| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,846 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,271 |
| Countries with Megacities | 0 | - | 4.99 | 248,934 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,124 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,543 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,483 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,499 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,926 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,838 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,272 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,899 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,327 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,082 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,084 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,626 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,280 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,286 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,784 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,532 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,335 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,853 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,353 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,724 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,901 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,968 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,665 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,529 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,888 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,759 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,022 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,534 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,504 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,584 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,745 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,615 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,466 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,354 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,699 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,018 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,801 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,009 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,159 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,907 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,158 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,016 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,169 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,319 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,256 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,423 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,153 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,405 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,296 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,456 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,743 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,022 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,948 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,104 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,428 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,504 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,038 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,082 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,274 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,932 |
| Olympic Host Countries | 0 | - | 4.98 | 199,479 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,257 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,310 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,914 |
| The Only European Country ... | 0 | - | 4.91 | 215,139 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,082 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,321 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,466 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,378 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,881 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,839 |
| Countries of Africa | 0 | - | 5.00 | 2,521,394 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,733 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,163 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,502 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,427 |
| Largest City by Island | 0 | - | 4.87 | 71,407 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,592 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,963 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,962 |
| Megacities on a World Map | 0 | - | 4.98 | 252,337 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,474 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,031 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,371 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,618 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,747 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,481 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,429 |
| Countries of the Middle East | 0 | - | 4.96 | 199,852 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,738 |
| Slavic Countries | 0 | - | 4.96 | 111,254 |
| African Island Countries | 0 | - | 4.96 | 101,156 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,683 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,341 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,652 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,261 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,307 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,972 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,752 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,199 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,222 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,153 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,232 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,401 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,516 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,699 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,894 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,681 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,729 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,584 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,837 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,844 |
| Boundary Waters | 0 | - | 4.92 | 88,231 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,967 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,651 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,118 |
| Most Populous Islands | 0 | - | 4.79 | 122,202 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,240 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,454 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,451 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,419 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,147 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,733 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,588 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,386 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,572 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,807 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,535 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,773 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,724 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,745 |
| Monarchies of Europe | 0 | - | 4.90 | 97,700 |
| Monarchies of Asia | 0 | - | 4.97 | 70,829 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,956 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,627 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,640 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,880 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,159 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,377 |
| Countries that Start with D | 0 | - | 4.96 | 704,982 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,670 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,193 |
| Countries that Start with H | 0 | - | 4.96 | 600,832 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,647 |
| Countries that Start with J | 0 | - | 4.98 | 598,838 |
| Countries that Start with K | 0 | - | 4.97 | 812,017 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,126 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,099 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,938 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,970 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,664 |
| Countries that Start with U | 0 | - | 4.97 | 901,900 |
| Countries that Start with V | 0 | - | 4.98 | 607,102 |
| Countries that Start with F | 0 | - | 4.83 | 614,558 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,937 |
| The Only African Country ... | 0 | - | 4.99 | 128,699 |
| The Only American Country ... | 0 | - | 4.92 | 121,168 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,930 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,465 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,402 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,917 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,499 |
| European Countries with One Border | 0 | - | 4.97 | 182,117 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,981 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,718 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,163,324 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,209 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,991 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,842 |
| Biggest City by Region | 0 | - | 4.50 | 36,069 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,001 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,697 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,280 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,235 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,136 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,105 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,286 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,076 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,392 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,321 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,910 |
| Landlocked Countries | 0 | - | 4.99 | 416,648 |
| UK Immigration by Country | 0 | - | 4.94 | 140,334 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,656 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,564 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,895 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,068 |
| Central American Countries | 0 | - | 4.98 | 155,517 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,053 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,428 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,143 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,701 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,174 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,148 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,267 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,354 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,074 |
