| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,215 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,225 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,531 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,570 |
| Countries with Megacities | 0 | - | 4.99 | 263,675 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,407 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,300 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,683 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,339 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,203 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,451 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,300 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,869 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,263 |
| Boundary Waters | 0 | - | 4.92 | 88,486 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,180 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,134 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,503 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,490 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,446 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,920 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,752 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,883 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,951 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,426 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,575 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,105 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,009 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,654 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,231 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,430 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,068 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,889 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,568 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,997 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,839 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,100 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,584 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,689 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,517 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,853 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,901 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,275 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,909 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,672 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,629 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,498 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,933 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,191 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,346 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,917 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,654 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,522 |
| Largest City by Island | 0 | - | 4.87 | 71,912 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,031 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,013 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,571 |
| Megacities on a World Map | 0 | - | 4.98 | 254,723 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,376 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,982 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,770 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,856 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,444 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,042 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,323 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,215 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,775 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,268 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,565 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,282 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,008 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,164 |
| Most Populous Islands | 0 | - | 4.80 | 122,950 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,305 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,537 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,830 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,236 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,456 |
| Landlocked Countries | 0 | - | 4.99 | 420,818 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,254 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,435 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,484,113 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,626 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,869 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,971 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,923 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,380 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,858 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,460 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,325 |
| Population Trivia | 0 | - | 4.32 | 27,496 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,994 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,301 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,077 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,118 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,463 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,042 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,776 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,893 |
| Himalayan Countries | 0 | - | 4.95 | 138,215 |
| Andean Countries | 0 | - | 4.95 | 84,330 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,555 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,439 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,179 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,605 |
| Danube Countries | 0 | - | 4.97 | 71,865 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,840 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,268 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,038 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,505 |
| European Landlocked Countries | 0 | - | 4.99 | 147,005 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,420 |
| Countries with the Most Species | 0 | - | 4.99 | 103,126 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,571 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,523 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,669 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,459 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,136 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,534 |
| Countries in the Alps | 0 | - | 4.87 | 118,007 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,009 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,788 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,561 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,477 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,348 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,851 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,501 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,366 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,097 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,723 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,574 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,432 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,097 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,371 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,393 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,609 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,194 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,715 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,860 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,346 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,753 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,131 |
| Largest Countries By Category | 0 | - | 4.97 | 157,978 |
| Countries by Countries | 0 | - | 4.96 | 63,051 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,503 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,228 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,522 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,162 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,841 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,547 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,593 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,815 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,383 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,450 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,664 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,212 |
| Longest International Borders | 0 | - | 4.99 | 264,979 |
| Countries with Three Borders | 0 | - | 4.96 | 36,548 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,031 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,143 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,042 |
| Demonym of Every Country | 0 | - | 4.91 | 60,318 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,528 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,933 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,892 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,769,724 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,317 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,771 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,439 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,716 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,604 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,095 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,999 |
| Biggest City by Region | 0 | - | 4.50 | 36,238 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,154 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,197 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,358 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,286 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,422 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,461 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,927 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,551 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,455 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,869 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,410 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,201 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,141 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,445 |
| Island Countries | 0 | - | 4.99 | 710,554 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,285 |
| Northernmost Countries | 0 | - | 4.99 | 361,383 |
| Countries of South America | 0 | - | 5.00 | 925,494 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,580 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,903 |
| "Land" Countries | 0 | - | 4.98 | 336,848 |
| Top World Languages | 0 | - | 4.92 | 822,629 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,403 |
| Globe Grid | 0 | - | 4.32 | 32,002 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,831 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,396 |
