| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,948 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,367 |
| Countries with Megacities | 0 | - | 4.99 | 265,658 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,149 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,712 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,423 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,790 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,736 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,584 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,091 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,552 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,383 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,701 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,930 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,368 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,655 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,157 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,088 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,687 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,789 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,971 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,367 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,506 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,647 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,060 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,478 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,666 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,374 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,047 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,402 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,716 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,556 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,390 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,591 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,834 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,619 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,245 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,603 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,921 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,709 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,732 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,386 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,648 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,038 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,019 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 146,921 |
| Biggest Cities in the World | 0 | - | 4.92 | 802,935 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,684 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,662 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,969 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,233 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,578 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,487 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,566 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,085 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 148,440 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,457 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,998 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,636 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,392 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,471 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 64,990 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,117 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,625 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,108 |
| Olympic Host Countries | 0 | - | 4.98 | 201,474 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,522 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,546 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,054 |
| The Only European Country ... | 0 | - | 4.91 | 218,081 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,251 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,032 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,808 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,570 |
| Biggest Cities in the United States | 0 | - | 4.94 | 983,547 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,288 |
| Countries of Africa | 0 | - | 5.00 | 2,550,757 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,952 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,339 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,304 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,303 |
| Largest City by Island | 0 | - | 4.87 | 72,216 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,284 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,415 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,939 |
| Megacities on a World Map | 0 | - | 4.98 | 255,980 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,515 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,623 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,392 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,617 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,116 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,173 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,850 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,018 |
| Countries of the Middle East | 0 | - | 4.96 | 202,115 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,840 |
| Slavic Countries | 0 | - | 4.96 | 112,106 |
| African Island Countries | 0 | - | 4.96 | 102,153 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,031 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,970 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,310 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,040 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,473 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,021 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,215 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,876 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,952 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,206 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,273 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,829 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,582 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,766 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,234 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,990 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,639 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,899 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,898 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,207 |
| Boundary Waters | 0 | - | 4.92 | 88,653 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,324 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,454 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,998 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,768 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,750 |
| Most Populous Islands | 0 | - | 4.80 | 123,155 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,346 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,599 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,305 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,742 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,637 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,300 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,570 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,925 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,330 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,484 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,225 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,278 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,795 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,448 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,325 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 23,959 |
| Monarchies of Europe | 0 | - | 4.90 | 98,545 |
| Monarchies of Asia | 0 | - | 4.97 | 71,347 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,600 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,138 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,886 |
| Countries that Start with A | 0 | - | 4.98 | 2,170,364 |
| Countries that Start with B | 0 | - | 4.95 | 2,301,458 |
| Countries that Start with C | 0 | - | 4.96 | 1,827,650 |
| Countries that Start with D | 0 | - | 4.96 | 713,688 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,856 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,143 |
| Countries that Start with H | 0 | - | 4.96 | 607,610 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,045 |
| Countries that Start with J | 0 | - | 4.98 | 605,097 |
| Countries that Start with K | 0 | - | 4.97 | 818,747 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,310 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,357 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,670 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,797 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,976 |
| Countries that Start with U | 0 | - | 4.97 | 906,663 |
| Countries that Start with V | 0 | - | 4.98 | 610,884 |
| Countries that Start with F | 0 | - | 4.83 | 619,775 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,632 |
| The Only African Country ... | 0 | - | 4.99 | 129,447 |
| The Only American Country ... | 0 | - | 4.92 | 121,978 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,292 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,149 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,252 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,131 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,514 |
| European Countries with One Border | 0 | - | 4.97 | 183,402 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,169 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,570 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,706,308 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,904 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,597 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,090 |
| Biggest City by Region | 0 | - | 4.50 | 36,321 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,245 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,203 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,862 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,190 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,357 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,266 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,406 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,438 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,011 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,503 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,210 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,179 |
| Landlocked Countries | 0 | - | 4.99 | 423,509 |
| UK Immigration by Country | 0 | - | 4.94 | 141,374 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,947 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,211 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,815 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,669 |
| Central American Countries | 0 | - | 4.98 | 157,016 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,093 |
