| North America Capitals Quiz | 0 | - | 4.99 | 188,587 |
| United States Map Quiz | 0 | - | 4.98 | 3,922,636 |
| Canada Geography Trivia | 0 | - | 4.81 | 45,064 |
| Countries of Europe by Population | 0 | - | 4.98 | 129,639 |
| Countries of North America Quiz | 0 | - | 5.00 | 890,598 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 588,775 |
| North America Map Quiz | 0 | - | 4.98 | 202,050 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 138,746 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 110,800 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 856,666 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 208,032 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 163,108 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 159,391 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 81,878 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 90,233 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 47,858 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,996 |
| Canada Provinces and Territories | 0 | - | 5.00 | 292,217 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 48,611 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,689 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,236 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 86,279 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 127,833 |
| Countries with Megacities | 0 | - | 4.99 | 200,136 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 173,682 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,132 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 97,208 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 65,115 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 250,976 |
| Central American Countries | 0 | - | 4.98 | 140,666 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,072 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 117,583 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,321,821 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 351,975 |
| Biggest Cities in the World | 0 | - | 4.90 | 696,244 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,462 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 146,350 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,477 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,558 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 68,992 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,645 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,917 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 247,047 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,947 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 103,939 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 71,563 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 51,021 |
| Biggest City by Time Zone | 0 | - | 4.84 | 55,342 |
| Biggest City in Every Country | 0 | - | 4.98 | 80,295 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 172,467 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 93,334 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 98,439 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 66,076 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 72,675 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 375,639 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 66,287 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,777 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,389 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,750 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,110 |
| Biggest Cities in the United States | 0 | - | 4.93 | 843,038 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 337,117 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,937 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 39,883 |
| North America Cities by Map | 0 | - | 4.40 | 45,516 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,051 |
| Africa Capitals Quiz | 0 | - | 4.99 | 642,818 |
| Asia Capitals Quiz | 0 | - | 4.98 | 601,546 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,540 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,180 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,142 |
| Most Populous Countries by Year | 0 | - | 4.81 | 94,919 |
| Most Populous Country by First Two Letters | 0 | - | 4.75 | 67,417 |
| Demographics Multiple Choice | 0 | - | 4.64 | 40,032 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,091 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 97,673 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 82,573 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 94,413 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 72,033 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,707 |
| Biggest Cities by Language | 0 | - | 4.95 | 215,562 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,176 |
| Most Populous World Capitals | 0 | - | 4.93 | 149,724 |
| Biggest European Cities by Century | 0 | - | 4.98 | 119,844 |
| Megacities on a World Map | 0 | - | 4.98 | 222,707 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 519,443 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,463 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,163 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 85,714 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 152,457 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 206,729 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 110,374 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 69,083 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,647 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 54,015 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 67,350 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 87,692 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 94,685 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 57,899 |
| Europe Capital to Country | 0 | - | 4.99 | 222,038 |
| Asia Capital to Country | 0 | - | 4.96 | 106,596 |
| EU Capitals with No Hints | 0 | - | 4.96 | 126,160 |
| European Capitals by Map | 0 | - | 4.99 | 96,303 |
| African Capitals by Map | 0 | - | 4.99 | 112,600 |
| Asian Capitals by Map | 0 | - | 4.98 | 48,317 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 79,886 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 73,261 |
| European Coastal Capitals | 0 | - | 4.95 | 78,015 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 47,149 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 231,867 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 195,908 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,494 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 144,931 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 147,148 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,610 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 133,537 |
| South America Map Quiz | 0 | - | 5.00 | 1,431,252 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 108,476 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,175 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 107,866 |
| Most Spoken Languages in Canada | 0 | - | 4.84 | 47,653 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 161,126 |
| Territories of the United States | 0 | - | 4.77 | 48,837 |
| Canada Immigration by Country | 0 | - | 4.52 | 57,658 |
| Top U.S. Cash Crops | 0 | - | 4.41 | 59,262 |
| Most Populous Islands | 0 | - | 4.71 | 113,509 |
| Islands by Largest City #1 | 0 | - | 4.48 | 82,476 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,824 |
| Most Populous Islands of Europe | 0 | - | 4.53 | 24,309 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 147,189 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 50,128 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 65,168 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.90 | 7,280 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 155,893 |
| Biggest Cities in Asia | 0 | - | 4.94 | 97,167 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 44,093 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,303 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 42,549 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 162,941 |
| Official Cities in the UK | 0 | - | 4.86 | 234,894 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 15,713 |
| South America Capitals Quiz | 0 | - | 5.00 | 430,431 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 53,054 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,971 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 106,555 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,675 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 67,388 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 52,107 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,498 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 223,292 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 61,521 |
| Boundary Waters | 0 | - | 4.93 | 81,608 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 75,866 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 51,168 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,188 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 68,318 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 201,991 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 121,819 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 307,614 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 99,155 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 56,454 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 96,036 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,090 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,808 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,144 |
| Name a Valid European Capital | 0 | - | 4.94 | 126,542 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 62,105 |
| American Countries With No Atlantic Coastline | 0 | - | 4.90 | 73,676 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 95,208 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 93,756 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 98,106 |
| Biggest Cities by Trait #1 | 0 | - | 4.45 | 43,243 |
| Biggest City by Region | 0 | - | 4.50 | 33,920 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,766 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,549 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 77,472 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,261 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,439,398 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 330,623 |
| Canadian Geography on the Map | 0 | - | 4.56 | 24,342 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.09 | 37,810 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.47 | 94,077 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.79 | 56,566 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 61,664 |
| Top 10 Newest U.S. States | 0 | - | 4.80 | 68,443 |
| Top 10 Most Asian U.S. States | 0 | - | 4.79 | 61,987 |
| Top 10 Most Obese U.S. States | 0 | - | 4.52 | 77,975 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.49 | 64,940 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.45 | 48,645 |
| Top 10 Most White U.S. States | 0 | - | 4.53 | 56,148 |
| Top 10 Most German U.S. States | 0 | - | 4.50 | 42,489 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.85 | 22,177 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,611 |
| Islands by Largest City #2 | 0 | - | 4.72 | 26,946 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.39 | 79,272 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,264 |
| Biggest Cities in Europe | 0 | - | 4.75 | 470,570 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 142,659 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,447 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 104,021 |
