| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,437 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,447 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,734 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,949 |
| Countries with Megacities | 0 | - | 4.99 | 264,669 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,779 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,496 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,049 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,568 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,503 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,042 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,037 |
| 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 | 88,583 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,263 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,289 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,757 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,627 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,599 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,079 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,957 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,235 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,177 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,581 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,756 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,236 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,294 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,039 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,907 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,758 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,869 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,149 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,770 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,270 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,179 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,289 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,840 |
| 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 | 131,145 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,791 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,233 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,802 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,488 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,885 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,707 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,749 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,167 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,344 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,503 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,991 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,073 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,994 |
| Largest City by Island | 0 | - | 4.87 | 72,075 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,169 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,214 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,785 |
| Megacities on a World Map | 0 | - | 4.98 | 255,374 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,520 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,197 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,243 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,987 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,722 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,249 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,519 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,307 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,927 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,342 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,647 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,418 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,211 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,370 |
| Most Populous Islands | 0 | - | 4.80 | 123,055 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,327 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,571 |
| 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 | 579,483 |
| Landlocked Countries | 0 | - | 4.99 | 422,169 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 577,406 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,526 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,598,827 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,719 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,038 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,352 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,254 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,674 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,360 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,584 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,540 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,168 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,563 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,373 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,224 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,724 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,190 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,920 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,581 |
| Himalayan Countries | 0 | - | 4.94 | 138,837 |
| Andean Countries | 0 | - | 4.93 | 84,671 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,869 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,909 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,497 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,844 |
| Danube Countries | 0 | - | 4.97 | 72,038 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,050 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,448 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,353 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,836 |
| European Landlocked Countries | 0 | - | 4.99 | 147,166 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,683 |
| Countries with the Most Species | 0 | - | 4.99 | 103,265 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,800 |
| 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 | 59,557 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,247 |
| 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 | 101,241 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,068 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,676 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,619 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,544 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,963 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,697 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,514 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,194 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,870 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,667 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,540 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,243 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,495 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,546 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,959 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,332 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,039 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,119 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,044 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,185 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,250 |
| Largest Countries By Category | 0 | - | 4.97 | 158,249 |
| 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 | 109,672 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,046 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,691 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,729 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,864 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,522 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,501 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,045 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,303 |
| 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 | 60,751 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,596 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,812 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,356 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,165 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,338 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,845 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,505 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,854 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,755 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,567 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,051 |
| Biggest City by Region | 0 | - | 4.50 | 36,286 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,197 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,227 |
| 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 | 49,457 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,596 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,005 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,633 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,836 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,108 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,722 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 101,832 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,990 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,569 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,459 |
| Island Countries | 0 | - | 4.99 | 711,118 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,138 |
| Northernmost Countries | 0 | - | 4.99 | 362,054 |
| Countries of South America | 0 | - | 5.00 | 927,646 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,357 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,877,968 |
| "Land" Countries | 0 | - | 4.98 | 337,402 |
| Top World Languages | 0 | - | 4.92 | 824,548 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,462 |
| Globe Grid | 0 | - | 4.32 | 32,013 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,947 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,570 |
