| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,958 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,311 |
| Countries with Megacities | 0 | - | 4.99 | 267,436 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,981 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,226 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,307 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,328 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,942 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,693 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,391 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,349 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,729 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,947 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,284 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,670 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,057 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,087 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,328 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,499 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,941 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,448 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,747 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,803 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,952 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,218 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,897 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,946 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,563 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,229 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,541 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,887 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,805 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,726 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,014 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,996 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,512 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,838 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,719 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,277 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,088 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,977 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,923 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,025 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,293 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,633 |
| Biggest Cities in the World | 0 | - | 4.91 | 806,205 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,782 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,171 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,824 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,505 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,008 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,059 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,867 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,591 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,548 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,246 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,856 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,309 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,025 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,670 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,776 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,255 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,463 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,544 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,969 |
| Olympic Host Countries | 0 | - | 4.98 | 202,069 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,088 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,289 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,342 |
| The Only European Country ... | 0 | - | 4.91 | 219,269 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,107 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,647 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,953 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,037 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,395 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,872 |
| Biggest Cities in the United States | 0 | - | 4.94 | 987,942 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,229 |
| Countries of Africa | 0 | - | 5.00 | 2,561,940 |
| Boundary Waters | 0 | - | 4.92 | 88,797 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,430 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,757 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,007 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,679 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,752 |
| Largest City by Island | 0 | - | 4.87 | 72,494 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,456 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,751 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,194 |
| Megacities on a World Map | 0 | - | 4.98 | 257,170 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,798 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,751 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,599 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,749 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,998 |
| Countries of the Middle East | 0 | - | 4.96 | 203,071 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,255 |
| Slavic Countries | 0 | - | 4.96 | 112,426 |
| African Island Countries | 0 | - | 4.96 | 102,613 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,204 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,582 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,328 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,892 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,373 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,783 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,229 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,904 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,651 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,625 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,035 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,906 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,146 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,935 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,515 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,984 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,219 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 44,685 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 582,346 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,334 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,261 |
| Most Populous Islands | 0 | - | 4.80 | 123,381 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,391 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,658 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,559 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,728 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,172 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,609 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,046 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,247 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,453 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,009 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,281 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,551 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,990 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,918,451 |
| Landlocked Countries | 0 | - | 4.99 | 426,512 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,510 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,169 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,709 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,552 |
| Monarchies of Europe | 0 | - | 4.90 | 98,936 |
| Monarchies of Asia | 0 | - | 4.97 | 71,542 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,725 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,314 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,609 |
| Countries that Start with A | 0 | - | 4.98 | 2,176,799 |
| Countries that Start with B | 0 | - | 4.95 | 2,307,498 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,269 |
| Countries that Start with D | 0 | - | 4.96 | 716,985 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,751 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,234 |
| Countries that Start with H | 0 | - | 4.96 | 609,964 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,082 |
| Countries that Start with J | 0 | - | 4.98 | 607,372 |
| Countries that Start with K | 0 | - | 4.97 | 821,181 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,354 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,412 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,555 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,894 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,322 |
| Countries that Start with U | 0 | - | 4.97 | 908,795 |
| Countries that Start with V | 0 | - | 4.98 | 612,245 |
| Countries that Start with F | 0 | - | 4.83 | 621,611 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,842 |
| The Only African Country ... | 0 | - | 4.99 | 129,727 |
| The Only American Country ... | 0 | - | 4.92 | 122,255 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,410 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,465 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,890 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,607 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,939 |
| European Countries with One Border | 0 | - | 4.97 | 183,888 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,607 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,912 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,951 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,447 |
| Population Trivia | 0 | - | 4.32 | 27,577 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,146 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,670 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,171 |
| Biggest City by Region | 0 | - | 4.50 | 36,404 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,353 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,333 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,996 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,899 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,801 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,317 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,452 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,582 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,590 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,584 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,270 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,446 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,536 |
| Himalayan Countries | 0 | - | 4.93 | 140,472 |
| Andean Countries | 0 | - | 4.94 | 85,612 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,744 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,207 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,311 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,542 |