| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,734 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,641 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,526 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,965 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,220 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,379 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,627 |
| Countries with Megacities | 0 | - | 4.99 | 263,868 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,475 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,329 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,751 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,379 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,596 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,550 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,451 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,779 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,960 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,987 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,448 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,604 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,124 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,246 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,012 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,706 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,263 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,924 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,065 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,366 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,232 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,804 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,284 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,578 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,301 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,039 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,204 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,025 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,969 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,424 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,890 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,838 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,475 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,355 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,249 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,803 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,700 |
| European Countries with One Border | 0 | - | 4.97 | 182,892 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,681 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,462 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,597 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,434 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,491 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,082 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,537 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,748 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,945 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,102 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,768 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,389 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,516 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,240 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,941 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,625 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,068 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,933 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,154 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,662 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,732 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,650 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,207 |
| Olympic Host Countries | 0 | - | 4.98 | 200,883 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,910 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,386 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,840 |
| The Only European Country ... | 0 | - | 4.91 | 216,895 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,437 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,287 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,682 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,275 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,366 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,175 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,322 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,561 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,406 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,890 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,581 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,679 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,472 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,783 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,201 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,034 |
| Biggest Cities in the United States | 0 | - | 4.94 | 979,296 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,372 |
| Countries with the Most Borders | 0 | - | 4.97 | 388,691 |
| Countries of Africa | 0 | - | 5.00 | 2,539,756 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 355,929 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 415,366 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,877 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,268 |
| Most Populated Countries Bordering the Indian Ocean | 0 | - | 4.27 | 28,178 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,800 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,665 |
| Largest City by Island | 0 | - | 4.87 | 71,947 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,059 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,040 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,615 |
| Megacities on a World Map | 0 | - | 4.98 | 254,856 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,655 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,413 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,023 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,830 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,490 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,350 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,921 |
| Countries of the Middle East | 0 | - | 4.96 | 201,303 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,378 |
| Slavic Countries | 0 | - | 4.96 | 111,733 |
| African Island Countries | 0 | - | 4.96 | 101,709 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,910 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,366 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,142 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,924 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,121 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,990 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,571 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,630 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,216 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,105 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,745 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,824 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,647 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,280 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,269 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,646 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,320 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,213 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,050 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,326 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,597 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,278 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,086 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 107,012 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,895 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,448 |
| Boundary Waters | 0 | - | 4.92 | 88,504 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,194 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,157 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,507 |
| Most Populous Islands | 0 | - | 4.80 | 122,965 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,308 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,545 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,034 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,361 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,132 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.93 | 50,143 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,965 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,081 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,507 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,077 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,223 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,953 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,378 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,175 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,124 |
| Monarchies of Europe | 0 | - | 4.90 | 98,206 |
| Monarchies of Asia | 0 | - | 4.97 | 71,129 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,425 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,927 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,002 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,027 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,693 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,124 |
| Countries that Start with D | 0 | - | 4.96 | 710,371 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,038 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,241 |
| Countries that Start with H | 0 | - | 4.96 | 605,311 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,979 |
| Countries that Start with J | 0 | - | 4.98 | 602,969 |
| Countries that Start with K | 0 | - | 4.97 | 816,378 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,392 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,407 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,818 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,749 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,377 |
| Countries that Start with U | 0 | - | 4.97 | 904,950 |
| Countries that Start with V | 0 | - | 4.98 | 609,639 |
| Countries that Start with F | 0 | - | 4.83 | 618,044 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,437 |
| The Only African Country ... | 0 | - | 4.99 | 129,164 |
| The Only American Country ... | 0 | - | 4.92 | 121,680 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,152 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,814 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,923 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,645 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,077 |
| Random Countries by Borders | 0 | - | 4.99 | 82,503 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,260 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,525 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,502,989 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,630 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,113 |