| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,594 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,150 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,757 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,038 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,513 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,797 |
| Countries with Megacities | 0 | - | 4.99 | 247,963 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,676 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,292 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,059 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,243 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,360 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,210 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,529 |
| European Countries with One Border | 0 | - | 4.97 | 181,840 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,739 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,114 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,415 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,113 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,598 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,891 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,472 |
| Countries with the Most Borders | 0 | - | 4.97 | 386,414 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,592 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,510 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,706 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,485 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,408 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,765 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,676 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,925 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,375 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,312 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,342 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,272 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,035 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,269 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,926 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 413,237 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,323 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,270 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,115 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,140 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,910 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,591 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,756 |
| Random Countries by Borders | 0 | - | 4.99 | 81,794 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,658 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,924 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,055 |
| Most Populated Countries Bordering the Indian Ocean | 0 | - | 4.27 | 28,120 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,828 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,598 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,572 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,532 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,179 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,806,373 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,810 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,212 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,652 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,807 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,904 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,969 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,889 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,277 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,945 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,588 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,163 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,307 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,894 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,338 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,616 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,260 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,941 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,074 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,627 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,169 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,953 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,800 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,738 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,498 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,840 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,257 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,341 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,875 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,897 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,850 |
| Biggest Cities in the United States | 0 | - | 4.93 | 969,007 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,303 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,431 |
| Olympic Host Countries | 0 | - | 4.98 | 199,131 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,984 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,923 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,621 |
| The Only European Country ... | 0 | - | 4.91 | 214,428 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,567 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,913 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,362 |
| Countries of Africa | 0 | - | 5.00 | 2,513,616 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,696 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,128 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,999 |
| Biggest Cities by Language | 0 | - | 4.96 | 243,510 |
| Largest City by Island | 0 | - | 4.87 | 71,208 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,500 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,751 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,641 |
| Megacities on a World Map | 0 | - | 4.98 | 251,604 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,309 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,925 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,085 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,149 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,402 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,515 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,821 |
| Countries of the Middle East | 0 | - | 4.96 | 199,325 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,468 |
| Slavic Countries | 0 | - | 4.96 | 111,027 |
| African Island Countries | 0 | - | 4.96 | 100,947 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,581 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,907 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,280 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,337 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,988 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,691 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,388 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,157 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,970 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,873 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,907 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,965 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,236 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,308 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,486 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,716 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,469 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,562 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,417 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,644 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 51,722 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,482 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,007 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,538 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,019 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,779 |
| Most Populous Islands | 0 | - | 4.79 | 122,079 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,221 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,429 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,278 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,223 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,803 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,647 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,796 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,767 |
| Megacities on an Empty Map | 0 | - | 4.97 | 112,291 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,435 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,335 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,535 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,469 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,547 |
| Monarchies of Europe | 0 | - | 4.90 | 97,492 |
| Monarchies of Asia | 0 | - | 4.97 | 70,695 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,885 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,516 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,178 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,083 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,704 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,599 |
| Countries that Start with D | 0 | - | 4.96 | 703,128 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,395 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,820 |
| Countries that Start with H | 0 | - | 4.96 | 599,223 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,823 |
| Countries that Start with J | 0 | - | 4.98 | 597,297 |
| Countries that Start with K | 0 | - | 4.97 | 810,576 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,359 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,282 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,954 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,578 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,298 |
| Countries that Start with U | 0 | - | 4.97 | 900,797 |
| Countries that Start with V | 0 | - | 4.98 | 605,896 |
| Countries that Start with F | 0 | - | 4.83 | 613,274 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,981 |
| The Only African Country ... | 0 | - | 4.99 | 128,487 |
| The Only American Country ... | 0 | - | 4.92 | 120,917 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,834 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,767 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,880 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,273 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,248 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,330 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,175 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,613 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,251 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,524 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,064 |
| Boundary Waters | 0 | - | 4.92 | 88,122 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,888 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,461 |
