| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,523 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,835 |
| Countries with Megacities | 0 | - | 4.99 | 266,484 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,547 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,937 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,844 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,048 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,399 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,044 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,215 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,798 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,532 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,812 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,097 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,496 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,815 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,854 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,563 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,258 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,853 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,181 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,531 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,649 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,779 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,137 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,647 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,789 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,451 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,118 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,462 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,798 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,658 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,516 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,764 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,955 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,433 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,735 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,121 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,831 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,492 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,744 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,772 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,883 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,159 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,233 |
| Biggest Cities in the World | 0 | - | 4.91 | 804,359 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,707 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,044 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,739 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,339 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,802 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,762 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,032 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,296 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,419 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,636 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,144 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,821 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,534 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,595 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 65,119 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,272 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,076 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,441 |
| Olympic Host Countries | 0 | - | 4.98 | 201,720 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,688 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,842 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,871 |
| The Only European Country ... | 0 | - | 4.91 | 218,548 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,598 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,264 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,864 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,992 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,364 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,104 |
| Biggest Cities in the United States | 0 | - | 4.94 | 985,383 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,686 |
| Countries of Africa | 0 | - | 5.00 | 2,554,935 |
| Boundary Waters | 0 | - | 4.92 | 88,712 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,369 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,574 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,852 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,444 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,485 |
| Largest City by Island | 0 | - | 4.87 | 72,347 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,361 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,563 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,045 |
| Megacities on a World Map | 0 | - | 4.98 | 256,498 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,699 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,545 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,942 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,516 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,394 |
| Countries of the Middle East | 0 | - | 4.96 | 202,380 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,009 |
| Slavic Countries | 0 | - | 4.96 | 112,238 |
| African Island Countries | 0 | - | 4.96 | 102,310 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,121 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,167 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 52,763 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,652 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,189 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,417 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,028 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,161 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,352 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,416 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,892 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,681 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,897 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,352 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,147 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,781 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,045 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,009 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,282 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,247 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,666 |
| Most Populous Islands | 0 | - | 4.80 | 123,238 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,364 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,619 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,260 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,588 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,843 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,467 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,876 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,977 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,377 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,121 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,069 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,435 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,691 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,787,316 |
| Landlocked Countries | 0 | - | 4.99 | 424,605 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,374 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,971 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,563 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,420 |
| Monarchies of Europe | 0 | - | 4.90 | 98,721 |
| Monarchies of Asia | 0 | - | 4.97 | 71,428 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,656 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,218 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,173 |
| Countries that Start with A | 0 | - | 4.98 | 2,173,086 |
| Countries that Start with B | 0 | - | 4.95 | 2,304,086 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,599 |
| Countries that Start with D | 0 | - | 4.96 | 715,069 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,519 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,872 |
| Countries that Start with H | 0 | - | 4.96 | 608,634 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,343 |
| Countries that Start with J | 0 | - | 4.98 | 606,071 |
| Countries that Start with K | 0 | - | 4.97 | 819,807 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,584 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,624 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,892 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,485 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,962 |
| Countries that Start with U | 0 | - | 4.97 | 907,753 |
| Countries that Start with V | 0 | - | 4.98 | 611,471 |
| Countries that Start with F | 0 | - | 4.83 | 620,572 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,977 |
| The Only African Country ... | 0 | - | 4.99 | 129,557 |
| The Only American Country ... | 0 | - | 4.92 | 122,104 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,334 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,224 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,379 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,304 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,675 |
| European Countries with One Border | 0 | - | 4.97 | 183,571 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,344 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,694 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,859 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,291 |
| Population Trivia | 0 | - | 4.32 | 27,548 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,008 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,625 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,125 |
| Biggest City by Region | 0 | - | 4.50 | 36,363 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,295 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 32,491 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,268 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,934 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,475 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,549 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,285 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,426 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,502 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,264 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,539 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,221 |
| World Capitals Quiz | 0 | - | 5.00 | 5,099,577 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,672 |
| Himalayan Countries | 0 | - | 4.93 | 139,806 |
| Andean Countries | 0 | - | 4.94 | 85,200 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,379 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,670 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,947 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,242 |