| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,543 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,659 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,357 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,205 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,229 |
| Asia Capital to Country | 0 | - | 4.96 | 126,495 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,101 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,510 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,687 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,486 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,058 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,919 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,721 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,084 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,421 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,773 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,050 |
| Countries with Megacities | 0 | - | 4.99 | 260,513 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,920 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,012 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,194 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,017 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,860 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 43,229 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,899 |
| Asia Map Quiz | 0 | - | 4.99 | 914,836 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,744 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,565 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,454 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,692 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,281 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,382 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,362 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,916 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,937 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,514 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,971 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,226 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,938 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,940 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,422 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,232 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,556 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,513 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,694 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,801 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 61,343 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,397 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,894 |
| Biggest Cities in the United States | 0 | - | 4.94 | 975,882 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,585 |
| Name a City - European Countries | 0 | - | 4.90 | 65,218 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,050 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,965 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,917 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,476 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,694 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,869 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,928 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,831 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,653 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,412 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,803 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,221 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,511 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,243 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,733 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,985 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,179 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,829 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,062 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,041 |
| Largest City by Island | 0 | - | 4.87 | 71,692 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,798 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,689 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,270 |
| Megacities on a World Map | 0 | - | 4.98 | 253,489 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,125 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,225 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,727 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,262 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,100 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,773 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,119 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,096 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,517 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,167 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,450 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,093 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,446 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,849 |
| Random Asian City to Country | 0 | - | 4.56 | 44,460 |
| Europe Capital to Country | 0 | - | 4.99 | 249,626 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,619 |
| European Capitals by Map | 0 | - | 4.99 | 138,644 |
| African Capitals by Map | 0 | - | 4.99 | 133,404 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,906 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,258 |
| European Coastal Capitals | 0 | - | 4.95 | 90,404 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,268 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,604 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,751 |
| Countries of the Middle East | 0 | - | 4.96 | 200,795 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,798 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,925 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,685 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,306 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,560 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,992 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,836 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,103 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,060 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,720 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,915 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,673 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,904 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,850 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,130 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,820 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,603 |
| Official Cities in the UK | 0 | - | 4.89 | 283,144 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,529 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,168 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,263 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,910 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,026 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,086 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,120 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,191 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,086 |
| Monarchies of Asia | 0 | - | 4.97 | 70,994 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,786 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,364 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,803 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,021 |
| Most Populous Islands | 0 | - | 4.80 | 122,803 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,279 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,509 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,772 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,821 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,142 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,322 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,677 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,155 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,944 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,571 |
| Kazakhstan Country Quiz | 0 | - | 4.74 | 36,076 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,335 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,799 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,406 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,945 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,543 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,005 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,961 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,088 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,535 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,570 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,915 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,882 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,111 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,066 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,056 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 132,333 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,336 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,138 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,950 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,728 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,864 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,296 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,810 |
| Japan Country Quiz | 0 | - | 4.93 | 142,245 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,691 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,665 |
| Syria Country Quiz | 0 | - | 4.81 | 32,684 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,437 |
| States of India Map Quiz | 0 | - | 4.83 | 26,419 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,967 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,640 |
| Boundary Waters | 0 | - | 4.92 | 88,382 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,088 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,920 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,194 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,350 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,534 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,077 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,408 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,049 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,924 |
| Biggest City by Region | 0 | - | 4.50 | 36,128 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,057 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,058 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,076 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,159 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,155 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,330 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,170 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,239 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,600 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,516 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,057 |
