| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,370 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,638 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,456 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,470 |
| Countries with Megacities | 0 | - | 4.99 | 249,372 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,320 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,653 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,641 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,626 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,770 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,062 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,701 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,745 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,179 |
| Boundary Waters | 0 | - | 4.92 | 88,277 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,002 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,704 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,908 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,183 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,097 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,477 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,344 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,033 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,425 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,128 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,160 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,705 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,248 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,528 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,499 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,576 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,036 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,119 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,012 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,194 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,498 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,558 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,085 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,163 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,407 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,640 |
| Biggest Cities in the United States | 0 | - | 4.93 | 972,892 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,013 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,509 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,045 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,369 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,956 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,470 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,797 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,964 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,661 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,671 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,627 |
| Largest City by Island | 0 | - | 4.87 | 71,482 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,644 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,279 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,050 |
| Megacities on a World Map | 0 | - | 4.98 | 252,535 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,062 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,452 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,770 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,841 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,121 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,889 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,880 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 90,571 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,000 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,275 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,859 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,578 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,671 |
| Most Populous Islands | 0 | - | 4.80 | 122,654 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,254 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,473 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,718 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,050 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,853 |
| Landlocked Countries | 0 | - | 4.99 | 417,191 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,361 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,208 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,205,750 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,420 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,428 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,911 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,742 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,583 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,417 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,065 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,867 |
| Population Trivia | 0 | - | 4.32 | 27,456 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,504 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,498 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,263 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,778 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,665 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,622 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,393 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,191 |
| Himalayan Countries | 0 | - | 4.95 | 136,741 |
| Andean Countries | 0 | - | 4.95 | 83,591 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,852 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,142 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,514 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,115 |
| Danube Countries | 0 | - | 4.97 | 71,483 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,294 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,891 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,282 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,275 |
| European Landlocked Countries | 0 | - | 4.99 | 146,186 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,858 |
| Countries with the Most Species | 0 | - | 4.99 | 102,333 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,991 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,353 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,533 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,203 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,847 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,228 |
| Countries in the Alps | 0 | - | 4.86 | 117,419 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,954 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,026 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,295 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,797 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,894 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,313 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,061 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,034 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,856 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,389 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,390 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,232 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,780 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,044 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,051 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,828 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,933 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,463 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,297 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,314 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,727 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,870 |
| Largest Countries By Category | 0 | - | 4.97 | 157,350 |
| Countries by Countries | 0 | - | 4.96 | 62,655 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,945 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,101 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,417 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,926 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,451 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,137 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,171 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,675 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,031 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,340 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,566 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,941 |
| Longest International Borders | 0 | - | 4.99 | 264,388 |
| Countries with Three Borders | 0 | - | 4.96 | 36,374 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,817 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,904 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,968 |
| Demonym of Every Country | 0 | - | 4.91 | 58,980 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,346 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,879 |
| World Capitals Quiz | 0 | - | 5.00 | 5,053,715 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,677 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,260 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,594 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,253 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,337 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,266 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,004 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,866 |
| Biggest City by Region | 0 | - | 4.50 | 36,080 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,016 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,119 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,299 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,105 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,329 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,215 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,720 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,308 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,360 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,224 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,510 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,163 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,056 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,163 |
| Island Countries | 0 | - | 4.99 | 709,060 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,014 |
| Northernmost Countries | 0 | - | 4.99 | 359,672 |
| Countries of South America | 0 | - | 5.00 | 920,441 |
| Countries of Oceania | 0 | - | 5.00 | 1,047,970 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,590 |
| "Land" Countries | 0 | - | 4.98 | 335,073 |
| Top World Languages | 0 | - | 4.92 | 818,123 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,282 |
| Globe Grid | 0 | - | 4.32 | 31,963 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,584 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,946 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,885 |
