| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,278 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,792 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,855 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,127 |
| Countries with Megacities | 0 | - | 4.99 | 261,377 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,985 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,051 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,265 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,076 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,583 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,495 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,728 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,306 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,414 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,963 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,812 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,318 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,445 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,522 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,283 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,760 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,014 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,195 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,841 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,807 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,142 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,108 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,584 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,189 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,468 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,116 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,826 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,964 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,730 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,550 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,615 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,107 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,689 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,371 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,968 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,094 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,771 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,331 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,619 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,118 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,776 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,154 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,346 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,821 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,441 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,274 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,840 |
| Name a Valid African Country | 0 | - | 4.98 | 153,863 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,445 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,159 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,062 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,552 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,869 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,650 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,773 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,443 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,605 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,082 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,386 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,021 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,112 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,513 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,283 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,661 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,578 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,743 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,839 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 63,019 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,443 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,956 |
| Biggest Cities in the United States | 0 | - | 4.94 | 976,288 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,668 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,678 |
| Olympic Host Countries | 0 | - | 4.98 | 200,485 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,680 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,942 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,383 |
| The Only European Country ... | 0 | - | 4.91 | 216,160 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,875 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,866 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,597 |
| Countries of Africa | 0 | - | 5.00 | 2,531,869 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,637 |
| Countries that Beat China | 0 | - | 4.86 | 115,555 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,507 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,817 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,728 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,325 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,171 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,357 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,191 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,397 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,996 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,809 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,225 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,112 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,116 |
| Largest City by Island | 0 | - | 4.87 | 71,729 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,827 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,745 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,298 |
| Megacities on a World Map | 0 | - | 4.98 | 253,632 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,270 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,248 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,769 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,318 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,138 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,307 |
| Countries of the Middle East | 0 | - | 4.96 | 200,867 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,084 |
| Slavic Countries | 0 | - | 4.96 | 111,534 |
| African Island Countries | 0 | - | 4.96 | 101,480 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,819 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,885 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,708 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,185 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,715 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,340 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,271 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,952 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,752 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,490 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,594 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,542 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,130 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,041 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,451 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,071 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,016 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,861 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,141 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,913 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,956 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,713 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,921 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,978 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,176 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,845 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,362 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,777 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,982 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,976 |
| Monarchies of Europe | 0 | - | 4.90 | 98,002 |
| Monarchies of Asia | 0 | - | 4.97 | 71,009 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,299 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,794 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,457 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,748 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,647 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,820 |
| Countries that Start with D | 0 | - | 4.96 | 708,048 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,362 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,055 |
| Countries that Start with H | 0 | - | 4.96 | 603,467 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,569 |
| Countries that Start with J | 0 | - | 4.98 | 601,273 |
| Countries that Start with K | 0 | - | 4.97 | 814,619 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,304 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,296 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,760 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,900 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,775 |
| Countries that Start with U | 0 | - | 4.97 | 903,613 |
| Countries that Start with V | 0 | - | 4.98 | 608,644 |
| Countries that Start with F | 0 | - | 4.83 | 616,587 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,077 |
| The Only African Country ... | 0 | - | 4.99 | 128,990 |
| The Only American Country ... | 0 | - | 4.92 | 121,453 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,081 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,694 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,725 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,328 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,830 |
| European Countries with One Border | 0 | - | 4.97 | 182,581 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,396 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,052 |
| Most Populous Islands | 0 | - | 4.80 | 122,830 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,284 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,513 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,410 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,787 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,962 |
| Countries That Border Russia | 0 | - | 4.98 | 461,278 |
| Countries Bordering France | 0 | - | 4.83 | 402,067 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,739 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 57,174 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,012 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,577 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,052 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,051 |
| Resort Towns by Country | 0 | - | 4.30 | 40,004 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,163 |
| UK Immigration by Country | 0 | - | 4.94 | 140,741 |
| Central American Countries | 0 | - | 4.98 | 156,050 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,372 |
