| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,440 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,429 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,578 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,307 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,994 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,718 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,821 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,479 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,249 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,316 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,661 |
| North America Cities by Map | 0 | - | 4.41 | 47,894 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,950 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,907 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,523 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,856 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,384 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,311 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,570 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,033 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,511 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,234 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,594 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,771 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,132 |
| Europe Capital to Country | 0 | - | 4.99 | 251,528 |
| Asia Capital to Country | 0 | - | 4.96 | 127,161 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,634 |
| European Capitals by Map | 0 | - | 4.99 | 141,353 |
| African Capitals by Map | 0 | - | 4.99 | 141,340 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,562 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,622 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,969 |
| European Coastal Capitals | 0 | - | 4.95 | 91,074 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,067 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,711 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,250 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,049 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,895 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,022 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,126 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,084 |
| Official Cities in the UK | 0 | - | 4.89 | 285,413 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,894 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,605 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,965 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,387 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,810 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,237 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,457 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,761 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,569 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,242 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,106 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,837 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,754 |
| Which City in Canada? | 0 | - | 4.83 | 57,260 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,535 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,789 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,652 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,751 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,197 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,688 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,496 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,318 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,393 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,674 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,219 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,434 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,424 |
| Central American Countries | 0 | - | 4.98 | 157,081 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,124 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,129 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,703 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,741 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,429 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,318 |
| States of Mexico | 0 | - | 4.96 | 177,551 |
| South American Cities on the Map | 0 | - | 4.52 | 35,518 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,110 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,710 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,947 |
| Random European Capital to Country | 0 | - | 4.98 | 191,812 |
| Random European Country to Capital | 0 | - | 4.93 | 165,657 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,872 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,255 |
| Random African Capital to Country | 0 | - | 4.97 | 101,141 |
| Random African Country to Capital | 0 | - | 4.94 | 71,608 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,955 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,240 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,219 |
| Canada Country Quiz | 0 | - | 4.55 | 132,871 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,489 |
| Pixelated United States Map | 0 | - | 4.88 | 94,638 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,762 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,971 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,983 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,634 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,985 |
| U.S. States By Population | 0 | - | 4.92 | 153,941 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,966 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,741 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,933 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,694 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,436 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,946 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,494 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,063 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,559 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,749 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,550 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,483 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,964 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,695,918 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,178 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,889 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,787 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,977 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,908 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,773 |
| Countries by Capital City | 0 | - | 5.00 | 69,055 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,631 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,039 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,040 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,108 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,622 |
| Moved Capital Cities | 0 | - | 4.96 | 74,518 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,110 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,245 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,212 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,620 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,206 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,236 |
| Which City in Europe? | 0 | - | 4.83 | 107,751 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,292 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,514 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,262 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,907 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,270 |
| North American Sports Cities | 0 | - | 4.83 | 172,932 |
| American TV Show Settings | 0 | - | 4.37 | 30,686 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,484 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,777 |
| Cities by Former Name | 0 | - | 4.83 | 91,890 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,596 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,871 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,610 |
| World Capitals by Map | 0 | - | 5.00 | 288,529 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,667 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,049 |
| Random Country to Capital | 0 | - | 4.98 | 925,338 |
| Capitals Starting With H | 0 | - | 4.91 | 92,906 |
| Capitals Starting With K | 0 | - | 4.88 | 83,960 |
| Capitals Starting With L | 0 | - | 4.81 | 88,414 |
| Capitals Starting With M | 0 | - | 4.93 | 108,389 |
| Capitals Starting With P | 0 | - | 4.88 | 78,532 |
| Capitals Starting With R | 0 | - | 4.87 | 82,128 |
| Capitals Starting With S | 0 | - | 4.90 | 86,124 |
| Capitals Starting With T | 0 | - | 4.85 | 76,460 |
| Capitals Starting With W | 0 | - | 4.87 | 91,485 |
| Capitals Starting With A | 0 | - | 4.97 | 128,541 |
| Capitals Starting With B | 0 | - | 4.89 | 118,938 |
| Capitals Starting With D | 0 | - | 4.93 | 96,808 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 148,680 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,279 |
| Cities in European History #1 | 0 | - | 4.63 | 134,429 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,420 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,848 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,932 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,187 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,322 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,571 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,571 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,622 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,497 |
| Belize Country Quiz | 0 | - | 4.85 | 21,056 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,908 |
| Flags of North and South America | 0 | - | 4.99 | 375,709 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,453 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,648 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,293 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,696 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,698 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,023 |
| Random European City to Country | 0 | - | 4.69 | 118,248 |
| Random Asian City to Country | 0 | - | 4.56 | 44,584 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,478 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,408 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,624 |
| Former Capitals | 0 | - | 4.88 | 71,600 |
| Capital Cities Chain | 0 | - | 4.84 | 83,171 |
| Coldest World Capitals | 0 | - | 4.95 | 134,058 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,951 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,342 |
| US States and State Capitals | 0 | - | 4.99 | 164,547 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,929 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,372 |
| Territories of the United States | 0 | - | 4.80 | 52,548 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,802 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,814 |
