| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,630 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,212 |
| Countries with Megacities | 0 | - | 4.99 | 248,805 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,062 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,513 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,434 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,460 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,565 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,750 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,254 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,851 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,297 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,062 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,069 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,612 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,254 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,508 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,173 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,752 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,321 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,817 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,323 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,696 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,880 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,938 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,644 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,514 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,870 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,749 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,004 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,517 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,477 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,546 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,692 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,000 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,139 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,678 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,569 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,420 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,323 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,006 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,769 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,885 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,127 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,734 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,302 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,208 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,150 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,402 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,121 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,343 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,203 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,404 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,619 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,979 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,911 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,070 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,400 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,484 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,011 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,058 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,227 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,853 |
| Olympic Host Countries | 0 | - | 4.98 | 199,449 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,228 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,252 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,759 |
| The Only European Country ... | 0 | - | 4.91 | 215,024 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,011 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,253 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,442 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,727 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,160 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,268 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,528 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,768 |
| Countries of Africa | 0 | - | 5.00 | 2,520,314 |
| Boundary Waters | 0 | - | 4.92 | 88,212 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,950 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,628 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,440 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,303 |
| Largest City by Island | 0 | - | 4.87 | 71,375 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,580 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,933 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,930 |
| Megacities on a World Map | 0 | - | 4.98 | 252,245 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,013 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,337 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,518 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,688 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,318 |
| Countries of the Middle East | 0 | - | 4.96 | 199,798 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,700 |
| Slavic Countries | 0 | - | 4.96 | 111,210 |
| African Island Countries | 0 | - | 4.96 | 101,119 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,665 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,253 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,601 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,266 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,945 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,712 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,169 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,169 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,108 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,203 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,388 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,492 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,676 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,861 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,647 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,709 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,561 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,809 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,313 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,210 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,850 |
| Most Populous Islands | 0 | - | 4.79 | 122,184 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,233 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,446 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,837 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,423 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,389 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,093 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,716 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,456 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,252 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,553 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,754 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,144,146 |
| Landlocked Countries | 0 | - | 4.99 | 416,414 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,510 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,745 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,712 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,721 |
| Monarchies of Europe | 0 | - | 4.90 | 97,672 |
| Monarchies of Asia | 0 | - | 4.97 | 70,814 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,948 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,611 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,583 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,311 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,610 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,925 |
| Countries that Start with D | 0 | - | 4.96 | 704,718 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,309 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,852 |
| Countries that Start with H | 0 | - | 4.96 | 600,602 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,376 |
| Countries that Start with J | 0 | - | 4.98 | 598,635 |
| Countries that Start with K | 0 | - | 4.97 | 811,797 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,874 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,834 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,688 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,566 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,455 |
| Countries that Start with U | 0 | - | 4.97 | 901,747 |
| Countries that Start with V | 0 | - | 4.98 | 606,918 |
| Countries that Start with F | 0 | - | 4.83 | 614,366 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,641 |
| The Only African Country ... | 0 | - | 4.98 | 128,684 |
| The Only American Country ... | 0 | - | 4.92 | 121,150 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,913 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,437 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,317 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,875 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,458 |
| European Countries with One Border | 0 | - | 4.97 | 182,080 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,945 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,697 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,353 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,318 |
| Population Trivia | 0 | - | 4.32 | 27,451 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,187 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,980 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,832 |
| Biggest City by Region | 0 | - | 4.50 | 36,058 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 56,991 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,679 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,270 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,181 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,095 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,099 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,276 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,065 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,351 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,316 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,906 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,892 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,815 |
| Himalayan Countries | 0 | - | 4.95 | 136,409 |
| Andean Countries | 0 | - | 4.95 | 83,430 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,702 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,924 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,381 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,982 |
| Danube Countries | 0 | - | 4.97 | 71,373 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,175 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,832 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,107 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,060 |
