| North America Capitals Quiz | 0 | - | 4.99 | 218,483 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,792 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,581 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,245 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,727 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,895 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,023 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,169 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,336 |
| Europe Capital to Country | 0 | - | 4.99 | 249,113 |
| Asia Capital to Country | 0 | - | 4.96 | 126,253 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,302 |
| European Capitals by Map | 0 | - | 4.99 | 138,021 |
| African Capitals by Map | 0 | - | 4.99 | 132,977 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,825 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,696 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,070 |
| European Coastal Capitals | 0 | - | 4.95 | 90,198 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,388 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,496 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,098 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,638 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,555 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,073 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,769 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,765 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,573 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,971 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,910 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,057 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,787 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,959 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,490 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,761 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,530 |
| North America Cities by Map | 0 | - | 4.41 | 47,725 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,002 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,386 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,416 |
| Random European Capital to Country | 0 | - | 4.98 | 190,248 |
| Random European Country to Capital | 0 | - | 4.93 | 161,400 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,948 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,046 |
| Random African Capital to Country | 0 | - | 4.97 | 100,247 |
| Random African Country to Capital | 0 | - | 4.94 | 70,835 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,219 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,757 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,982 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,722 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,614 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,303 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,279 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,288 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,130 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,174 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,178 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,199 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,202 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,584 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,800 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,275 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,924 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,553 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,835 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,314 |
| Official Cities in the UK | 0 | - | 4.89 | 282,425 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,674 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,515 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,122 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,937 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,221 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,078 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,505 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,225 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,598 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,259 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,770 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,360 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,125 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,092 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,158 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,701 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,269 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,757 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,341 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,398 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,372 |
| Central American Countries | 0 | - | 4.98 | 155,634 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,139 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,581 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,137 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,270 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,634 |
| States of Mexico | 0 | - | 4.95 | 175,003 |
| South American Cities on the Map | 0 | - | 4.56 | 35,331 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,576 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,693 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,105 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,135 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,680 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,300 |
| Countries by Capital City | 0 | - | 5.00 | 67,616 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,822 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,315 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,014 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,771 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,115 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,257 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,996 |
| Moved Capital Cities | 0 | - | 4.96 | 73,934 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,897 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,475 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,434 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,086 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,690 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,497 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,110 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,348 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,211 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,832 |
| Pixelated United States Map | 0 | - | 4.89 | 93,895 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,451 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,002 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,012 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,484 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,698 |
| U.S. States By Population | 0 | - | 4.92 | 152,858 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,991 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,220 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,258 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,021 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,027 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,344 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,623 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,418 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,927 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,358 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,021 |
| North American Sports Cities | 0 | - | 4.83 | 171,524 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,077 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,488 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,101 |
| Cities by Former Name | 0 | - | 4.84 | 91,314 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,254 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,483 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,859 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,637 |
| World Capitals by Map | 0 | - | 5.00 | 285,040 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,023 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,378 |
| Random Country to Capital | 0 | - | 4.98 | 916,019 |
| Capitals Starting With H | 0 | - | 4.90 | 91,797 |
| Capitals Starting With K | 0 | - | 4.85 | 75,992 |
| Capitals Starting With L | 0 | - | 4.81 | 87,205 |
| Capitals Starting With M | 0 | - | 4.93 | 106,674 |
| Capitals Starting With P | 0 | - | 4.88 | 77,499 |
| Capitals Starting With R | 0 | - | 4.87 | 81,276 |
| Capitals Starting With S | 0 | - | 4.89 | 85,127 |
| Capitals Starting With T | 0 | - | 4.84 | 75,608 |
| Capitals Starting With W | 0 | - | 4.87 | 90,895 |
| Capitals Starting With A | 0 | - | 4.97 | 127,033 |
| Capitals Starting With B | 0 | - | 4.89 | 117,698 |
| Capitals Starting With D | 0 | - | 4.93 | 95,771 |
| Which City in Europe? | 0 | - | 4.83 | 107,061 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,277 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,469 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,247 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,018 |
| American TV Show Settings | 0 | - | 4.35 | 30,620 |
| Cities in European History #1 | 0 | - | 4.63 | 133,610 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,275 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,666 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,846 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,085 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,536 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,395 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,548 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,416 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,205 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,165 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,754 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,092 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,453 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,614 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,114 |
| Random European City to Country | 0 | - | 4.69 | 117,217 |
| Random Asian City to Country | 0 | - | 4.56 | 44,445 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,193 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,507 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,586 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,797 |
| Former Capitals | 0 | - | 4.88 | 71,314 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,517 |
| Capital Cities Chain | 0 | - | 4.84 | 82,319 |
| Coldest World Capitals | 0 | - | 4.95 | 133,252 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,234 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,661 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,489 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,003 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,962 |
