| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,507 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,874 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,302 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,937 |
| Countries with Megacities | 0 | - | 4.99 | 246,374 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,862 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,769 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,316 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,714 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,034 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,375 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,671 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,638 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,074 |
| Boundary Waters | 0 | - | 4.92 | 88,016 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,793 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,211 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,186 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,789 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,052 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,754 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,765 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,789 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,425 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,527 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,184 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,558 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,533 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,671 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,758 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,790 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,398 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,448 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,485 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,985 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,096 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,679 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,610 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,419 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,393 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,644 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,586 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,826 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,104 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,100 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,212 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,811 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,328 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,506 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,244 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,286 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,751 |
| Largest City by Island | 0 | - | 4.87 | 70,984 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,326 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,453 |
| Biggest European Cities by Century | 0 | - | 4.98 | 140,853 |
| Megacities on a World Map | 0 | - | 4.98 | 250,674 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,740 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,792 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,563 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,065 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,357 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,207 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,200 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,551 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,513 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,741 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,142 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,039 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,008 |
| Most Populous Islands | 0 | - | 4.78 | 121,930 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,194 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,398 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,594 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,820 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,835 |
| Landlocked Countries | 0 | - | 4.99 | 413,122 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,452 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,883 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,874,832 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,125 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,940 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,788 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,875 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,738 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,930 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,782 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,307 |
| Population Trivia | 0 | - | 4.32 | 27,416 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,091 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,898 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,170 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,527 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,405 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,246 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,523 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,363 |
| Himalayan Countries | 0 | - | 4.95 | 135,150 |
| Andean Countries | 0 | - | 4.94 | 82,721 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,143 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,067 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,813 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,509 |
| Danube Countries | 0 | - | 4.97 | 71,026 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,689 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,483 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,348 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,270 |
| European Landlocked Countries | 0 | - | 4.99 | 145,694 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,103 |
| Countries with the Most Species | 0 | - | 4.99 | 95,213 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,252 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,187 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,345 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,924 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,537 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,893 |
| Countries in the Alps | 0 | - | 4.87 | 116,737 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,505 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,147 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,967 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,360 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,092 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,953 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,504 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,708 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,801 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,004 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,178 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,010 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,395 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,701 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,698 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,945 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,589 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,216 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,719 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,979 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,465 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,561 |
| Largest Countries By Category | 0 | - | 4.97 | 156,666 |
| Countries by Countries | 0 | - | 4.96 | 62,202 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,287 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,943 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,310 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,494 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,038 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,698 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,656 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,469 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,503 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,222 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,235 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,574 |
| Longest International Borders | 0 | - | 4.99 | 263,425 |
| Countries with Three Borders | 0 | - | 4.96 | 36,150 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,577 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,626 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,844 |
| Demonym of Every Country | 0 | - | 4.91 | 58,594 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,093 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,761 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,834 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,945 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,204 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,365 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 62,997 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,387 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,855 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,888 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,664 |
| Biggest City by Region | 0 | - | 4.50 | 35,981 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,881 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,001 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,210 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,896 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,242 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,894 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,501 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,064 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,339 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,501 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,713 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,789 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,929 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,240 |
| Island Countries | 0 | - | 4.99 | 707,377 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,741 |
| Northernmost Countries | 0 | - | 4.99 | 357,412 |
| Countries of South America | 0 | - | 5.00 | 913,848 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,207 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,289 |
| "Land" Countries | 0 | - | 4.98 | 333,492 |
| Top World Languages | 0 | - | 4.92 | 812,366 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,139 |
| Globe Grid | 0 | - | 4.32 | 31,928 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,288 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,412 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,309 |
| Fastest Growing U.S. Cities | 0 | - | 4.34 | 72,840 |
