| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,301 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,517 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,080 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,582 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,333 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,828 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,710 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,435 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,820 |
| Name a City - European Countries | 0 | - | 4.92 | 64,274 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,419 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,869 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,724 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| North America Cities by Map | 0 | - | 4.41 | 47,593 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,237 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,489 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,318 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,250 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,035 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,666 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,247 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,601 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,655 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,542 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,963 |
| Europe Capital to Country | 0 | - | 4.99 | 247,288 |
| Asia Capital to Country | 0 | - | 4.96 | 125,630 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,299 |
| European Capitals by Map | 0 | - | 4.99 | 135,955 |
| African Capitals by Map | 0 | - | 4.99 | 132,057 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,977 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,074 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,524 |
| European Coastal Capitals | 0 | - | 4.95 | 89,649 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,147 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,414 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,532 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,380 |
| Official Cities in the UK | 0 | - | 4.89 | 280,157 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,519 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,447 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,587 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,543 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,329 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,011 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,081 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,648 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,369 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,706 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,495 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,857 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,758 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,793 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,844 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,565 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,033 |
| Which City in Canada? | 0 | - | 4.82 | 56,607 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,059 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,090 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,505 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,673 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,745 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,690 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,609 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,459 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,486 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Central American Countries | 0 | - | 4.98 | 154,920 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,523 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,983 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,579 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,675 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,618 |
| States of Mexico | 0 | - | 4.95 | 173,027 |
| South American Cities on the Map | 0 | - | 4.57 | 35,228 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,583 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,818 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,570 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,519 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,481 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,233 |
| Countries by Capital City | 0 | - | 5.00 | 66,470 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,228 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,808 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,968 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,344 |
| Moved Capital Cities | 0 | - | 4.96 | 73,514 |
| Canada Country Quiz | 0 | - | 4.54 | 131,626 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,556 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,395 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,101 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,313 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,152 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,954 |
| Random European Capital to Country | 0 | - | 4.98 | 189,068 |
| Random European Country to Capital | 0 | - | 4.92 | 147,336 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,281 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,331 |
| Random African Capital to Country | 0 | - | 4.97 | 99,677 |
| Random African Country to Capital | 0 | - | 4.94 | 70,154 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,646 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,292 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,721 |
| Pixelated United States Map | 0 | - | 4.89 | 93,313 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,586 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,214 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,278 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,487 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,756 |
| U.S. States By Population | 0 | - | 4.92 | 152,255 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,257 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,774 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,840 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,449 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,707 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,784 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,775 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,031 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,399 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,026 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,612 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,034 |
| North American Sports Cities | 0 | - | 4.83 | 170,755 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,881 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,939 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,640 |
| Cities by Former Name | 0 | - | 4.84 | 90,876 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,641 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,188 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,774 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,784 |
| World Capitals by Map | 0 | - | 5.00 | 282,837 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,599 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,298 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,209 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,579 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,743 |
| Random Country to Capital | 0 | - | 4.98 | 910,552 |
| Capitals Starting With H | 0 | - | 4.90 | 89,017 |
| Capitals Starting With K | 0 | - | 4.85 | 75,492 |
| Capitals Starting With M | 0 | - | 4.93 | 105,790 |
| Capitals Starting With P | 0 | - | 4.88 | 77,011 |
| Capitals Starting With R | 0 | - | 4.87 | 80,810 |
| Capitals Starting With S | 0 | - | 4.89 | 84,619 |
| Capitals Starting With T | 0 | - | 4.84 | 75,145 |
| Capitals Starting With W | 0 | - | 4.89 | 90,465 |
| Capitals Starting With A | 0 | - | 4.97 | 126,301 |
| Capitals Starting With B | 0 | - | 4.89 | 117,055 |
| Capitals Starting With D | 0 | - | 4.93 | 95,151 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,740 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,015 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,117 |
| Which City in Europe? | 0 | - | 4.83 | 106,549 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,106 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,389 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,967 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,870 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,753 |
| American TV Show Settings | 0 | - | 4.35 | 30,580 |
| Cities in European History #1 | 0 | - | 4.63 | 132,963 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,545 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,792 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,002 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,118 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,215 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,710 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,136 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,060 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,540 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,010 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,262 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,096 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,887 |
| Random European City to Country | 0 | - | 4.69 | 116,224 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,501 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,464 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,273 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 21,955 |
| Former Capitals | 0 | - | 4.88 | 71,091 |
| Capital Cities Chain | 0 | - | 4.84 | 81,806 |
| Coldest World Capitals | 0 | - | 4.95 | 132,983 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,695 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,878 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,097 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,269 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,437 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,026 |
| Belize Country Quiz | 0 | - | 4.85 | 20,781 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,314 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,946 |
| Flags of North and South America | 0 | - | 4.99 | 365,593 |
| Territories of the United States | 0 | - | 4.79 | 52,102 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,163 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,345 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,261 |
