| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,511 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,560 |
| Countries with Megacities | 0 | - | 4.99 | 263,640 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,393 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,295 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,670 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,335 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,158 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,444 |
| The Only African Country ... | 0 | - | 4.99 | 129,132 |
| The Only American Country ... | 0 | - | 4.92 | 121,646 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,139 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,745 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,865 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,944 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,419 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,574 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,103 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,900 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,668 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,626 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,490 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,931 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,189 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,342 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,036 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,320 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,210 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,775 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,267 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,558 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,279 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,006 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,160 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,207 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,221 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,966 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,915 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,378 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,855 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,457 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,320 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,434 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,776 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,162 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,080 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,382 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 108,982 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 87,606 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,828 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,236 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,460 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,402 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,934 |
| The Only Asian Country ... | 0 | - | 4.69 | 122,421 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,363 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,971 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,244 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,527 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,710 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,395 |
| Which Asian Country? | 0 | - | 4.64 | 57,600 |
| Which African Country? | 0 | - | 4.58 | 36,374 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,915 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,002 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,639 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,213 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,421 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,040 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,880 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,562 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,834 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,989 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,824 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,091 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,572 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,681 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,503 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,869 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,265 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,125 |
| Olympic Host Countries | 0 | - | 4.98 | 200,806 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,874 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,332 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,636 |
| The Only European Country ... | 0 | - | 4.91 | 216,774 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,357 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,212 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,666 |
| Countries of Africa | 0 | - | 5.00 | 2,538,341 |
| Countries Ending in "IA" by Clue #1 | 0 | - | 4.74 | 70,501 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,869 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,263 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,633 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,495 |
| Largest City by Island | 0 | - | 4.87 | 71,905 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,027 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,006 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,566 |
| Megacities on a World Map | 0 | - | 4.98 | 254,699 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,441 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,372 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,980 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,756 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,441 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,070 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,826 |
| Countries of the Middle East | 0 | - | 4.96 | 201,250 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,341 |
| Slavic Countries | 0 | - | 4.96 | 111,711 |
| African Island Countries | 0 | - | 4.96 | 101,673 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,894 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,292 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,090 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,694 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,949 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,546 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,580 |
| Which South American Country? | 0 | - | 4.69 | 51,952 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,170 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,056 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,710 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,788 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,627 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,257 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,244 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,622 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,287 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,187 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,029 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,298 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,075 |
| Most Populous Islands | 0 | - | 4.80 | 122,948 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,304 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,537 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,991 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,298 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,070 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,116 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,908 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,460 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,036 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,187 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,641 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,936 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,340 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,147 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,107 |
| Monarchies of Europe | 0 | - | 4.90 | 98,181 |
| Monarchies of Asia | 0 | - | 4.97 | 71,112 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,405 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,908 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,894 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,380 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,043 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,624 |
| Countries that Start with D | 0 | - | 4.96 | 710,020 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,632 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,799 |
| Countries that Start with H | 0 | - | 4.96 | 605,045 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,663 |
| Countries that Start with J | 0 | - | 4.98 | 602,721 |
| Countries that Start with K | 0 | - | 4.97 | 816,104 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,093 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,094 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,471 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,318 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,127 |
| Countries that Start with U | 0 | - | 4.97 | 904,735 |
| Countries that Start with V | 0 | - | 4.98 | 609,513 |
| Countries that Start with F | 0 | - | 4.83 | 617,846 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,091 |
| Countries by Wikipedia Descriptions #2 | 0 | - | 4.43 | 47,574 |
| Countries by Wikipedia Descriptions #3 | 0 | - | 4.55 | 39,372 |
| Countries by Wikipedia Descriptions #5 | 0 | - | 4.77 | 43,059 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,796 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,891 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,598 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,044 |
| European Countries with One Border | 0 | - | 4.97 | 182,834 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,641 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,236 |
| Boundary Waters | 0 | - | 4.92 | 88,484 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,180 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,128 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,496 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,486 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,443 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,923 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,549 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,444 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,860 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,404 |
| UK Immigration by Country | 0 | - | 4.94 | 140,945 |
| Central American Countries | 0 | - | 4.98 | 156,507 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,687 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,041 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,273 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,636 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,176 |
