| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,598 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,240 |
| Countries with Megacities | 0 | - | 4.99 | 265,376 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,068 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,653 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,308 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,727 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,058 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,426 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,047 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,450 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,319 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,668 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,870 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,329 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,587 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,604 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,959 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,018 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,762 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,895 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,299 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,454 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,584 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,038 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,416 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,611 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,360 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,006 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,388 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,696 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,515 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,328 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,525 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,912 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,360 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,600 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,683 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,506 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,126 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,533 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,664 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,645 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,000 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,929 |
| Biggest Cities in the World | 0 | - | 4.91 | 802,464 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,647 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,930 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,660 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,184 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,517 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,379 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,400 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,996 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 147,616 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,377 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,949 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,557 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,335 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,422 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,945 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,063 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,533 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,962 |
| Olympic Host Countries | 0 | - | 4.98 | 201,348 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,425 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,368 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,645 |
| The Only European Country ... | 0 | - | 4.91 | 217,883 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,119 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,908 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,794 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,934 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,324 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,349 |
| Biggest Cities in the United States | 0 | - | 4.94 | 982,696 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,133 |
| Countries of Africa | 0 | - | 5.00 | 2,549,112 |
| Boundary Waters | 0 | - | 4.92 | 88,635 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,309 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,403 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,728 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,242 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,211 |
| Largest City by Island | 0 | - | 4.87 | 72,173 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,259 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,360 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,894 |
| Megacities on a World Map | 0 | - | 4.98 | 255,788 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,584 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,334 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,510 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,885 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,826 |
| Countries of the Middle East | 0 | - | 4.96 | 201,956 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,758 |
| Slavic Countries | 0 | - | 4.96 | 112,035 |
| African Island Countries | 0 | - | 4.96 | 102,085 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,016 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,862 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 51,933 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,404 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,955 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,121 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,795 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,826 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,135 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,203 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,798 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,543 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,698 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,158 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,897 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,570 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,772 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,811 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,226 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,188 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,321 |
| Most Populous Islands | 0 | - | 4.80 | 123,125 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,339 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,590 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,185 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,444 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 22,304 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,243 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,698 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,561 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,275 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,343 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,870 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,289 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,148 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,672,782 |
| Landlocked Countries | 0 | - | 4.99 | 423,118 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,231 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,721 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,391 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,300 |
| Monarchies of Europe | 0 | - | 4.90 | 98,487 |
| Monarchies of Asia | 0 | - | 4.97 | 71,316 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,574 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,100 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,771 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,279 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,352 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,839 |
| Countries that Start with D | 0 | - | 4.96 | 713,110 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,217 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,467 |
| Countries that Start with H | 0 | - | 4.96 | 607,200 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,508 |
| Countries that Start with J | 0 | - | 4.98 | 604,728 |
| Countries that Start with K | 0 | - | 4.97 | 818,323 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,806 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,848 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,194 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,128 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,215 |
| Countries that Start with U | 0 | - | 4.97 | 906,348 |
| Countries that Start with V | 0 | - | 4.98 | 610,658 |
| Countries that Start with F | 0 | - | 4.83 | 619,481 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,088 |
| The Only African Country ... | 0 | - | 4.99 | 129,397 |
| The Only American Country ... | 0 | - | 4.92 | 121,930 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,271 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,100 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,191 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,053 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,446 |
| European Countries with One Border | 0 | - | 4.97 | 183,314 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,089 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,521 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,773 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,142 |
| Population Trivia | 0 | - | 4.32 | 27,528 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,854 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,591 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,077 |
| Biggest City by Region | 0 | - | 4.50 | 36,308 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,228 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,166 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,818 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,071 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,272 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,255 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,394 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,412 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,920 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,490 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,170 |
| World Capitals Quiz | 0 | - | 5.00 | 5,090,316 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,056 |
| Himalayan Countries | 0 | - | 4.94 | 139,228 |
| Andean Countries | 0 | - | 4.93 | 84,892 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,112 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,254 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,692 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,004 |
| Danube Countries | 0 | - | 4.97 | 72,144 |