| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,635 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,216 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,780 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,843 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,349 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,894 |
| Countries with Megacities | 0 | - | 4.99 | 248,157 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,781 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,354 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,159 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,287 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,152 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,556 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,149 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,624 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,951 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,516 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,868 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,766 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,574 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,262 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,659 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,192 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,612 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,783 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,905 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,763 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,534 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,431 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,795 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,696 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,949 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,412 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,353 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,389 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,091 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,409 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,348 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,202 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,174 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,931 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,334 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,630 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,303 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,066 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,781 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,584 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,506 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,667 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,945 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,083 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,795 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,263 |
| Name a Valid African Country | 0 | - | 4.98 | 153,199 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,582 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,578 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,909 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,807 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,233 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,298 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,232 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,986 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,144 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,777 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,236 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,127 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,844 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,777 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,718 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,890 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,286 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,377 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,910 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,936 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,966 |
| Biggest Cities in the United States | 0 | - | 4.93 | 969,623 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,404 |
| Random Capital to Country | 0 | - | 4.99 | 2,581,530 |
| Random Country to Capital | 0 | - | 4.98 | 913,500 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,542 |
| Olympic Host Countries | 0 | - | 4.98 | 199,212 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,052 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,999 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 304,878 |
| The Only European Country ... | 0 | - | 4.91 | 214,597 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,661 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,997 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,384 |
| Countries of Africa | 0 | - | 5.00 | 2,515,170 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,899 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,106 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,793 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,703 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,131 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,099 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,281 |
| Largest City by Island | 0 | - | 4.87 | 71,258 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,520 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,803 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,730 |
| Megacities on a World Map | 0 | - | 4.98 | 251,766 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,550 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,951 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,171 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,238 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,457 |
| Capital Cities Chain | 0 | - | 4.84 | 82,089 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,187 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,945 |
| Countries of the Middle East | 0 | - | 4.96 | 199,461 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,528 |
| Slavic Countries | 0 | - | 4.96 | 111,065 |
| Countries by Emojis | 0 | - | 4.99 | 237,269 |
| African Island Countries | 0 | - | 4.96 | 100,998 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,295 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,603 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,991 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,344 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,979 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,039 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,742 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,473 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,018 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,951 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,963 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,019 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,291 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,375 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,541 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,759 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,514 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,592 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,454 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,689 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,256 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,892 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,661 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,916 |
| Megacities on an Empty Map | 0 | - | 4.97 | 114,484 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,483 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,235 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,580 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,700 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,583 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,367 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,442 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,995 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,596 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,001 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,799 |
| Monarchies of Europe | 0 | - | 4.90 | 97,539 |
| Monarchies of Asia | 0 | - | 4.97 | 70,725 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,905 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,540 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,710 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,275 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,810 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,413 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,144 |
| Countries that Start with D | 0 | - | 4.96 | 703,509 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,846 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,302 |
| Countries that Start with H | 0 | - | 4.96 | 599,573 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,196 |
| Countries that Start with J | 0 | - | 4.98 | 597,609 |
| Countries that Start with K | 0 | - | 4.97 | 810,864 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,730 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,648 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,305 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,077 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,566 |
| Countries that Start with U | 0 | - | 4.97 | 901,016 |
| Countries that Start with V | 0 | - | 4.98 | 606,088 |
| Countries that Start with F | 0 | - | 4.83 | 613,540 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,381 |
| The Only African Country ... | 0 | - | 4.99 | 128,555 |
| The Only American Country ... | 0 | - | 4.92 | 121,009 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,858 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,356 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,210 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,674 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,307 |
| European Countries with One Border | 0 | - | 4.97 | 181,896 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,804 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,565 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,051 |
| Most Populous Islands | 0 | - | 4.79 | 122,098 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,226 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,437 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,302 |
| Countries That Border Russia | 0 | - | 4.98 | 459,819 |
| Countries Bordering France | 0 | - | 4.83 | 400,584 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,598 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,164 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,646 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,006 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,317 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,813 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,863 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,945 |
