| Biggest Countries by Population | 0 | - | 4.99 | 1,328,661 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 353,335 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 129,005 |
| Countries with Megacities | 0 | - | 4.99 | 201,811 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 175,337 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,951 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 98,222 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,855 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 252,974 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 67,424 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 248,325 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 110,560 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 104,258 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 72,234 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 51,333 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,208,724 |
| Countries of Europe by Population | 0 | - | 4.98 | 131,227 |
| Most Populous Countries by Year | 0 | - | 4.81 | 95,786 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,368 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 98,388 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 84,626 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 95,068 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 72,948 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 207,771 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 110,908 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 69,350 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,985 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 54,242 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 67,634 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 88,184 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 154,669 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 148,335 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,614 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 209,451 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 164,054 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 160,461 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 82,342 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 90,700 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,545 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 147,976 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 65,598 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.87 | 15,749 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 163,520 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,358 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,994 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 50,396 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 51,415 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,469 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 68,574 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 192,976 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,708 |
| Name a Valid African Country | 0 | - | 4.98 | 126,314 |
| Biggest Cities in the World | 0 | - | 4.90 | 702,421 |
| Countries by Sports League Revenue | 0 | - | 4.89 | 45,064 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 94,198 |
| Category Elimination - European Countries #1 | 0 | - | 4.88 | 78,098 |
| Countries that Beat Australia | 0 | - | 4.84 | 71,326 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 118,092 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.39 | 79,669 |
| Biggest City by Time Zone | 0 | - | 4.85 | 55,954 |
| Biggest City in Every Country | 0 | - | 4.98 | 81,385 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 174,182 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 94,216 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 99,584 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 66,786 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 73,359 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 378,153 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 66,905 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,992 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,843 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,978 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,707 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 109,469 |
| Biggest Cities in the United States | 0 | - | 4.93 | 848,733 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 338,555 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,097 |
| Olympic Host Countries | 0 | - | 4.98 | 164,329 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,347 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 239,492 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,768 |
| The Only European Country ... | 0 | - | 4.93 | 183,137 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,991 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,373 |
| Countries of Africa | 0 | - | 5.00 | 2,215,644 |
| Countries that Beat the United States | 0 | - | 4.92 | 148,170 |
| Countries that Beat China | 0 | - | 4.83 | 101,910 |
| Most Populous Countries in 1950 | 0 | - | 4.50 | 71,392 |
| Most Populous Country by First Two Letters | 0 | - | 4.71 | 67,654 |
| Demographics Multiple Choice | 0 | - | 4.66 | 40,203 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 110,182 |
| Biggest Cities by Language | 0 | - | 4.95 | 216,352 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,368 |
| Most Populous World Capitals | 0 | - | 4.94 | 162,207 |
| Biggest European Cities by Century | 0 | - | 4.98 | 120,344 |
| Megacities on a World Map | 0 | - | 4.98 | 223,677 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 522,761 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,878 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,683 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 91,834 |
| Biggest City in Each U.S. State | 0 | - | 4.86 | 153,329 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,085 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 190,527 |
| Countries of the Middle East | 0 | - | 4.96 | 176,909 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,404 |
| Slavic Countries | 0 | - | 4.96 | 101,579 |
| African Island Countries | 0 | - | 4.96 | 91,070 |
| Straight Shot to Antarctica | 0 | - | 4.91 | 38,032 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 51,758 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.82 | 33,051 |
| Countries of North America Quiz | 0 | - | 5.00 | 897,249 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,794 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 95,234 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,638 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 128,553 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 200,747 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,177 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,628 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,884 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,175 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,178 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,605 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,471 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,189 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,180 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 156,697 |
| Biggest Cities in Asia | 0 | - | 4.94 | 98,190 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 44,432 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,767 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 43,025 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.85 | 209,771 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 103,116 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,297 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 86,365 |
| Monarchies of Europe | 0 | - | 4.89 | 88,212 |
| Monarchies of Asia | 0 | - | 4.95 | 54,796 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 51,334 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 114,386 |
| Countries that Start with A | 0 | - | 4.98 | 1,975,303 |
| Countries that Start with B | 0 | - | 4.95 | 2,114,294 |
| Countries that Start with C | 0 | - | 4.96 | 1,673,503 |
| Countries that Start with D | 0 | - | 4.96 | 610,359 |
| Countries that Start with E | 0 | - | 4.95 | 1,253,583 |
| Countries that Start with G | 0 | - | 4.97 | 1,373,463 |
| Countries that Start with H | 0 | - | 4.96 | 520,699 |
| Countries that Start with I | 0 | - | 4.92 | 1,181,322 |
| Countries that Start with J | 0 | - | 4.98 | 523,002 |
| Countries that Start with K | 0 | - | 4.96 | 728,946 |
| Countries that Start with L | 0 | - | 4.98 | 989,182 |
| Countries that Start with N | 0 | - | 4.93 | 1,015,553 |
| Countries that Start with P | 0 | - | 4.95 | 1,117,779 |
| Countries that Start with S | 0 | - | 4.98 | 1,627,285 |
| Countries that Start with T | 0 | - | 4.89 | 926,394 |
| Countries that Start with U | 0 | - | 4.96 | 834,528 |
| Countries that Start with V | 0 | - | 4.98 | 558,893 |
| Countries that Start with F | 0 | - | 4.84 | 549,423 |
| Countries that Start with M | 0 | - | 4.97 | 1,272,590 |
| The Only African Country ... | 0 | - | 4.99 | 121,147 |
| The Only American Country ... | 0 | - | 4.94 | 111,507 |
| African Countries by a Single Clue | 0 | - | 4.92 | 64,251 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 67,105 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 85,454 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 38,503 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 123,299 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 93,424 |
| European Countries with One Border | 0 | - | 4.96 | 152,588 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,491 |
| Countries Closest to Africa | 0 | - | 4.95 | 146,621 |
| Most Populous Islands | 0 | - | 4.71 | 114,272 |
| Islands by Largest City #1 | 0 | - | 4.48 | 82,540 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 154,737 |
| Random Flag to Country | 0 | - | 4.99 | 515,908 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 26,484 |
| Countries That Border Russia | 0 | - | 4.98 | 431,155 |
| Countries Bordering France | 0 | - | 4.87 | 361,497 |
| Countries Bordering Germany | 0 | - | 4.99 | 344,347 |
| Largest World Cities With Four Letters | 0 | - | 4.38 | 43,584 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 203,223 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 122,670 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 309,726 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 100,199 |
| Most Populous Countries in 1800 | 0 | - | 4.34 | 38,993 |
| Resort Towns by Country Quiz | 0 | - | 4.27 | 39,002 |
| Name a Valid European Capital | 0 | - | 4.94 | 128,023 |
| UK Immigration by Country | 0 | - | 4.94 | 127,352 |
| Central American Countries | 0 | - | 4.98 | 141,339 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,662 |
| Total United States Immigration by Country | 0 | - | 4.90 | 98,232 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 95,394 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 86,157 |
| African Countries with the Most Christians | 0 | - | 4.92 | 68,457 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 189,110 |
| Most Forested European Countries | 0 | - | 4.82 | 69,296 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 181,762 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 111,341 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 103,585 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,983 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 93,372 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 53,182 |
| Countries that Produce the Most Beer | 0 | - | 4.87 | 117,656 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 71,644 |
