| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,882 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,934 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,786 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,848 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,798 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,743 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,024 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,206 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,306 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,350 |
| Asia Capital to Country | 0 | - | 4.96 | 125,671 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,037 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,159 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,186 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,530 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,115 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,395 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,507 |
| Capitals of the Stans | 0 | - | 4.95 | 26,382 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,514 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,878 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,333 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,189 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,978 |
| Random European Capital to Country | 0 | - | 4.98 | 189,110 |
| Random European Country to Capital | 0 | - | 4.92 | 147,371 |
| Random African Capital to Country | 0 | - | 4.97 | 99,691 |
| Random African Country to Capital | 0 | - | 4.94 | 70,166 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,115 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,389 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,306 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,160 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,729 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,809 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,787 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,587 |
| Vietnam War Countries | 0 | - | 4.83 | 93,562 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,955 |
| Countries with Megacities | 0 | - | 4.99 | 246,398 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,870 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,775 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,323 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,728 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,406 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,744 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,595 |
| Biggest Cities in India | 0 | - | 4.70 | 67,301 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,728 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,257 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,652 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,579 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,055 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,760 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,778 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,797 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,428 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,529 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,190 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,566 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,543 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,689 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,764 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,808 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,402 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,454 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,869 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,491 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,988 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,098 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,685 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,613 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,442 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,265 |
| Name a City - European Countries | 0 | - | 4.92 | 64,309 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,110 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,312 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,100 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,103 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,221 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,821 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,336 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,514 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,245 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,294 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,759 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,906 |
| Largest City by Island | 0 | - | 4.87 | 70,986 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,333 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,455 |
| Biggest European Cities by Century | 0 | - | 4.98 | 141,122 |
| Megacities on a World Map | 0 | - | 4.98 | 250,703 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,743 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,796 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,783 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,417 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,570 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,254 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,068 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,370 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,216 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,202 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,551 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,517 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,748 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,146 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,529 |
| Official Cities in the UK | 0 | - | 4.89 | 280,318 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,287 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,708 |
| Europe Capital to Country | 0 | - | 4.99 | 247,386 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,354 |
| European Capitals by Map | 0 | - | 4.99 | 136,076 |
| African Capitals by Map | 0 | - | 4.99 | 132,091 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,994 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,672 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,592 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,362 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,051 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,106 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,555 |
| European Coastal Capitals | 0 | - | 4.95 | 89,688 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,519 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,637 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,391 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,663 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,727 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,833 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,046 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,014 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,644 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,642 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,713 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,902 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,074 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,887 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,197 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,502 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,071 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,348 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,720 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,130 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,769 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,184 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,637 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,332 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,026 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,779 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,801 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,742 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,200 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,630 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,588 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,126 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,813 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,299 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,188 |
| Most Populous Islands | 0 | - | 4.78 | 121,933 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,194 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,398 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,767 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,595 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,825 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,629 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,186 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,397 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,112 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,645 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,688 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,779 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,380 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,478 |
| Biggest Cities in Japan | 0 | - | 4.67 | 82,485 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,060 |
| Biggest Cities in China | 0 | - | 4.53 | 156,882 |
| All Cities in China with Population of 1 Million | 0 | - | 4.80 | 45,305 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,675 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,782 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,982 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,893 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,355 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,359 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,164 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,222 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,768 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,466 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,845 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,698 |
| Which City in Europe? | 0 | - | 4.83 | 106,576 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,229 |
| Arms Exports - United States | 0 | - | 4.70 | 54,302 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,773 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,558 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,768 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,345 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,329 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,622 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,677 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,359 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,779 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,919 |
