| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,723 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,714 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,382 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,511 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,883 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,262 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,835 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,531 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,268 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,847 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,971 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,381 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,622 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,723 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,701 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,671 |
| North America Cities by Map | 0 | - | 4.41 | 47,914 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,361 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,309 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,562 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,600 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,479 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,458 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,470 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,610 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,543 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,314 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,667 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,156 |
| World Capitals Quiz | 0 | - | 5.00 | 5,099,232 |
| Europe Capital to Country | 0 | - | 4.99 | 251,761 |
| Asia Capital to Country | 0 | - | 4.96 | 127,270 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,756 |
| European Capitals by Map | 0 | - | 4.99 | 141,695 |
| African Capitals by Map | 0 | - | 4.99 | 141,766 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,758 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,714 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,044 |
| European Coastal Capitals | 0 | - | 4.95 | 91,169 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,106 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,070 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,473 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,092 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,338 |
| Official Cities in the UK | 0 | - | 4.89 | 285,754 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,909 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,613 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,944 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,096 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,460 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,942 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,296 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,496 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,831 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,627 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,451 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,691 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,781 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,801 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,110 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,880 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,374 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,786 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,503 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,700 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,721 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,389 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,481 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,266 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,115 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,843 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,767 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| Central American Countries | 0 | - | 4.98 | 157,173 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,192 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,221 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,991 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,485 |
| States of Mexico | 0 | - | 4.96 | 177,805 |
| South American Cities on the Map | 0 | - | 4.52 | 35,532 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,092 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,172 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,863 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,055 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,026 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,929 |
| Countries by Capital City | 0 | - | 5.00 | 69,184 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,727 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,100 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,325 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,695 |
| Moved Capital Cities | 0 | - | 4.96 | 74,572 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,165 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,034 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,490 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,009 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,252 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,466 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,754 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,985 |
| Random European Capital to Country | 0 | - | 4.98 | 191,941 |
| Random European Country to Capital | 0 | - | 4.93 | 165,724 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,917 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,328 |
| Random African Country to Capital | 0 | - | 4.95 | 71,658 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,089 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,952 |
| Pixelated United States Map | 0 | - | 4.88 | 94,704 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,898 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,120 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,125 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,148 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,147 |
| U.S. States By Population | 0 | - | 4.92 | 154,029 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,075 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,802 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,976 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,001 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,551 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,117 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,595 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,779 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,593 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,335 |
| North American Sports Cities | 0 | - | 4.83 | 173,006 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,518 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,298 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,836 |
| Cities by Former Name | 0 | - | 4.83 | 91,952 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,638 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,918 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,120 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,697 |
| World Capitals by Map | 0 | - | 5.00 | 288,886 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,738 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,273 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,182 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,302 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,289 |
| Random Country to Capital | 0 | - | 4.98 | 926,338 |
| Capitals Starting With H | 0 | - | 4.91 | 93,183 |
| Capitals Starting With K | 0 | - | 4.88 | 84,259 |
| Capitals Starting With M | 0 | - | 4.93 | 108,909 |
| Capitals Starting With P | 0 | - | 4.88 | 78,851 |
| Capitals Starting With R | 0 | - | 4.88 | 82,385 |
| Capitals Starting With S | 0 | - | 4.90 | 86,420 |
| Capitals Starting With T | 0 | - | 4.85 | 76,716 |
| Capitals Starting With W | 0 | - | 4.87 | 91,646 |
| Capitals Starting With A | 0 | - | 4.97 | 128,909 |
| Capitals Starting With B | 0 | - | 4.89 | 119,308 |
| Capitals Starting With D | 0 | - | 4.93 | 97,048 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,710 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,218 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,241 |
| Which City in Europe? | 0 | - | 4.83 | 107,796 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,425 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,956 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,687 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,300 |
| American TV Show Settings | 0 | - | 4.37 | 30,694 |
| Cities in European History #1 | 0 | - | 4.63 | 134,501 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,432 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,939 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,202 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,391 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,465 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,542 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,302 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,659 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,053 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,213 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,728 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,775 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,192 |
| Random European City to Country | 0 | - | 4.69 | 118,327 |
| Random Asian City to Country | 0 | - | 4.56 | 44,602 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,544 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,573 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,478 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,706 |
| Former Capitals | 0 | - | 4.88 | 71,631 |
| Capital Cities Chain | 0 | - | 4.84 | 83,245 |
| Coldest World Capitals | 0 | - | 4.95 | 134,095 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,037 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,435 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,681 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,684 |
| Which City in Canada? | 0 | - | 4.83 | 57,303 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,987 |
| Belize Country Quiz | 0 | - | 4.85 | 21,064 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,788 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,485 |
| Flags of North and South America | 0 | - | 4.99 | 376,150 |
| Largest United States Airlines | 0 | - | 4.39 | 55,132 |
| Territories of the United States | 0 | - | 4.80 | 52,577 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,825 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,840 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,465 |
