| South America Capitals Quiz | 0 | - | 5.00 | 484,947 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,995 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,169 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,959 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,871 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,662 |
| Central American Countries | 0 | - | 4.98 | 157,326 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,982 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,643 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,313 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,589 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,567 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,609 |
| Belize Country Quiz | 0 | - | 4.85 | 21,083 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,127 |
| 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 | 743,710 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,781 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,628 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,085 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,352 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,540 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,573 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,133 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,597 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,455 |
| South American Cities on the Map | 0 | - | 4.52 | 35,549 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,817 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,051 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,194 |
| Europe Capital to Country | 0 | - | 4.99 | 252,055 |
| Asia Capital to Country | 0 | - | 4.96 | 127,385 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,963 |
| European Capitals by Map | 0 | - | 4.99 | 142,067 |
| African Capitals by Map | 0 | - | 4.99 | 142,130 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,896 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,862 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,176 |
| European Coastal Capitals | 0 | - | 4.95 | 91,299 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,189 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,675 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,755 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,161 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,653 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,001 |
| World Capitals Quiz | 0 | - | 5.00 | 5,105,513 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,402 |
| Official Cities in the UK | 0 | - | 4.89 | 286,205 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,935 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,639 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,228 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,576 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,101 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,390 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,581 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,947 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,702 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,596 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,144 |
| 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 | 58,816 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,938 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,003 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,883 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,630 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,918 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,516 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,168 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,337 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,825 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,605 |
| 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 | 112,391 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,433 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,562 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,469 |
| States of Mexico | 0 | - | 4.96 | 178,232 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,416 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,816 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,057 |
| Random European Capital to Country | 0 | - | 4.98 | 192,124 |
| Random European Country to Capital | 0 | - | 4.93 | 165,881 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,980 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,412 |
| Random African Capital to Country | 0 | - | 4.97 | 101,339 |
| Random African Country to Capital | 0 | - | 4.95 | 71,742 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,320 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,532 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,437 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,616 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,480 |
| 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 | 112,268 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,298 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,341 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,355 |
| U.S. States By Population | 0 | - | 4.92 | 154,132 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,214 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,883 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,075 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,537 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,088 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,041 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,222 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,674 |
| 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 | 16,497 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,290 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,590 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,420 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,341 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,967 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,195 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,212 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,129 |
| Countries by Capital City | 0 | - | 5.00 | 69,374 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,844 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,219 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,820 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,153 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,805 |
| Moved Capital Cities | 0 | - | 4.96 | 74,641 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,257 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,366 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,391 |
| 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 | 168,650 |
| 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 | 83,027 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,430 |
| 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 | 102,942 |
| Cities by Former Name | 0 | - | 4.83 | 92,043 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,680 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,979 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,821 |
| World Capitals by Map | 0 | - | 5.00 | 289,316 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,819 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,390 |
| Random Country to Capital | 0 | - | 4.98 | 927,947 |
| Capitals Starting With H | 0 | - | 4.91 | 93,330 |
| Capitals Starting With K | 0 | - | 4.89 | 84,397 |
| Capitals Starting With M | 0 | - | 4.94 | 109,180 |
| Capitals Starting With P | 0 | - | 4.88 | 79,008 |
| 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 | 76,840 |
| 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 | 97,202 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,980 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,331 |
| Cities in European History #1 | 0 | - | 4.63 | 134,603 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,450 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,880 |
| 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 | 54,477 |
| 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 | 94,771 |
| 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 | 376,913 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,495 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,732 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,977 |
| 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 | 216,464 |
| Random European City to Country | 0 | - | 4.69 | 118,455 |
| Random Asian City to Country | 0 | - | 4.56 | 44,619 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,674 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,575 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,835 |
| Former Capitals | 0 | - | 4.88 | 71,675 |
| Capital Cities Chain | 0 | - | 4.84 | 83,358 |
| 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 | 91,559 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,096 |
| Territories of the United States | 0 | - | 4.80 | 52,621 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,874 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,888 |
