| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,850 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,272 |
| Countries with Megacities | 0 | - | 4.99 | 248,940 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,126 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,544 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,483 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,500 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,949 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,844 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,273 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,902 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,330 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,083 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,084 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,627 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,280 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,535 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,291 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,784 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,336 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,855 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,357 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,725 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,904 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,971 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,667 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,529 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,889 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,761 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,022 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,535 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,507 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,584 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,699 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,010 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,160 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,748 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,617 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,468 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,355 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,019 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,802 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,907 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,162 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,033 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,319 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,258 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,169 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,423 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,156 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,410 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,301 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,459 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,755 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,026 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,949 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,109 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,430 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,505 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,038 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,084 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,278 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,933 |
| Olympic Host Countries | 0 | - | 4.98 | 199,482 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,259 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,312 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,926 |
| The Only European Country ... | 0 | - | 4.91 | 215,142 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,083 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,321 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,466 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,733 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,163 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,382 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,906 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,843 |
| Countries of Africa | 0 | - | 5.00 | 2,521,436 |
| Boundary Waters | 0 | - | 4.92 | 88,232 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,968 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,652 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,506 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,434 |
| Largest City by Island | 0 | - | 4.87 | 71,410 |
| 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 | 252,342 |
| 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 | 74,372 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,621 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,751 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,437 |
| Countries of the Middle East | 0 | - | 4.96 | 199,858 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,740 |
| Slavic Countries | 0 | - | 4.96 | 111,257 |
| African Island Countries | 0 | - | 4.96 | 101,159 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,683 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,345 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,655 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,309 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,974 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,757 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,202 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,226 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,155 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,402 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,517 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,701 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,896 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,682 |
| 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 | 32,841 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,477 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,488 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,274 |
| Most Populous Islands | 0 | - | 4.80 | 122,204 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,240 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,454 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,844 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,451 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,420 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,150 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,735 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,592 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,389 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,574 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,809 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,164,348 |
| Landlocked Countries | 0 | - | 4.99 | 416,662 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,535 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,776 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,727 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,745 |
| Monarchies of Europe | 0 | - | 4.90 | 97,701 |
| Monarchies of Asia | 0 | - | 4.97 | 70,830 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,956 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,629 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,647 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,909 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,181 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,398 |
| Countries that Start with D | 0 | - | 4.96 | 704,998 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,687 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,205 |
| Countries that Start with H | 0 | - | 4.96 | 600,843 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,657 |
| Countries that Start with J | 0 | - | 4.98 | 598,850 |
| Countries that Start with K | 0 | - | 4.97 | 812,024 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,142 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,111 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,951 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,990 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,676 |
| Countries that Start with U | 0 | - | 4.97 | 901,911 |
| Countries that Start with V | 0 | - | 4.98 | 607,113 |
| Countries that Start with F | 0 | - | 4.83 | 614,571 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,954 |
| The Only African Country ... | 0 | - | 4.99 | 128,701 |
| 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 | 72,467 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,410 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,917 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,503 |
| European Countries with One Border | 0 | - | 4.97 | 182,118 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,984 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,722 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,369 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,344 |
| Population Trivia | 0 | - | 4.32 | 27,452 |
| 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 | 55,843 |
| Biggest City by Region | 0 | - | 4.50 | 36,069 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,002 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,699 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,282 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,237 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,139 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,105 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,287 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,076 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,394 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,322 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,911 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,608 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,940 |
| Himalayan Countries | 0 | - | 4.95 | 136,503 |
| Andean Countries | 0 | - | 4.95 | 83,492 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,754 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,006 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,424 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,029 |
| Danube Countries | 0 | - | 4.97 | 71,431 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,217 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,850 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,156 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,125 |
