| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,441 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,449 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,752 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,957 |
| Countries with Megacities | 0 | - | 4.99 | 264,683 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,789 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,499 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,054 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,576 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,540 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,048 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,069 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,910 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,304 |
| Boundary Waters | 0 | - | 4.92 | 88,585 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,265 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,289 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,759 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,630 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,600 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,082 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,959 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,239 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,181 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,583 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,756 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,237 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,299 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,042 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,929 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,764 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 135,916 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,154 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,777 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,289 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,184 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,293 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,843 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,920 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,147 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,799 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,271 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,811 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,494 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,886 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,710 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,752 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,168 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,345 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,506 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,991 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,075 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,001 |
| Largest City by Island | 0 | - | 4.87 | 72,078 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,171 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,218 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,788 |
| Megacities on a World Map | 0 | - | 4.98 | 255,381 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,521 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,198 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,249 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,988 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,724 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,250 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,519 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,308 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,929 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,344 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,647 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,421 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,212 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,374 |
| Most Populous Islands | 0 | - | 4.80 | 123,056 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,327 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,572 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,878 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,322 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,494 |
| Landlocked Countries | 0 | - | 4.99 | 422,184 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 577,493 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,531 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,600,464 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,719 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,040 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,361 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,255 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,677 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,361 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,586 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,542 |
| Population Trivia | 0 | - | 4.32 | 27,523 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,169 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,566 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,376 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,225 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,727 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,193 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,922 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,595 |
| Himalayan Countries | 0 | - | 4.95 | 138,842 |
| Andean Countries | 0 | - | 4.93 | 84,673 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,871 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,914 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,503 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,847 |
| Danube Countries | 0 | - | 4.97 | 72,041 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,055 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,357 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,845 |
| European Landlocked Countries | 0 | - | 4.99 | 147,168 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,684 |
| Countries with the Most Species | 0 | - | 4.99 | 103,266 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,805 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,605 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,729 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,558 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,249 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,687 |
| Countries in the Alps | 0 | - | 4.87 | 118,237 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,252 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,071 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,676 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,621 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,544 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,965 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,698 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,515 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,195 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,874 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,668 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,541 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,243 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,497 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,547 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,963 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,332 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,063 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,124 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,053 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,188 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,253 |
| Largest Countries By Category | 0 | - | 4.97 | 158,253 |
| Countries by Countries | 0 | - | 4.96 | 63,260 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,714 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,297 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,571 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,678 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,049 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,692 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,731 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,864 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,527 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,503 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,048 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,304 |
| Longest International Borders | 0 | - | 4.99 | 265,228 |
| Countries with Three Borders | 0 | - | 4.96 | 36,624 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,137 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,239 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,079 |
| Demonym of Every Country | 0 | - | 4.91 | 60,756 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,597 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,823 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,479 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,279 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,338 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,847 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,507 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,854 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,757 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,568 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,053 |
| Biggest City by Region | 0 | - | 4.50 | 36,287 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,198 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,228 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,382 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,362 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,458 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,597 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,008 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,635 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,842 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,112 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,723 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,023 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,574 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,472 |
| Island Countries | 0 | - | 4.99 | 711,128 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,155 |
| Northernmost Countries | 0 | - | 4.99 | 362,059 |
| Countries of South America | 0 | - | 5.00 | 927,662 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,382 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,018 |
| "Land" Countries | 0 | - | 4.98 | 337,403 |
| Top World Languages | 0 | - | 4.92 | 824,587 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,467 |
| Globe Grid | 0 | - | 4.32 | 32,013 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,948 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,573 |
