| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,335 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,899 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,335 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,134 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,218 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,502 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,138 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,363 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,908 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,638 |
| North America Cities by Map | 0 | - | 4.41 | 47,870 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,683 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,574 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,484 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,697 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,059 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,707 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,917 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,217 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,455 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,077 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,034 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,553 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,067 |
| Europe Capital to Country | 0 | - | 4.99 | 251,152 |
| Asia Capital to Country | 0 | - | 4.96 | 126,973 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,386 |
| European Capitals by Map | 0 | - | 4.99 | 140,568 |
| African Capitals by Map | 0 | - | 4.99 | 138,309 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,063 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,419 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,769 |
| European Coastal Capitals | 0 | - | 4.95 | 90,930 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,776 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,205 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,863 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,974 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,830 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,673 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,186 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| Official Cities in the UK | 0 | - | 4.89 | 284,907 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,845 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,590 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,804 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,277 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,641 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,103 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,367 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,643 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,477 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,182 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,085 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,820 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,733 |
| Which City in Canada? | 0 | - | 4.83 | 57,187 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,315 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,507 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,675 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,494 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,656 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,940 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,521 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,477 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,753 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,796 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,605 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,966 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,351 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Central American Countries | 0 | - | 4.98 | 156,900 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,030 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,970 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,167 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,299 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,286 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,183 |
| States of Mexico | 0 | - | 4.96 | 177,118 |
| South American Cities on the Map | 0 | - | 4.53 | 35,484 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,897 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,655 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,861 |
| Random European Capital to Country | 0 | - | 4.98 | 191,616 |
| Random European Country to Capital | 0 | - | 4.93 | 165,500 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,777 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,102 |
| Random African Capital to Country | 0 | - | 4.97 | 100,996 |
| Random African Country to Capital | 0 | - | 4.94 | 71,477 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,745 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,057 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,082 |
| Canada Country Quiz | 0 | - | 4.54 | 132,746 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,412 |
| Pixelated United States Map | 0 | - | 4.88 | 94,524 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,197 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,807 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,758 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,434 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,761 |
| U.S. States By Population | 0 | - | 4.92 | 153,815 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,812 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,640 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,770 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,584 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,359 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,845 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,343 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,987 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,455 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,699 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,481 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,476 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,716 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,123 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,054 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,677 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,638 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,793 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,650 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,499 |
| Countries by Capital City | 0 | - | 5.00 | 68,787 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,463 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,900 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,501 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,066 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,493 |
| Moved Capital Cities | 0 | - | 4.96 | 74,410 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,002 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,157 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,053 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,532 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,198 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,228 |
| Which City in Europe? | 0 | - | 4.83 | 107,661 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,959 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,011 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,655 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,145 |
| North American Sports Cities | 0 | - | 4.83 | 172,743 |
| American TV Show Settings | 0 | - | 4.35 | 30,671 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,435 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,664 |
| Cities by Former Name | 0 | - | 4.83 | 91,798 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,529 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,809 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,493 |
| World Capitals by Map | 0 | - | 5.00 | 287,892 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,561 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,096 |
| Random Country to Capital | 0 | - | 4.98 | 923,816 |
| Capitals Starting With H | 0 | - | 4.91 | 92,802 |
| Capitals Starting With K | 0 | - | 4.88 | 83,858 |
| Capitals Starting With L | 0 | - | 4.81 | 88,323 |
| Capitals Starting With M | 0 | - | 4.93 | 108,195 |
| Capitals Starting With P | 0 | - | 4.88 | 78,432 |
| Capitals Starting With R | 0 | - | 4.87 | 82,051 |
| Capitals Starting With S | 0 | - | 4.90 | 86,035 |
| Capitals Starting With T | 0 | - | 4.84 | 76,378 |
| Capitals Starting With W | 0 | - | 4.87 | 91,435 |
| Capitals Starting With A | 0 | - | 4.97 | 128,397 |
| Capitals Starting With B | 0 | - | 4.88 | 118,809 |
| Capitals Starting With D | 0 | - | 4.93 | 96,709 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,006 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,224 |
| Cities in European History #1 | 0 | - | 4.63 | 134,293 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,818 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,917 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,173 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,172 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,553 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,343 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,522 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,448 |
| Belize Country Quiz | 0 | - | 4.85 | 21,026 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,498 |
| Flags of North and South America | 0 | - | 4.99 | 374,857 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,425 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,590 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,826 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,482 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,716 |
| Random European City to Country | 0 | - | 4.69 | 118,143 |
| Random Asian City to Country | 0 | - | 4.56 | 44,568 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,350 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,243 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,492 |
| Former Capitals | 0 | - | 4.88 | 71,555 |
| Capital Cities Chain | 0 | - | 4.84 | 83,045 |
| Coldest World Capitals | 0 | - | 4.95 | 133,767 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,837 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,186 |
| US States and State Capitals | 0 | - | 4.99 | 163,820 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,781 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,223 |
| Territories of the United States | 0 | - | 4.80 | 52,495 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,739 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,765 |
