| South America Capitals Quiz | 0 | - | 5.00 | 484,941 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,986 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,160 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,953 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,869 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,660 |
| Central American Countries | 0 | - | 4.98 | 157,325 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,978 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,642 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,312 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,585 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,562 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,599 |
| Belize Country Quiz | 0 | - | 4.85 | 21,083 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,104 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,694 |
| North America Cities by Map | 0 | - | 4.41 | 47,937 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,675 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,752 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,626 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,079 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,306 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,535 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,549 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,126 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,596 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,451 |
| South American Cities on the Map | 0 | - | 4.52 | 35,549 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,814 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,051 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,192 |
| Europe Capital to Country | 0 | - | 4.99 | 252,046 |
| Asia Capital to Country | 0 | - | 4.96 | 127,381 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,959 |
| European Capitals by Map | 0 | - | 4.99 | 142,057 |
| African Capitals by Map | 0 | - | 4.99 | 142,118 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,895 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,859 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,172 |
| European Coastal Capitals | 0 | - | 4.95 | 91,297 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,188 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,648 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,755 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,159 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,648 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,001 |
| World Capitals Quiz | 0 | - | 5.00 | 5,105,396 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,402 |
| Official Cities in the UK | 0 | - | 4.89 | 286,196 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,934 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,638 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,227 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,575 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,099 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,390 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,578 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,942 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,700 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,593 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,143 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,859 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,786 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,565 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,815 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,937 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,001 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,882 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,629 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,916 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,516 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,156 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,299 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,824 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,604 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,554 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,440 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,390 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,428 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,560 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,467 |
| States of Mexico | 0 | - | 4.96 | 178,222 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,412 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,816 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,055 |
| Random European Capital to Country | 0 | - | 4.98 | 192,123 |
| Random European Country to Capital | 0 | - | 4.93 | 165,879 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,979 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,412 |
| Random African Capital to Country | 0 | - | 4.97 | 101,336 |
| Random African Country to Capital | 0 | - | 4.95 | 71,742 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,318 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,531 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,436 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,615 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,478 |
| Pixelated United States Map | 0 | - | 4.88 | 94,807 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,069 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,266 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,296 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,336 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,353 |
| U.S. States By Population | 0 | - | 4.92 | 154,130 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,212 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,882 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,073 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,536 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,087 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,040 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,221 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,672 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,819 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,646 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,496 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,286 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,579 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,419 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,339 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,967 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,194 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,210 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,127 |
| Countries by Capital City | 0 | - | 5.00 | 69,371 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,843 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,218 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,813 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,153 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,804 |
| Moved Capital Cities | 0 | - | 4.96 | 74,641 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,256 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,365 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,390 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,781 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,239 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,256 |
| Which City in Europe? | 0 | - | 4.83 | 107,882 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,645 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,707 |
| Honduras Country Quiz | 0 | - | 4.52 | 24,024 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,456 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,023 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,428 |
| North American Sports Cities | 0 | - | 4.82 | 173,142 |
| American TV Show Settings | 0 | - | 4.37 | 30,701 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,556 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,941 |
| Cities by Former Name | 0 | - | 4.83 | 92,038 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,680 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,978 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,819 |
| World Capitals by Map | 0 | - | 5.00 | 289,309 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,818 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,362 |
| Random Country to Capital | 0 | - | 4.98 | 927,923 |
| Capitals Starting With H | 0 | - | 4.91 | 93,330 |
| Capitals Starting With K | 0 | - | 4.89 | 84,396 |
| Capitals Starting With M | 0 | - | 4.94 | 109,179 |
| Capitals Starting With P | 0 | - | 4.88 | 79,007 |
| Capitals Starting With R | 0 | - | 4.88 | 82,507 |
| Capitals Starting With S | 0 | - | 4.90 | 86,572 |
| Capitals Starting With T | 0 | - | 4.86 | 76,839 |
| Capitals Starting With W | 0 | - | 4.87 | 91,733 |
| Capitals Starting With A | 0 | - | 4.97 | 129,102 |
| Capitals Starting With B | 0 | - | 4.89 | 119,498 |
| Capitals Starting With D | 0 | - | 4.94 | 97,201 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,975 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,331 |
| Cities in European History #1 | 0 | - | 4.63 | 134,602 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,448 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,879 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,951 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,216 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,476 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,585 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,841 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,768 |
| Which City in Latin America? | 0 | - | 4.63 | 47,149 |
| Which City in Canada? | 0 | - | 4.83 | 57,353 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,808 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,244 |
| Flags of North and South America | 0 | - | 4.99 | 376,899 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,495 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,731 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,963 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,775 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,905 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,458 |
| Random European City to Country | 0 | - | 4.69 | 118,454 |
| Random Asian City to Country | 0 | - | 4.56 | 44,619 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,668 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,574 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,834 |
| Former Capitals | 0 | - | 4.88 | 71,675 |
| Capital Cities Chain | 0 | - | 4.84 | 83,357 |
| Coldest World Capitals | 0 | - | 4.95 | 134,154 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,122 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,558 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,093 |
| Territories of the United States | 0 | - | 4.80 | 52,620 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,874 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,887 |
