| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,616 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,837 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,644 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,891 |
| Countries with Megacities | 0 | - | 4.99 | 256,855 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,757 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,916 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,057 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,920 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,752 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,592 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,326 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,789 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,205 |
| Boundary Waters | 0 | - | 4.92 | 88,362 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,061 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,881 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,124 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,305 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,241 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,683 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,508 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,329 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,642 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,243 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,328 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,888 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,423 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,833 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,007 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,825 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,662 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,320 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,164 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,398 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,633 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,737 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,193 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,326 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,773 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,331 |
| Biggest Cities in the United States | 0 | - | 4.93 | 975,141 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,452 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,041 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,335 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,486 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,174 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,670 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,944 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,129 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,809 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,985 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,929 |
| Largest City by Island | 0 | - | 4.87 | 71,631 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,755 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,615 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,201 |
| Megacities on a World Map | 0 | - | 4.98 | 253,200 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,183 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,644 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,131 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,624 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,032 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,696 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,069 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,047 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,341 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,144 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,421 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,050 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,748 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,867 |
| Most Populous Islands | 0 | - | 4.80 | 122,760 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,273 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,495 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,757 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,110 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,827 |
| Landlocked Countries | 0 | - | 4.99 | 418,479 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,080 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,289 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,308,449 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,481 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,589 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,368 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,456 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,977 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,593 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,323 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,007 |
| Population Trivia | 0 | - | 4.32 | 27,471 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,641 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,683 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,580 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,866 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,043 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,767 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,555 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,743 |
| Himalayan Countries | 0 | - | 4.94 | 137,209 |
| Andean Countries | 0 | - | 4.95 | 83,818 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,069 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,473 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,750 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,283 |
| Danube Countries | 0 | - | 4.97 | 71,604 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,480 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,006 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,564 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,627 |
| European Landlocked Countries | 0 | - | 4.99 | 146,717 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,058 |
| Countries with the Most Species | 0 | - | 4.99 | 102,860 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,195 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,411 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,570 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,273 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,947 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,325 |
| Countries in the Alps | 0 | - | 4.87 | 117,616 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,090 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,288 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,380 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,934 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,042 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,412 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,225 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,142 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,940 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,516 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,449 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,314 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,889 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,159 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,177 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,098 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,032 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,546 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,465 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,195 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,123 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,963 |
| Largest Countries By Category | 0 | - | 4.97 | 157,566 |
| Countries by Countries | 0 | - | 4.96 | 62,796 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,144 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,148 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,392 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,614 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,282 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,335 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,717 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,194 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,382 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,987 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,047 |
| Longest International Borders | 0 | - | 4.99 | 264,597 |
| Countries with Three Borders | 0 | - | 4.96 | 36,435 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,892 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,987 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,997 |
| Demonym of Every Country | 0 | - | 4.91 | 59,116 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,404 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,614 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,620 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,754,460 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,279 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,650 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,330 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,481 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,378 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,041 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,910 |
| Biggest City by Region | 0 | - | 4.50 | 36,115 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,046 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,144 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,317 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,153 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,355 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,302 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,779 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,375 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,807 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,462 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,874 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,182 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,493 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,901 |
| Island Countries | 0 | - | 4.99 | 709,590 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,650 |
| Northernmost Countries | 0 | - | 4.99 | 360,298 |
| Countries of South America | 0 | - | 5.00 | 922,425 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,372 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,276 |
| "Land" Countries | 0 | - | 4.98 | 335,704 |
| Top World Languages | 0 | - | 4.92 | 819,821 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,328 |
| Globe Grid | 0 | - | 4.32 | 31,979 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,674 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,120 |
