| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,863 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,025 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,131 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,494 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,476 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,707 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,082 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,965 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,452 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,377 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,978 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,132 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,761 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,228 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,713 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,659 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,740 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,389 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,477 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,141 |
| Every European Country Shape | 0 | - | 4.95 | 199,819 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,485 |
| Every African Country Shape | 0 | - | 4.90 | 85,840 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,658 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,146 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,739 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,274 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,459 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,216 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,186 |
| Biggest European Cities by Century | 0 | - | 4.98 | 129,023 |
| Flags to Largest Cities | 0 | - | 4.55 | 50,699 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,282 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,151 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,984 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,948 |
| Random European Flag to Country | 0 | - | 4.89 | 180,700 |
| Random African Flag to Country | 0 | - | 4.87 | 74,117 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,688 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,792 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,669 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,887 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,755 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,848 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,680 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,651 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,343 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,591 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,192 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.83 | 81,706 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,278 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,445 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,041 |
| U.S. State Flags | 0 | - | 4.89 | 166,650 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,454 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,294 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,834 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,657 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,562 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,063 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,511 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,666 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,793 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,195 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 26,378 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 93,837 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,066 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,083 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 68,986 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,145 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,233 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 56,563 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,601 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 156,405 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 82,818 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,098 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,055 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,363 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,390 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,311 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,117 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.80 | 55,536 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 126,625 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,149 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 215,995 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,348 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,595 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 315,414 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,024 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,427 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,381 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,448 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,624 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,545 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,299 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,366 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,185 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,381 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,927 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,040 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,623 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,537 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,230 |
| Biggest Cities in the United States | 0 | - | 4.93 | 964,894 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,439 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,782 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,698 |
| Olympic Host Countries | 0 | - | 4.98 | 198,733 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,696 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,316 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,654 |
| The Only European Country ... | 0 | - | 4.91 | 213,450 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,807 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,300 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,666 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,014 |
| Countries of Africa | 0 | - | 5.00 | 2,503,976 |
| Africa Flags Map Quiz | 0 | - | 4.94 | 35,733 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Biggest Cities in History | 0 | - | 4.52 | 89,033 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,041 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,507 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,139 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,487 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,292 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,578 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,347 |
| Random Asian Flag to Country | 0 | - | 4.77 | 112,806 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,257 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,334 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,587 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,179 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,665 |
| Largest City by Island | 0 | - | 4.87 | 70,931 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,380 |
| Megacities on a World Map | 0 | - | 4.98 | 250,115 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,708 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,732 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,553 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,448 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 166,973 |
| Former Capitals | 0 | - | 4.88 | 71,073 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,257 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,009 |
| Countries of the Middle East | 0 | - | 4.96 | 198,680 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,126 |
| Slavic Countries | 0 | - | 4.96 | 110,763 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,785 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,571 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,344 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,890 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,429 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,827 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,614 |
| Countries that Start with D | 0 | - | 4.96 | 700,418 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,171 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,350 |
| Countries that Start with H | 0 | - | 4.96 | 596,979 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,098 |
| Countries that Start with J | 0 | - | 4.98 | 595,050 |
| Countries that Start with K | 0 | - | 4.96 | 808,542 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,842 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,693 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,538 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,079 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,367 |
| Countries that Start with U | 0 | - | 4.97 | 898,972 |
| Countries that Start with V | 0 | - | 4.98 | 604,477 |
| Countries that Start with F | 0 | - | 4.83 | 611,406 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,140 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,635 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,455 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,664 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,180 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,312 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,123 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,412 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 70,113 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,626 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,066 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,044 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,064 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,500 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,310 |
