| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,716 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,734 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,292 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,453 |
| Countries with Megacities | 0 | - | 4.99 | 265,893 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,249 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,756 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,504 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,854 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,328 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,743 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,471 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,965 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,347 |
| Boundary Waters | 0 | - | 4.92 | 88,674 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,332 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,488 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,063 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,794 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,800 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,270 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,123 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,618 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,441 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,735 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,986 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,406 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,677 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,576 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,737 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,174 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 148,932 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,526 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,059 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,706 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,446 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,520 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,041 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,168 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,803 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,757 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,318 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,454 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,300 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,131 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,817 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,037 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,425 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,550 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,689 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,089 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,359 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,383 |
| Largest City by Island | 0 | - | 4.87 | 72,257 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,314 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,478 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,977 |
| Megacities on a World Map | 0 | - | 4.98 | 256,156 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,649 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,454 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,731 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,156 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,394 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,544 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,709 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,398 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,075 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,424 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,737 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,588 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,430 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,656 |
| Most Populous Islands | 0 | - | 4.80 | 123,184 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,351 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,607 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,932 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,405 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,755 |
| Landlocked Countries | 0 | - | 4.99 | 423,864 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 583,567 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,680 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,736,660 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,822 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,224 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,939 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,693 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,328 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,659 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,729 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,792 |
| Population Trivia | 0 | - | 4.32 | 27,536 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,370 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,812 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,860 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,327 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,997 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,380 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,081 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,369 |
| Himalayan Countries | 0 | - | 4.94 | 139,546 |
| Andean Countries | 0 | - | 4.94 | 85,070 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,252 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,467 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,813 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,125 |
| Danube Countries | 0 | - | 4.97 | 72,215 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,313 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,630 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,717 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,225 |
| European Landlocked Countries | 0 | - | 4.99 | 147,387 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,987 |
| Countries with the Most Species | 0 | - | 4.99 | 103,425 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,116 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,682 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,794 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,704 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,440 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,854 |
| Countries in the Alps | 0 | - | 4.87 | 118,499 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,091 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,463 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,814 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,816 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,750 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,098 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,925 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,675 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,302 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,020 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,764 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,632 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,392 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,640 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,726 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,385 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,476 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,264 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,367 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,938 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,671 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,384 |
| Largest Countries By Category | 0 | - | 4.97 | 158,553 |
| Countries by Countries | 0 | - | 4.96 | 63,444 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,018 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,350 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,624 |
| All Countries by Population With a Map | 0 | - | 4.99 | 110,296 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,212 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,909 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,268 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,930 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,662 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,574 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,573 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,445 |
| Longest International Borders | 0 | - | 4.99 | 265,531 |
| Countries with Three Borders | 0 | - | 4.96 | 36,692 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,253 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,374 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,123 |
| Demonym of Every Country | 0 | - | 4.90 | 61,167 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,674 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,776 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,135 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,792,438 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,355 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,939 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,591 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,003 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,948 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,609 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,100 |
| Biggest City by Region | 0 | - | 4.50 | 36,334 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,256 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,273 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,414 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,467 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,518 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,700 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,228 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,886 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,291 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,432 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,111 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,418 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,122 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,597 |
| Island Countries | 0 | - | 4.99 | 711,788 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,515 |
| Northernmost Countries | 0 | - | 4.99 | 363,101 |
| Countries of South America | 0 | - | 5.00 | 930,013 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,344 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,525 |
| "Land" Countries | 0 | - | 4.98 | 337,896 |
| Top World Languages | 0 | - | 4.92 | 827,287 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,647 |
| Globe Grid | 0 | - | 4.32 | 32,028 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,070 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,784 |
