| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,680 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,255 |
| Countries with Megacities | 0 | - | 4.99 | 262,422 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,089 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,117 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,394 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,167 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,506 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,040 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,638 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,605 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,793 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,340 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,463 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,012 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,822 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,045 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,524 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,505 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,548 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,339 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,812 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,077 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,241 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,862 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,870 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,184 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,142 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,646 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,216 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,496 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,169 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,875 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,026 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,788 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,182 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,363 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,705 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,710 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,185 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,746 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,389 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,152 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,662 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,177 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,798 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,473 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,606 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,376 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,827 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,763 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,318 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,694 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,162 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,436 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,664 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,390 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,725 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 57,308 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,939 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,069 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,530 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,126 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,810 |
| Olympic Host Countries | 0 | - | 4.98 | 200,584 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,743 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,083 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,758 |
| The Only European Country ... | 0 | - | 4.91 | 216,355 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,041 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,974 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,828 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,240 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,014 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,175 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,869 |
| Countries of Africa | 0 | - | 5.00 | 2,533,895 |
| Boundary Waters | 0 | - | 4.92 | 88,427 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,125 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,008 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,411 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,376 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,247 |
| Largest City by Island | 0 | - | 4.87 | 71,788 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,881 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,825 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,368 |
| Megacities on a World Map | 0 | - | 4.98 | 254,127 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,294 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,842 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,460 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,230 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,464 |
| Countries of the Middle East | 0 | - | 4.96 | 200,987 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,171 |
| Slavic Countries | 0 | - | 4.96 | 111,581 |
| African Island Countries | 0 | - | 4.96 | 101,539 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,844 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,004 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,848 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,779 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,410 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,371 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,025 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,850 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,572 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,646 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,569 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,163 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,111 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,509 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,147 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,080 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,922 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,198 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,645 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,414 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,059 |
| Most Populous Islands | 0 | - | 4.80 | 122,869 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,290 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,521 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,024 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,956 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,847 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,047 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,818 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,965 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,221 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,267 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,896 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,467 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,396,107 |
| Landlocked Countries | 0 | - | 4.99 | 419,715 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,827 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,195 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,042 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,022 |
| Monarchies of Europe | 0 | - | 4.90 | 98,055 |
| Monarchies of Asia | 0 | - | 4.97 | 71,040 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,335 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,829 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,635 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,875 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,646 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,653 |
| Countries that Start with D | 0 | - | 4.96 | 708,648 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,054 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,009 |
| Countries that Start with H | 0 | - | 4.96 | 603,965 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,158 |
| Countries that Start with J | 0 | - | 4.98 | 601,715 |
| Countries that Start with K | 0 | - | 4.97 | 815,046 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,840 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,818 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,256 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,567 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,119 |
| Countries that Start with U | 0 | - | 4.97 | 903,942 |
| Countries that Start with V | 0 | - | 4.98 | 608,918 |
| Countries that Start with F | 0 | - | 4.83 | 616,980 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,632 |
| The Only African Country ... | 0 | - | 4.99 | 129,042 |
| The Only American Country ... | 0 | - | 4.92 | 121,519 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,104 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,732 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,761 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,404 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,898 |
| European Countries with One Border | 0 | - | 4.97 | 182,666 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,470 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,111 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,545 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,732 |
| Population Trivia | 0 | - | 4.32 | 27,484 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,493 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,068 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,951 |
| Biggest City by Region | 0 | - | 4.50 | 36,174 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,105 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,867 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,488 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,138 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,656 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,173 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,341 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,218 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,166 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,395 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,067 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,683 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,316 |
| Himalayan Countries | 0 | - | 4.95 | 137,756 |
| Andean Countries | 0 | - | 4.95 | 84,097 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,339 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,870 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,967 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,446 |
| Danube Countries | 0 | - | 4.97 | 71,739 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,665 |