| South America Capitals Quiz | 0 | - | 5.00 | 414,676 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 846,589 |
| North America Capitals Quiz | 0 | - | 4.99 | 183,735 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 70,903 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 61,749 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 72,921 |
| Central American Countries | 0 | - | 4.98 | 137,660 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 90,170 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 79,037 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 38,735 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 103,388 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 115,240 |
| Mexico States Map Quiz | 0 | - | 4.84 | 89,276 |
| United States Map Quiz | 0 | - | 4.98 | 3,877,836 |
| Africa Capitals Quiz | 0 | - | 4.99 | 626,009 |
| Asia Capitals Quiz | 0 | - | 4.98 | 586,414 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,025 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,258 |
| Countries of North America Quiz | 0 | - | 5.00 | 867,460 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 572,728 |
| South America Map Quiz | 0 | - | 5.00 | 1,408,622 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 78,337 |
| South American Cities on the Map | 0 | - | 4.55 | 32,909 |
| 1M Cities by Proximity - United States | 0 | - | 4.49 | 135,682 |
| Most-Visited Cities in Europe | 0 | - | 4.91 | 55,413 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,196 |
| Europe Capital to Country | 0 | - | 4.99 | 217,808 |
| Asia Capital to Country | 0 | - | 4.96 | 104,875 |
| EU Capitals with No Hints | 0 | - | 4.95 | 122,791 |
| European Capitals by Map | 0 | - | 4.99 | 90,354 |
| African Capitals by Map | 0 | - | 4.99 | 108,636 |
| Asian Capitals by Map | 0 | - | 4.98 | 45,784 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 77,885 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,080 |
| European Coastal Capitals | 0 | - | 4.95 | 76,344 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 46,155 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 224,542 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 191,423 |
| Capitals of Mediterranean Countries | 0 | - | 4.97 | 75,655 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 104,640 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 129,825 |
| World Capitals Quiz | 0 | - | 5.00 | 4,450,533 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 80,048 |
| Official Cities in the UK | 0 | - | 4.87 | 229,629 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.38 | 34,696 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.34 | 35,847 |
| North America Cities by Map | 0 | - | 4.39 | 45,060 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,782 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 51,459 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 83,523 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,087 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,283 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 66,438 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 50,320 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,388 |
| Speed Capital to U.S. State | 0 | - | 4.43 | 105,359 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 36,962 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 46,281 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 64,525 |
| Canada Provinces and Territories | 0 | - | 4.99 | 286,329 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 45,640 |
| U.S. State Border Crossings | 0 | - | 4.96 | 81,351 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.82 | 32,313 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 337,820 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,456 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,358 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 90,549 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,366,213 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 223,261 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,259 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,550 |
| Total United States Immigration by Country | 0 | - | 4.89 | 95,742 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 181,548 |
| Brazil States Map Quiz | 0 | - | 4.84 | 38,842 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.83 | 53,943 |
| States of Mexico | 0 | - | 4.94 | 137,947 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 114,468 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 37,901 |
| Most Guessed European Capitals | 0 | - | 4.89 | 95,959 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,141 |
| Random European Capital to Country | 0 | - | 4.97 | 151,256 |
| Random European Country to Capital | 0 | - | 4.92 | 133,853 |
| Random Asian Country to Capital | 0 | - | 4.94 | 84,946 |
| Random Asian Capital to Country | 0 | - | 4.97 | 88,229 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 91,763 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 77,383 |
| Countries Closest to Canada | 0 | - | 4.90 | 183,074 |
| Pixelated United States Map | 0 | - | 4.91 | 81,136 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 99,220 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 94,887 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 97,924 |
| U.S. States with Short Names | 0 | - | 4.87 | 128,072 |
| U.S. States that Start with M | 0 | - | 4.91 | 148,934 |
| U.S. States By Population | 0 | - | 4.90 | 129,065 |
| U.S. States that Start with N | 0 | - | 4.95 | 154,092 |
| U.S. States with Longest Names | 0 | - | 4.84 | 35,380 |
| 10 Northernmost U.S. States | 0 | - | 4.86 | 59,572 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 57,775 |
