| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,244 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,261 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,714 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,621 |
| Countries with Megacities | 0 | - | 4.99 | 263,850 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,472 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,327 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,742 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,368 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,553 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,538 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,571 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,876 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,268 |
| Boundary Waters | 0 | - | 4.92 | 88,501 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,193 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,157 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,539 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,505 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,466 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,944 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,779 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,950 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,985 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,447 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,599 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,124 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,095 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,749 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,374 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,508 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,218 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,931 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,619 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,065 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,919 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,148 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,654 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,727 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,634 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,001 |
| Biggest Cities in the United States | 0 | - | 4.94 | 979,243 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,352 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,003 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,703 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,640 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,523 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,965 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,215 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,378 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,922 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,787 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,652 |
| Largest City by Island | 0 | - | 4.87 | 71,945 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,057 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,040 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,608 |
| Megacities on a World Map | 0 | - | 4.98 | 254,829 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,409 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,018 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,827 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,873 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,488 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,063 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,361 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,227 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,802 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,283 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,576 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,298 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,035 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,200 |
| Most Populous Islands | 0 | - | 4.80 | 122,964 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,308 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,544 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,838 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,249 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,631 |
| Landlocked Countries | 0 | - | 4.99 | 421,004 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,818 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,449 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,500,532 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,645 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,898 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,020 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,964 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,422 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,878 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,475 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,354 |
| Population Trivia | 0 | - | 4.32 | 27,498 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,032 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,355 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,120 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,140 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,502 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,074 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,801 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,987 |
| Himalayan Countries | 0 | - | 4.95 | 138,293 |
| Andean Countries | 0 | - | 4.95 | 84,366 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,589 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,502 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,215 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,623 |
| Danube Countries | 0 | - | 4.97 | 71,898 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,868 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,289 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,085 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,559 |
| European Landlocked Countries | 0 | - | 4.99 | 147,028 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,457 |
| Countries with the Most Species | 0 | - | 4.99 | 103,147 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,604 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,533 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,674 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,468 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,150 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,554 |
| Countries in the Alps | 0 | - | 4.87 | 118,037 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,287 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,828 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,579 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,504 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,378 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,871 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,537 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,395 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,111 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,742 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,585 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,444 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,115 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,383 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,412 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,659 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,210 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,724 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,882 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,441 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,815 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,141 |
| Largest Countries By Category | 0 | - | 4.97 | 158,012 |
| Countries by Countries | 0 | - | 4.96 | 63,078 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,533 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,237 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,529 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,253 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,872 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,564 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,627 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,820 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,407 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,461 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,723 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,231 |
| Longest International Borders | 0 | - | 4.99 | 265,011 |
| Countries with Three Borders | 0 | - | 4.96 | 36,558 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,044 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,156 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,047 |
| Demonym of Every Country | 0 | - | 4.91 | 60,390 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,537 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,069 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,181 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,771,180 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,321 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,792 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,453 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,745 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,625 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,100 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,007 |
| Biggest City by Region | 0 | - | 4.50 | 36,245 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,159 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,202 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,362 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,305 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,429 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,487 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,939 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,565 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,509 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,913 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,465 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,819 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,215 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,592 |
| Island Countries | 0 | - | 4.99 | 710,648 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,542 |
| Northernmost Countries | 0 | - | 4.99 | 361,494 |
| Countries of South America | 0 | - | 5.00 | 925,804 |
| Countries of Oceania | 0 | - | 5.00 | 1,055,017 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,638 |
| "Land" Countries | 0 | - | 4.98 | 336,977 |
| Top World Languages | 0 | - | 4.92 | 822,868 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,413 |
| Globe Grid | 0 | - | 4.32 | 32,002 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,853 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,419 |
