| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,153 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,694 |
| Countries with Megacities | 0 | - | 4.99 | 268,249 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,319 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,426 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,674 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,553 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,457,022 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,261 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,522 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,643 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,904 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 113,281 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,443 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,778 |
| Countries of Africa | 0 | - | 5.00 | 2,566,828 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,248 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,867 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,748 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,286 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 96,007 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,661 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,940 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,960 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,125 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,298 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,137 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,080 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,653 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,335 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,598 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,965 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,926 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,902 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,488 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,157 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,066 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,580 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,437 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,166 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,044 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,016 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,195 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,567 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,961 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,430 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,343 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,924 |
| Biggest Cities in the World | 0 | - | 4.91 | 807,650 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,903 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,841 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,297 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,639 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,179 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,327 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 33,033 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 228,042 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,782 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,860 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 81,028 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,452 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,169 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,771 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,908 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,362 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,622 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,881 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,413 |
| Olympic Host Countries | 0 | - | 4.98 | 202,399 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,332 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,636 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 315,907 |
| The Only European Country ... | 0 | - | 4.91 | 219,818 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,536 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,952 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,013 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,442 |
| Biggest Cities in the United States | 0 | - | 4.94 | 989,986 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,702 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,079 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,430 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,863 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,948 |
| Largest City by Island | 0 | - | 4.87 | 72,624 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,538 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,946 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,306 |
| Megacities on a World Map | 0 | - | 4.98 | 257,693 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,611 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,891 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,894 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,942 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,938 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,856 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,484 |
| Countries of the Middle East | 0 | - | 4.96 | 203,408 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,456 |
| Slavic Countries | 0 | - | 4.96 | 112,577 |
| African Island Countries | 0 | - | 4.96 | 102,816 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,274 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,865 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,933 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,111 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,573 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,072 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,464 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,284 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,864 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,806 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,110 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,038 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,604 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,133 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,783 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,123 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,383 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,927 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,618 |
| Boundary Waters | 0 | - | 4.92 | 88,876 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,493 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,918 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,117 |
| Most Populous Islands | 0 | - | 4.80 | 123,492 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,414 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,692 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,774 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,419 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,462 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,511 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,673 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,429 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,666 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,850 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,262 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,636 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,375 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,829 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,661 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,303 |
| Monarchies of Europe | 0 | - | 4.90 | 99,105 |
| Monarchies of Asia | 0 | - | 4.97 | 71,651 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,803 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,394 |
| Lowest Fertility Countries | 0 | - | 4.40 | 98,053 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,967 |
| Countries that Start with A | 0 | - | 4.98 | 2,179,717 |
| Countries that Start with B | 0 | - | 4.95 | 2,310,321 |
| Countries that Start with C | 0 | - | 4.96 | 1,834,459 |
| Countries that Start with D | 0 | - | 4.96 | 718,521 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,557 |
| Countries that Start with G | 0 | - | 4.97 | 1,514,180 |
| Countries that Start with H | 0 | - | 4.96 | 611,089 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,657 |
| Countries that Start with J | 0 | - | 4.98 | 608,405 |
| Countries that Start with K | 0 | - | 4.97 | 822,291 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,736 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,859 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,970 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,758 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,397 |
| Countries that Start with U | 0 | - | 4.97 | 909,663 |
| Countries that Start with V | 0 | - | 4.98 | 612,856 |
| Countries that Start with F | 0 | - | 4.83 | 622,445 |
| Countries that Start with M | 0 | - | 4.97 | 1,390,317 |
| The Only African Country ... | 0 | - | 4.99 | 129,867 |
| The Only American Country ... | 0 | - | 4.92 | 122,415 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,489 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,591 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,044 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,817 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,155 |
| European Countries with One Border | 0 | - | 4.97 | 184,126 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,841 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,070 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,015,906 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,247 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,693 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,192 |
| Biggest City by Region | 0 | - | 4.50 | 36,433 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,393 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,394 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,056 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,248 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 138,014 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,338 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,472 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,643 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,818 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,616 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,318 |
| Landlocked Countries | 0 | - | 4.99 | 427,829 |
| UK Immigration by Country | 0 | - | 4.94 | 141,963 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,160 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,492 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,117 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,920 |
| Central American Countries | 0 | - | 4.98 | 157,641 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,726 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,630 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,200 |
