| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,482 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,500 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,049 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,051 |
| Countries with Megacities | 0 | - | 4.99 | 264,930 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,870 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,561 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,140 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,636 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,046 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,184 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,647 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,916 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,313 |
| Boundary Waters | 0 | - | 4.92 | 88,602 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,273 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,327 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,809 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,663 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,625 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,113 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,995 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,325 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,237 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,609 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,792 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,266 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,400 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,215 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,132 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,867 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 144,810 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,268 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,864 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,441 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,241 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,353 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,883 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,979 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,291 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,015 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,762 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,929 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,648 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,924 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,725 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,790 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,213 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,376 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,538 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,014 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,132 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,078 |
| Largest City by Island | 0 | - | 4.87 | 72,109 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,210 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,267 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,831 |
| Megacities on a World Map | 0 | - | 4.98 | 255,521 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,542 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,247 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,343 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,014 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,782 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,300 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,553 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,327 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,954 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,358 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,664 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,444 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,256 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,419 |
| Most Populous Islands | 0 | - | 4.80 | 123,087 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,329 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,580 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,886 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,334 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,751 |
| Landlocked Countries | 0 | - | 4.99 | 422,523 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 578,644 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,553 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,625,728 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,731 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,070 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,436 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,311 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,751 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,403 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,606 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,572 |
| Population Trivia | 0 | - | 4.32 | 27,524 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,196 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,612 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,449 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,243 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,793 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,231 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,949 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,788 |
| Himalayan Countries | 0 | - | 4.95 | 138,970 |
| Andean Countries | 0 | - | 4.93 | 84,766 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,988 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,053 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,584 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,910 |
| Danube Countries | 0 | - | 4.97 | 72,092 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,110 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,484 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,433 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,913 |
| European Landlocked Countries | 0 | - | 4.99 | 147,218 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,752 |
| Countries with the Most Species | 0 | - | 4.99 | 103,298 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,868 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,627 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,747 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,591 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,304 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,729 |
| Countries in the Alps | 0 | - | 4.87 | 118,294 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,449 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,153 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,714 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,660 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,578 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,994 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,739 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,560 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,220 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,914 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,687 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,566 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,279 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,532 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,593 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,031 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,361 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,404 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,181 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,223 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,291 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,275 |
| Largest Countries By Category | 0 | - | 4.97 | 158,321 |
| Countries by Countries | 0 | - | 4.96 | 63,308 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,762 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,306 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,579 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,774 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,079 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,740 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,753 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,873 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,551 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,514 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,137 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,332 |
| Longest International Borders | 0 | - | 4.99 | 265,295 |
| Countries with Three Borders | 0 | - | 4.96 | 36,634 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,149 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,259 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,089 |
| Demonym of Every Country | 0 | - | 4.91 | 60,836 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,616 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,006 |
| World Capitals Quiz | 0 | - | 5.00 | 5,086,634 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,782,680 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,341 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,864 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,528 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,875 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,785 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,580 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,058 |
| Biggest City by Region | 0 | - | 4.50 | 36,296 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,211 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,237 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,387 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,375 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,472 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,620 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,034 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,663 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,937 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,167 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,798 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,951 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,664 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,676 |
| Island Countries | 0 | - | 4.99 | 711,232 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,545 |
| Northernmost Countries | 0 | - | 4.99 | 362,226 |
| Countries of South America | 0 | - | 5.00 | 928,114 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,902 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,947 |
| "Land" Countries | 0 | - | 4.98 | 337,492 |
| Top World Languages | 0 | - | 4.92 | 825,097 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,564 |
| Globe Grid | 0 | - | 4.32 | 32,014 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,972 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,623 |
