| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,865 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,987 |
| Countries with Megacities | 0 | - | 4.99 | 259,081 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,860 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,973 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,144 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,974 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,112 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,689 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,548 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,396 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,670 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,258 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,364 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,921 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,656 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,883 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,146 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,381 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,495 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,206 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,698 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,967 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,152 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,821 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,727 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,095 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,074 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,427 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,153 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,434 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,074 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,777 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,901 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,767 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,129 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,307 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,424 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,510 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,018 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,625 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,344 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,037 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,582 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,925 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,599 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,416 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,508 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,317 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,721 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,462 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,900 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,110 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,878 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,793 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,360 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,204 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,451 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,666 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,769 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 58,390 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,363 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,839 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,543 |
| Olympic Host Countries | 0 | - | 4.98 | 200,356 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,617 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,838 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,982 |
| The Only European Country ... | 0 | - | 4.91 | 215,998 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,746 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,777 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,582 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,800 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,213 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,475 |
| Biggest Cities in the United States | 0 | - | 4.94 | 975,472 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,529 |
| Countries of Africa | 0 | - | 5.00 | 2,530,209 |
| Boundary Waters | 0 | - | 4.92 | 88,372 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,078 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,900 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,329 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,022 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,987 |
| Largest City by Island | 0 | - | 4.87 | 71,665 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,781 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,663 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,238 |
| Megacities on a World Map | 0 | - | 4.98 | 253,345 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,206 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,699 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,208 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,069 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,174 |
| Countries of the Middle East | 0 | - | 4.96 | 200,746 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,004 |
| Slavic Countries | 0 | - | 4.96 | 111,495 |
| African Island Countries | 0 | - | 4.96 | 101,433 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,790 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,806 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,432 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,658 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,280 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,176 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,864 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,648 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,430 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,534 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,510 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,085 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,978 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,387 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,006 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,972 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,817 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,078 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,994 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,304 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,593 |
| Most Populous Islands | 0 | - | 4.80 | 122,784 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,274 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,503 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,975 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,334 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,668 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,893 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,633 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,889 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,747 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,101 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,803 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,285 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,326,493 |
| Landlocked Countries | 0 | - | 4.99 | 418,822 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,731 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,052 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,936 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,932 |
| Monarchies of Europe | 0 | - | 4.90 | 97,959 |
| Monarchies of Asia | 0 | - | 4.97 | 70,984 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,259 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,304 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,810 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,832 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,147 |
| Countries that Start with D | 0 | - | 4.96 | 707,585 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,801 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,448 |
| Countries that Start with H | 0 | - | 4.96 | 603,038 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,130 |
| Countries that Start with J | 0 | - | 4.98 | 600,898 |
| Countries that Start with K | 0 | - | 4.97 | 814,024 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,857 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,796 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,311 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,350 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,457 |
| Countries that Start with U | 0 | - | 4.97 | 903,348 |
| Countries that Start with V | 0 | - | 4.98 | 608,392 |
| Countries that Start with F | 0 | - | 4.83 | 616,271 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,579 |
| The Only African Country ... | 0 | - | 4.98 | 128,935 |
| The Only American Country ... | 0 | - | 4.92 | 121,405 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,060 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,641 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,669 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,254 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,781 |
| European Countries with One Border | 0 | - | 4.97 | 182,515 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,321 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,998 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,493 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,609 |
| Population Trivia | 0 | - | 4.32 | 27,472 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,393 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,045 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,919 |
| Biggest City by Region | 0 | - | 4.50 | 36,120 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,051 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,789 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,394 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,886 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,506 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,150 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,323 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,163 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,962 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,362 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,042 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,117 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,951 |
| Himalayan Countries | 0 | - | 4.94 | 137,380 |
| Andean Countries | 0 | - | 4.95 | 83,911 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,206 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,622 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,818 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,338 |
| Danube Countries | 0 | - | 4.97 | 71,644 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,530 |
