| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,167 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,681 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,083 |
| Countries with Megacities | 0 | - | 4.99 | 260,959 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,942 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,023 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,222 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,036 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,569 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,800 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,574 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,468 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,703 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,291 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,389 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,948 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,262 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,424 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,513 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,258 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,741 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,996 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,188 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,834 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,785 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,129 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,103 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,557 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,179 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,456 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,103 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,809 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,942 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,702 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,942 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,511 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,564 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,080 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,668 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,364 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,071 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,739 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,326 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,608 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,097 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,970 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,774 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,145 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,343 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,806 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,419 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,031 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,180 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,817 |
| Name a Valid African Country | 0 | - | 4.98 | 153,831 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,409 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,970 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,432 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,538 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,845 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,753 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,546 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,009 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,296 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,972 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,004 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,449 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,251 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,594 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,535 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,715 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,816 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 62,449 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,410 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,909 |
| Biggest Cities in the United States | 0 | - | 4.94 | 976,045 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,626 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,457 |
| Random Country to Capital | 0 | - | 4.98 | 918,755 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,626 |
| Olympic Host Countries | 0 | - | 4.98 | 200,442 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,657 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,909 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,260 |
| The Only European Country ... | 0 | - | 4.91 | 216,095 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,840 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,835 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,594 |
| Countries of Africa | 0 | - | 5.00 | 2,531,333 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,606 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,492 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,710 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,314 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,174 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,806 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,223 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,082 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,066 |
| Largest City by Island | 0 | - | 4.87 | 71,708 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,807 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,713 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,279 |
| Megacities on a World Map | 0 | - | 4.98 | 253,559 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,179 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,233 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,745 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,284 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,114 |
| Capital Cities Chain | 0 | - | 4.83 | 82,529 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,716 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,257 |
| Countries of the Middle East | 0 | - | 4.96 | 200,823 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,055 |
| Slavic Countries | 0 | - | 4.96 | 111,519 |
| Countries by Emojis | 0 | - | 4.99 | 238,898 |
| African Island Countries | 0 | - | 4.96 | 101,471 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,751 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,808 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,847 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,661 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,999 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,699 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,323 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,247 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,918 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,722 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,473 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,573 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,531 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,117 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,018 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,432 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,052 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,001 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,846 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,124 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,988 |
| Most Populous Islands | 0 | - | 4.80 | 122,814 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,279 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,510 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,924 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,382 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,688 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,912 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,887 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,153 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,829 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,647 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,724 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,953 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,327 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,764 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,660 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,327 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,961 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,523 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,097 |
| Monarchies of Europe | 0 | - | 4.90 | 97,988 |
| Monarchies of Asia | 0 | - | 4.97 | 70,999 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,286 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,791 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,351 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,004 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,407 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,448 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,409 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,621 |
| Countries that Start with D | 0 | - | 4.96 | 707,912 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,188 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,862 |
| Countries that Start with H | 0 | - | 4.96 | 603,354 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,433 |
| Countries that Start with J | 0 | - | 4.98 | 601,176 |
| Countries that Start with K | 0 | - | 4.97 | 814,502 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,174 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,140 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,619 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,732 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,676 |
| Countries that Start with U | 0 | - | 4.97 | 903,523 |
| Countries that Start with V | 0 | - | 4.98 | 608,564 |
| Countries that Start with F | 0 | - | 4.83 | 616,490 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,926 |
| The Only African Country ... | 0 | - | 4.99 | 128,976 |
| The Only American Country ... | 0 | - | 4.92 | 121,436 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,073 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,683 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,710 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,298 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,811 |
| European Countries with One Border | 0 | - | 4.97 | 182,551 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,365 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,034 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,297 |
| Boundary Waters | 0 | - | 4.92 | 88,388 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,095 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,729 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,933 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,768 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,776 |
