| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,367 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,753 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,285 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,698 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,767 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,071 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,860 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,502 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,871 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,924 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,535 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,089 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,455 |
| North America Cities by Map | 0 | - | 4.41 | 47,606 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,316 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,227 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,696 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,349 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,286 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,701 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,314 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,666 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,750 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,582 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,381 |
| Europe Capital to Country | 0 | - | 4.99 | 247,446 |
| Asia Capital to Country | 0 | - | 4.96 | 125,705 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,396 |
| European Capitals by Map | 0 | - | 4.99 | 136,143 |
| African Capitals by Map | 0 | - | 4.99 | 132,110 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,065 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,142 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,575 |
| European Coastal Capitals | 0 | - | 4.95 | 89,711 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,169 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,632 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,684 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,406 |
| Official Cities in the UK | 0 | - | 4.89 | 280,408 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,535 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,455 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,648 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,626 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,375 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,074 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,138 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,680 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,413 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,741 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,690 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,916 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,836 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,901 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,929 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,592 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,308 |
| Which City in Canada? | 0 | - | 4.82 | 56,643 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,195 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,154 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 42,501 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,829 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,792 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,781 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,645 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,505 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,901 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,651 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,517 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,337 |
| Central American Countries | 0 | - | 4.98 | 154,988 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,616 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,721 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,798 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,750 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,757 |
| States of Mexico | 0 | - | 4.95 | 173,263 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,695 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,886 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,615 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,566 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,557 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,345 |
| Countries by Capital City | 0 | - | 5.00 | 66,566 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,286 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,872 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,236 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,391 |
| Moved Capital Cities | 0 | - | 4.96 | 73,557 |
| Canada Country Quiz | 0 | - | 4.54 | 131,682 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,586 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,399 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,124 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,402 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,174 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,992 |
| Random European Capital to Country | 0 | - | 4.98 | 189,146 |
| Random European Country to Capital | 0 | - | 4.92 | 147,396 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,340 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,369 |
| Random African Capital to Country | 0 | - | 4.97 | 99,708 |
| Random African Country to Capital | 0 | - | 4.94 | 70,196 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,720 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,413 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,813 |
| Pixelated United States Map | 0 | - | 4.89 | 93,435 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,679 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,319 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,366 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,600 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,864 |
| U.S. States By Population | 0 | - | 4.92 | 152,323 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,355 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,832 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,877 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,513 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,743 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,855 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,842 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,062 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,455 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,053 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,646 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,078 |
| North American Sports Cities | 0 | - | 4.83 | 170,848 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,904 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,038 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,694 |
| Cities by Former Name | 0 | - | 4.84 | 90,935 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,223 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,790 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,878 |
| World Capitals by Map | 0 | - | 5.00 | 283,076 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,636 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,436 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,244 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,605 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,790 |
| Random Country to Capital | 0 | - | 4.98 | 911,261 |
| Capitals Starting With H | 0 | - | 4.90 | 90,627 |
| Capitals Starting With K | 0 | - | 4.85 | 75,649 |
| Capitals Starting With L | 0 | - | 4.81 | 86,791 |
| Capitals Starting With M | 0 | - | 4.93 | 105,994 |
| Capitals Starting With P | 0 | - | 4.88 | 77,152 |
| Capitals Starting With R | 0 | - | 4.87 | 80,940 |
| Capitals Starting With S | 0 | - | 4.89 | 84,774 |
| Capitals Starting With T | 0 | - | 4.84 | 75,263 |
| Capitals Starting With W | 0 | - | 4.89 | 90,582 |
| Capitals Starting With A | 0 | - | 4.97 | 126,492 |
| Capitals Starting With B | 0 | - | 4.89 | 117,238 |
| Capitals Starting With D | 0 | - | 4.93 | 95,339 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,781 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,030 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,120 |
| Which City in Europe? | 0 | - | 4.83 | 106,595 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,112 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,501 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,059 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,917 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,779 |
| American TV Show Settings | 0 | - | 4.35 | 30,586 |
| Cities in European History #1 | 0 | - | 4.63 | 133,064 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,186 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,555 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,799 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,161 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,306 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,934 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,140 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,081 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,567 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,016 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,295 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,156 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,042 |
| Random European City to Country | 0 | - | 4.69 | 116,284 |
| Random Asian City to Country | 0 | - | 4.56 | 44,386 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,631 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,470 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,307 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,105 |
| Former Capitals | 0 | - | 4.88 | 71,128 |
| Capital Cities Chain | 0 | - | 4.84 | 81,882 |
| Coldest World Capitals | 0 | - | 4.95 | 133,026 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,756 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,956 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,160 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,317 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,507 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,055 |
| Belize Country Quiz | 0 | - | 4.85 | 20,792 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,870 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,106 |
| Flags of North and South America | 0 | - | 4.99 | 366,712 |
| Territories of the United States | 0 | - | 4.79 | 52,125 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,210 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,365 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,270 |
