 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,634 |
| Olympic Host Countries | 0 | - | 4.98 | 199,304 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,130 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,091 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,196 |
| The Only European Country ... | 0 | - | 4.91 | 214,746 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,775 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,069 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,407 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,711 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,141 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,899 |
| Biggest Cities in the United States | 0 | - | 4.93 | 970,266 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,512 |
| Countries of Africa | 0 | - | 5.00 | 2,516,676 |
| Boundary Waters | 0 | - | 4.92 | 88,152 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,909 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,537 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,028 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,200 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,664 |
| Largest City by Island | 0 | - | 4.87 | 71,302 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,536 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,839 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,799 |
| Megacities on a World Map | 0 | - | 4.98 | 251,935 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,970 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,231 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,342 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,539 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,044 |
| Countries of the Middle East | 0 | - | 4.96 | 199,563 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,585 |
| Slavic Countries | 0 | - | 4.96 | 111,116 |
| African Island Countries | 0 | - | 4.96 | 101,046 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,620 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,089 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,454 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,116 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,813 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,536 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,067 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,027 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,001 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,077 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,326 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,419 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,581 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,805 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,559 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,640 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,496 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,730 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,797 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,275 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,612 |
| Most Populous Islands | 0 | - | 4.79 | 122,133 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,228 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,441 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,807 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,335 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,306 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,953 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,673 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,054 |
| Megacities on an Empty Map | 0 | - | 4.97 | 116,080 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,501 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,641 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,081,225 |
| Landlocked Countries | 0 | - | 4.99 | 415,633 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,413 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,657 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,612 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,658 |
| Monarchies of Europe | 0 | - | 4.90 | 97,570 |
| Monarchies of Asia | 0 | - | 4.97 | 70,753 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,920 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,560 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,396 |
| Countries that Start with A | 0 | - | 4.98 | 2,151,613 |
| Countries that Start with B | 0 | - | 4.95 | 2,284,099 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,710 |
| Countries that Start with D | 0 | - | 4.96 | 703,886 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,286 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,790 |
| Countries that Start with H | 0 | - | 4.96 | 599,866 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,569 |
| Countries that Start with J | 0 | - | 4.98 | 597,908 |
| Countries that Start with K | 0 | - | 4.97 | 811,154 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,102 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,011 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,665 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,518 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,842 |
| Countries that Start with U | 0 | - | 4.97 | 901,249 |
| Countries that Start with V | 0 | - | 4.98 | 606,260 |
| Countries that Start with F | 0 | - | 4.83 | 613,791 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,762 |
| The Only African Country ... | 0 | - | 4.98 | 128,602 |
| The Only American Country ... | 0 | - | 4.92 | 121,065 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,879 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,389 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,243 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,746 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,361 |
| European Countries with One Border | 0 | - | 4.97 | 181,963 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,849 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,614 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,306 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,229 |
| Population Trivia | 0 | - | 4.32 | 27,441 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,122 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,963 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,805 |
| Biggest City by Region | 0 | - | 4.50 | 36,044 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,975 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 68,652 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,231 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,014 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,989 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,080 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,265 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,027 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,216 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,300 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,881 |
| World Capitals Quiz | 0 | - | 5.00 | 5,044,460 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,417 |
| Himalayan Countries | 0 | - | 4.95 | 136,072 |
| Andean Countries | 0 | - | 4.95 | 83,223 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,539 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,703 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,228 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,870 |
| Danube Countries | 0 | - | 4.97 | 71,286 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,041 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,740 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,923 |