| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,701 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,285 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,052 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,070 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,729 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,046 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,088 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,719 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,342 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,790 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,707 |
| North America Cities by Map | 0 | - | 4.41 | 47,948 |
| Name a City - European Countries | 0 | - | 4.89 | 66,217 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,095 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,060 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,624 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,514 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,676 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,211 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,906 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,384 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,609 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,520 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,852 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,115 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,225 |
| Europe Capital to Country | 0 | - | 4.99 | 252,187 |
| Asia Capital to Country | 0 | - | 4.96 | 127,539 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,036 |
| European Capitals by Map | 0 | - | 4.99 | 142,182 |
| African Capitals by Map | 0 | - | 4.99 | 142,283 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,961 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,915 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,217 |
| European Coastal Capitals | 0 | - | 4.95 | 91,341 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,207 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,816 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,848 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,184 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,020 |
| World Capitals Quiz | 0 | - | 5.00 | 5,107,783 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,085 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,421 |
| Official Cities in the UK | 0 | - | 4.89 | 286,378 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,945 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,645 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,260 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,606 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,155 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,415 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,600 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,979 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,731 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,610 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,171 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,885 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,801 |
| Which City in Canada? | 0 | - | 4.83 | 57,368 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,841 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,965 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,125 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,904 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,706 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,969 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,519 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,337 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,135 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,855 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,658 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,581 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,444 |
| Central American Countries | 0 | - | 4.98 | 157,380 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,616 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,439 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,586 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,688 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,677 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,507 |
| States of Mexico | 0 | - | 4.96 | 178,336 |
| South American Cities on the Map | 0 | - | 4.52 | 35,559 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,460 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,828 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,097 |
| Random European Capital to Country | 0 | - | 4.98 | 192,175 |
| Random European Country to Capital | 0 | - | 4.93 | 165,950 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,000 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,463 |
| Random African Capital to Country | 0 | - | 4.97 | 101,373 |
| Random African Country to Capital | 0 | - | 4.95 | 71,772 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,361 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,584 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,466 |
| Canada Country Quiz | 0 | - | 4.55 | 133,070 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,620 |
| Pixelated United States Map | 0 | - | 4.88 | 94,833 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,095 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,301 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,333 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,382 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,405 |
| U.S. States By Population | 0 | - | 4.92 | 154,171 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,254 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,910 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,098 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,881 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,548 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,117 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,069 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,249 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,699 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,831 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,664 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,499 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,353 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,140 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,454 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,394 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,993 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,238 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,265 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,191 |
| Countries by Capital City | 0 | - | 5.00 | 69,445 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,889 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,259 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,995 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,172 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,839 |
| Moved Capital Cities | 0 | - | 4.96 | 74,671 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,279 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,387 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,431 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,811 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,258 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,265 |
| Which City in Europe? | 0 | - | 4.83 | 107,910 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,708 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,557 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,493 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,056 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,478 |
| North American Sports Cities | 0 | - | 4.82 | 173,184 |
| American TV Show Settings | 0 | - | 4.37 | 30,703 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,565 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,970 |
| Cities by Former Name | 0 | - | 4.83 | 92,079 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,857 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,994 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,869 |
| World Capitals by Map | 0 | - | 5.00 | 289,488 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,843 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,142 |
| Random Country to Capital | 0 | - | 4.98 | 928,566 |
| Capitals Starting With H | 0 | - | 4.91 | 93,356 |
| Capitals Starting With K | 0 | - | 4.89 | 84,427 |
| Capitals Starting With M | 0 | - | 4.94 | 109,224 |
| Capitals Starting With P | 0 | - | 4.88 | 79,032 |
| Capitals Starting With R | 0 | - | 4.88 | 82,531 |
| Capitals Starting With S | 0 | - | 4.90 | 86,601 |
| Capitals Starting With T | 0 | - | 4.86 | 76,863 |
| Capitals Starting With W | 0 | - | 4.87 | 91,750 |
| Capitals Starting With A | 0 | - | 4.97 | 129,146 |
| Capitals Starting With B | 0 | - | 4.89 | 119,544 |
| Capitals Starting With D | 0 | - | 4.94 | 97,237 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,097 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,342 |
| Cities in European History #1 | 0 | - | 4.63 | 134,636 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,461 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,896 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,956 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,221 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,507 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,589 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,871 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,796 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,583 |
| Belize Country Quiz | 0 | - | 4.85 | 21,095 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,942 |
| Flags of North and South America | 0 | - | 4.99 | 377,221 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,498 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,736 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,210 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,792 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,949 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,542 |
| Random European City to Country | 0 | - | 4.69 | 118,480 |
| Random Asian City to Country | 0 | - | 4.56 | 44,623 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,706 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,603 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,861 |
| Former Capitals | 0 | - | 4.88 | 71,685 |
| Capital Cities Chain | 0 | - | 4.84 | 83,408 |
| Coldest World Capitals | 0 | - | 4.95 | 134,175 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,172 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,601 |
| US States and State Capitals | 0 | - | 4.99 | 165,463 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,128 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,691 |
| Territories of the United States | 0 | - | 4.80 | 52,633 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,882 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,895 |
