| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,828 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,049 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,711 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,268 |
| Countries with Megacities | 0 | - | 4.99 | 262,482 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,099 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,122 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,402 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,171 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,557 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,051 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,851 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,829 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,243 |
| Boundary Waters | 0 | - | 4.92 | 88,429 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,126 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,010 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,339 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,412 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,346 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,829 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,645 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,614 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,802 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,340 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,464 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,014 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,780 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,334 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,713 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,171 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,467 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,681 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,405 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,735 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 57,661 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,945 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,108 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,533 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,140 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,036 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,238 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,885 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,530 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,514 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,549 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,344 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,814 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,080 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,245 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,865 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,402 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,255 |
| Largest City by Island | 0 | - | 4.87 | 71,793 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,884 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,827 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,374 |
| Megacities on a World Map | 0 | - | 4.98 | 254,178 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,297 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,851 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,464 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,754 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,238 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,874 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,196 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,146 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,657 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,221 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,502 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,176 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,876 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,029 |
| Most Populous Islands | 0 | - | 4.80 | 122,870 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,290 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,522 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,790 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,186 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,675 |
| Landlocked Countries | 0 | - | 4.99 | 419,739 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 570,277 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,364 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,399,145 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,547 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,736 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,713 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,714 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,193 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,751 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,391 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,155 |
| Population Trivia | 0 | - | 4.32 | 27,486 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,853 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,054 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,825 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,970 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,278 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,897 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,667 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,336 |
| Himalayan Countries | 0 | - | 4.95 | 137,772 |
| Andean Countries | 0 | - | 4.95 | 84,103 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,341 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,879 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,971 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,449 |
| Danube Countries | 0 | - | 4.97 | 71,746 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,672 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,143 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,809 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,885 |
| European Landlocked Countries | 0 | - | 4.99 | 146,867 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,247 |
| Countries with the Most Species | 0 | - | 4.99 | 103,011 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,405 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,458 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,622 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,375 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,047 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,444 |
| Countries in the Alps | 0 | - | 4.87 | 117,827 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,221 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,551 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,473 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,333 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,213 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,781 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,377 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,262 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,024 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,628 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,525 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,375 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,995 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,262 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,284 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,367 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,119 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,627 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,662 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,766 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,454 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,044 |
| Largest Countries By Category | 0 | - | 4.97 | 157,792 |
| Countries by Countries | 0 | - | 4.96 | 62,929 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,334 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,182 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,488 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,821 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,725 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,417 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,482 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,771 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,305 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,419 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,356 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,133 |
| Longest International Borders | 0 | - | 4.99 | 264,821 |
| Countries with Three Borders | 0 | - | 4.96 | 36,497 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,962 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,085 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,024 |
| Demonym of Every Country | 0 | - | 4.91 | 59,239 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,474 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,239 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,913 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,289 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,299 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,719 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,382 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,609 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,497 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,070 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,954 |
| Biggest City by Region | 0 | - | 4.50 | 36,179 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,106 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,173 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,341 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,219 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,395 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,379 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,869 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,491 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,148 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,671 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,175 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,784 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,834 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,799 |
| Island Countries | 0 | - | 4.99 | 710,101 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,993 |
| Northernmost Countries | 0 | - | 4.99 | 360,883 |
| Countries of South America | 0 | - | 5.00 | 924,083 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,731 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,368 |
| "Land" Countries | 0 | - | 4.98 | 335,998 |
| Top World Languages | 0 | - | 4.92 | 821,265 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,368 |
| Globe Grid | 0 | - | 4.32 | 31,987 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,743 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,254 |
