| North America Capitals Quiz | 0 | - | 4.99 | 216,588 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,318 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,899 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,555 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,001 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,449 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,834 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,133 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,615 |
| Europe Capital to Country | 0 | - | 4.99 | 247,335 |
| Asia Capital to Country | 0 | - | 4.96 | 125,644 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,327 |
| European Capitals by Map | 0 | - | 4.99 | 135,999 |
| African Capitals by Map | 0 | - | 4.99 | 132,076 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,991 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,087 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,539 |
| European Coastal Capitals | 0 | - | 4.95 | 89,668 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,149 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,454 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,588 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,385 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,748 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,568 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,346 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,037 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,090 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,654 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,382 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,717 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,715 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,617 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,044 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,069 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,448 |
| North America Cities by Map | 0 | - | 4.41 | 47,596 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,335 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,159 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Random European Capital to Country | 0 | - | 4.98 | 189,084 |
| Random European Country to Capital | 0 | - | 4.92 | 147,356 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,298 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,337 |
| Random African Capital to Country | 0 | - | 4.97 | 99,682 |
| Random African Country to Capital | 0 | - | 4.94 | 70,162 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,763 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,468 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,885 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,634 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,493 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,687 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,478 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,419 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,282 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,102 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,675 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,259 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,621 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,675 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,553 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,806 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,778 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,217 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,583 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,758 |
| Official Cities in the UK | 0 | - | 4.89 | 280,245 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,524 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,451 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,604 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,162 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,244 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,542 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,880 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,785 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,813 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,876 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,575 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,483 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,752 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,021 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,117 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,114 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,105 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,102 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,509 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,711 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,335 |
| Central American Countries | 0 | - | 4.98 | 154,936 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,554 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,064 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,645 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,698 |
| Name the U.S. National Parks | 0 | - | 4.85 | 58,304 |
| States of Mexico | 0 | - | 4.95 | 173,092 |
| South American Cities on the Map | 0 | - | 4.57 | 35,232 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,620 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,835 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,580 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,534 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,499 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,257 |
| Countries by Capital City | 0 | - | 5.00 | 66,492 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,240 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,823 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,034 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,356 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,022 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,132 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,714 |
| Moved Capital Cities | 0 | - | 4.96 | 73,529 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,798 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,191 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,395 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,405 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,111 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,652 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,331 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,747 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,267 |
| Pixelated United States Map | 0 | - | 4.89 | 93,366 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,613 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,251 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,302 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,520 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,793 |
| U.S. States By Population | 0 | - | 4.92 | 152,279 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,290 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,792 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,848 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,723 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,796 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,790 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,042 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,412 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,035 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,622 |
| North American Sports Cities | 0 | - | 4.83 | 170,787 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,889 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,956 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,650 |
| Cities by Former Name | 0 | - | 4.84 | 90,887 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,646 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,198 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,778 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,812 |
| World Capitals by Map | 0 | - | 5.00 | 282,910 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,610 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,611 |
| Random Country to Capital | 0 | - | 4.98 | 910,745 |
| Capitals Starting With H | 0 | - | 4.90 | 89,763 |
| Capitals Starting With K | 0 | - | 4.85 | 75,556 |
| Capitals Starting With M | 0 | - | 4.93 | 105,864 |
| Capitals Starting With P | 0 | - | 4.88 | 77,066 |
| Capitals Starting With R | 0 | - | 4.87 | 80,859 |
| Capitals Starting With S | 0 | - | 4.89 | 84,679 |
| Capitals Starting With T | 0 | - | 4.84 | 75,186 |
| Capitals Starting With W | 0 | - | 4.89 | 90,506 |
| Capitals Starting With A | 0 | - | 4.97 | 126,373 |
| Capitals Starting With B | 0 | - | 4.89 | 117,134 |
| Capitals Starting With D | 0 | - | 4.93 | 95,226 |
| Which City in Europe? | 0 | - | 4.83 | 106,562 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,413 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,001 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,886 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,761 |
| American TV Show Settings | 0 | - | 4.35 | 30,584 |
| Cities in European History #1 | 0 | - | 4.63 | 132,994 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,178 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,548 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,003 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,129 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,348 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,781 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,430 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,137 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,066 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,546 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,011 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,270 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,105 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,925 |
| Random European City to Country | 0 | - | 4.69 | 116,239 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,533 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,465 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,279 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 22,000 |
| Former Capitals | 0 | - | 4.88 | 71,097 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,351 |
| Capital Cities Chain | 0 | - | 4.84 | 81,831 |
| Coldest World Capitals | 0 | - | 4.95 | 132,993 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,708 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,176 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,898 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,897 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,280 |
| Which City in Canada? | 0 | - | 4.82 | 56,620 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,459 |
| Belize Country Quiz | 0 | - | 4.85 | 20,783 |
