| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,894 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,730 |
| Countries with Megacities | 0 | - | 4.99 | 266,264 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,457 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,869 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,751 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,984 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,971 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,949 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,183 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,719 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,498 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,786 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,061 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,462 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,782 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,455 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,202 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,813 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,841 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,126 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,492 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,618 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,748 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,121 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,610 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,752 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,432 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,107 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,443 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,781 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,637 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,484 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,734 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,062 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,787 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,442 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,718 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,943 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,754 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,854 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,420 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,715 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,125 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,157 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 147,258 |
| Biggest Cities in the World | 0 | - | 4.92 | 804,026 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,728 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,694 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,028 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,312 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,760 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,701 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,931 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,256 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,232 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,597 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,117 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,773 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,502 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,569 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,092 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,230 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,973 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,351 |
| Olympic Host Countries | 0 | - | 4.98 | 201,648 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,654 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,789 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,641 |
| The Only European Country ... | 0 | - | 4.91 | 218,454 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,516 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,206 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,848 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,964 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,940 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,582 |
| Countries of Africa | 0 | - | 5.00 | 2,553,786 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,979 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,357 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,411 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,454 |
| Largest City by Island | 0 | - | 4.87 | 72,315 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,335 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,533 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,023 |
| Megacities on a World Map | 0 | - | 4.98 | 256,380 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,123 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,677 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,502 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,876 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,181 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,470 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,983 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,315 |
| Countries of the Middle East | 0 | - | 4.96 | 202,323 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,970 |
| Slavic Countries | 0 | - | 4.96 | 112,209 |
| African Island Countries | 0 | - | 4.96 | 102,278 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,101 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,120 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,668 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,231 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,608 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,144 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,371 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,987 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,115 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,318 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,391 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,877 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,660 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,862 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,328 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,104 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,740 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,018 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,991 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,252 |
| Boundary Waters | 0 | - | 4.92 | 88,704 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,357 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,535 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,137 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,835 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,832 |
| Most Populous Islands | 0 | - | 4.80 | 123,220 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,359 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,612 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,441 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,849 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,941 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,354 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,999 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,035 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,413 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,555 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,420 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,345 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,924 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,528 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,399 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,737 |
| Monarchies of Europe | 0 | - | 4.90 | 98,682 |
| Monarchies of Asia | 0 | - | 4.97 | 71,410 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,639 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,205 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,101 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,429 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,434 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,097 |
| Countries that Start with D | 0 | - | 4.96 | 714,722 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,104 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,441 |
| Countries that Start with H | 0 | - | 4.96 | 608,372 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,030 |
| Countries that Start with J | 0 | - | 4.98 | 605,830 |
| Countries that Start with K | 0 | - | 4.97 | 819,527 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,279 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,300 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,572 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,110 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,706 |
| Countries that Start with U | 0 | - | 4.97 | 907,562 |
| Countries that Start with V | 0 | - | 4.98 | 611,337 |
| Countries that Start with F | 0 | - | 4.83 | 620,366 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,641 |
| The Only African Country ... | 0 | - | 4.99 | 129,533 |
| The Only American Country ... | 0 | - | 4.92 | 122,076 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,323 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,209 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,354 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,262 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,632 |
| European Countries with One Border | 0 | - | 4.97 | 183,536 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,288 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,658 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,768,156 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,979 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,620 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,113 |
| Biggest City by Region | 0 | - | 4.50 | 36,352 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,283 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 32,276 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,249 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,913 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,399 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,500 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,281 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,419 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,491 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,211 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,529 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,533 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,208 |
| Landlocked Countries | 0 | - | 4.99 | 424,300 |
| UK Immigration by Country | 0 | - | 4.94 | 141,503 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,988 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,268 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,884 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,716 |
| Central American Countries | 0 | - | 4.98 | 157,144 |
