| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,100 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,810 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,838 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,792 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,442 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,031 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,439 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,160 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,136 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,542 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,587 |
| North America Cities by Map | 0 | - | 4.41 | 47,808 |
| Name a City - European Countries | 0 | - | 4.90 | 65,386 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,694 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,901 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,386 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,352 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,612 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,601 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,300 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,570 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,334 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,679 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,611 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,096 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,930 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,089 |
| Europe Capital to Country | 0 | - | 4.99 | 250,238 |
| Asia Capital to Country | 0 | - | 4.96 | 126,661 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,879 |
| European Capitals by Map | 0 | - | 4.99 | 139,161 |
| African Capitals by Map | 0 | - | 4.99 | 133,790 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,399 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,068 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,422 |
| European Coastal Capitals | 0 | - | 4.95 | 90,602 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,587 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,018 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,048 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,831 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,355 |
| World Capitals Quiz | 0 | - | 5.00 | 5,073,743 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,306 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,885 |
| Official Cities in the UK | 0 | - | 4.89 | 283,746 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,762 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,558 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,484 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,038 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,268 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,840 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,175 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,368 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,290 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,000 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,041 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,774 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,692 |
| Which City in Canada? | 0 | - | 4.83 | 57,074 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,969 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,468 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,143 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,482 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,052 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,148 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,425 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,682 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,378 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,457 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,385 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,159 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,396 |
| Central American Countries | 0 | - | 4.98 | 156,476 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,648 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,058 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,429 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,739 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,946 |
| States of Mexico | 0 | - | 4.96 | 176,109 |
| South American Cities on the Map | 0 | - | 4.53 | 35,426 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,475 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,522 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,668 |
| Random European Capital to Country | 0 | - | 4.98 | 190,913 |
| Random European Country to Capital | 0 | - | 4.93 | 165,126 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,450 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,755 |
| Random African Capital to Country | 0 | - | 4.97 | 100,715 |
| Random African Country to Capital | 0 | - | 4.94 | 71,205 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,162 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,681 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,770 |
| Canada Country Quiz | 0 | - | 4.54 | 132,482 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,210 |
| Pixelated United States Map | 0 | - | 4.87 | 94,271 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,860 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,428 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,431 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,000 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,293 |
| U.S. States By Population | 0 | - | 4.92 | 153,543 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,448 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,439 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,516 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,303 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,212 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,618 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,957 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,703 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,179 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,498 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,218 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,511 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,449 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,125 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,756 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,813 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,247 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,403 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,494 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,227 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,986 |
| Countries by Capital City | 0 | - | 5.00 | 68,271 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,163 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,645 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,424 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,000 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,195 |
| Moved Capital Cities | 0 | - | 4.96 | 74,208 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,829 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,995 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,713 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,404 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,147 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,199 |
| Which City in Europe? | 0 | - | 4.83 | 107,392 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,460 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,762 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,471 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,893 |
| North American Sports Cities | 0 | - | 4.83 | 172,372 |
| American TV Show Settings | 0 | - | 4.35 | 30,648 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,318 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,392 |
| Cities by Former Name | 0 | - | 4.83 | 91,571 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,395 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,656 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,207 |
| World Capitals by Map | 0 | - | 5.00 | 286,449 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,310 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,291 |
| Random Country to Capital | 0 | - | 4.98 | 920,524 |
| Capitals Starting With H | 0 | - | 4.91 | 92,550 |
| Capitals Starting With K | 0 | - | 4.88 | 83,496 |
| Capitals Starting With L | 0 | - | 4.81 | 88,085 |
| Capitals Starting With M | 0 | - | 4.93 | 107,789 |
| Capitals Starting With P | 0 | - | 4.88 | 78,205 |
| Capitals Starting With R | 0 | - | 4.87 | 81,826 |
| Capitals Starting With S | 0 | - | 4.90 | 85,784 |
| Capitals Starting With T | 0 | - | 4.85 | 76,174 |
| Capitals Starting With W | 0 | - | 4.87 | 91,305 |
| Capitals Starting With A | 0 | - | 4.97 | 127,916 |
| Capitals Starting With B | 0 | - | 4.89 | 118,475 |
| Capitals Starting With D | 0 | - | 4.93 | 96,438 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,562 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,136 |
| Cities in European History #1 | 0 | - | 4.63 | 133,997 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,344 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,745 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,884 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,125 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,819 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,527 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,042 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,250 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,357 |
| Belize Country Quiz | 0 | - | 4.85 | 20,974 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,823 |
| Flags of North and South America | 0 | - | 4.99 | 373,115 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,379 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,797 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,559 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,975 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,041 |
| Random European City to Country | 0 | - | 4.69 | 117,668 |
| Random Asian City to Country | 0 | - | 4.56 | 44,535 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,883 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,799 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,197 |
| Former Capitals | 0 | - | 4.88 | 71,458 |
| Capital Cities Chain | 0 | - | 4.84 | 82,738 |
| Coldest World Capitals | 0 | - | 4.95 | 133,559 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,565 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,897 |
| US States and State Capitals | 0 | - | 4.99 | 162,431 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,465 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,771 |
| Territories of the United States | 0 | - | 4.80 | 52,394 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,602 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,671 |