| The Only Remaining U.S. State . . . | 0 | - | 4.96 | 52,521 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 144,170 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 166,544 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 98,434 |
| Westernmost Cities in the U.S. | 0 | - | 4.35 | 15,594 |
| Global Cities on a World Map | 0 | - | 4.93 | 90,519 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,513,424 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.82 | 60,366 |
| Northernmost Capital Cities | 0 | - | 4.98 | 92,835 |
| Most Remote Capital Cities | 0 | - | 4.90 | 42,940 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 33,556 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 89,258 |
| Same Letter Country and Capital | 0 | - | 4.99 | 125,677 |
| Countries by Capital City | 0 | - | 4.99 | 47,997 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,148 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 92,906 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,047 |
| Moved Capital Cities | 0 | - | 4.94 | 51,822 |
| Random African Capitals on a Map | 0 | - | 4.95 | 47,628 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 44,553 |
| Random European Capitals on a Map | 0 | - | 4.97 | 105,863 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 119,571 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 55,709 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,131 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 24,952 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 28,992 |
| Which City in Europe? | 0 | - | 4.85 | 96,665 |
| Countries that Beat the United States | 0 | - | 4.92 | 143,349 |
| Nicaragua Country Quiz | 0 | - | 4.61 | 23,638 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.89 | 88,236 |
| U.S. States with the Most Immigrants | 0 | - | 4.86 | 72,547 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,157 |
| American TV Show Settings Quiz | 0 | - | 4.35 | 29,591 |
| Summer Olympic City Bids | 0 | - | 4.93 | 36,728 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.87 | 90,425 |
| Cities by Former Name | 0 | - | 4.87 | 70,073 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,052 |
| Nearest Capital City #1 | 0 | - | 4.81 | 52,153 |
| World Capitals by Proximity | 0 | - | 4.87 | 284,188 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,517 |
| World Capitals by Map | 0 | - | 5.00 | 237,429 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 49,831 |
| Random Capital to Country | 0 | - | 4.99 | 2,339,065 |
| Random Country to Capital | 0 | - | 4.98 | 793,114 |
| World Capitals By Letter - H | 0 | - | 4.84 | 70,670 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,364 |
| World Capitals By Letter - M | 0 | - | 4.90 | 85,249 |
| World Capitals By Letter - P | 0 | - | 4.85 | 66,491 |
| World Capitals By Letter - R | 0 | - | 4.87 | 71,766 |
| World Capitals By Letter - S | 0 | - | 4.89 | 73,877 |
| World Capitals By Letter - W | 0 | - | 4.88 | 81,624 |
| World Capitals By Letter - A | 0 | - | 4.96 | 103,624 |
| World Capitals By Letter - B | 0 | - | 4.84 | 96,005 |
| World Capitals By Letter - D | 0 | - | 4.91 | 78,307 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 123,056 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.45 | 64,487 |
| Important Cities in European History | 0 | - | 4.56 | 109,193 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,259 |
| European Cities by Map #1 | 0 | - | 4.59 | 51,557 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,808 |
| Mediterranean Cities by Map | 0 | - | 4.47 | 48,977 |
| Cities in Squares on a Map - Europe | 0 | - | 4.76 | 45,143 |
| U.S. City Name Etymologies | 0 | - | 4.17 | 20,508 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 73,355 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 73,945 |
| Which City in Latin America? | 0 | - | 4.57 | 38,228 |
| Which City in Canada? | 0 | - | 4.89 | 44,862 |
| Jamaica Country Quiz | 0 | - | 4.59 | 31,799 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,303 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,196 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,097 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 191,997 |
| Random European City to Country | 0 | - | 4.72 | 105,258 |
| Random Asian City to Country | 0 | - | 4.52 | 33,431 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 117,331 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 103,835 |
| Capital Cities Chain | 0 | - | 4.87 | 70,705 |
| Coldest World Capitals | 0 | - | 4.96 | 127,648 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 77,762 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 158,325 |
| Territories of the United States | 0 | - | 4.76 | 48,159 |
| Canada Immigration by Country | 0 | - | 4.52 | 56,682 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,098 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,173 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 155,785 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 79,830 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.89 | 83,737 |
| Biggest City by Body of Water | 0 | - | 4.52 | 38,784 |
| Global Cities Quiz | 0 | - | 4.64 | 156,244 |
| Southernmost Major Cities | 0 | - | 4.41 | 45,112 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.45 | 67,950 |
| Cities with the Most Foreign Embassies | 0 | - | 4.66 | 45,131 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.41 | 34,909 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 43,570 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 24,771 |
| British Cities with the Most Tourists | 0 | - | 4.79 | 55,190 |
| Most Guessed Cities by Country #3 | 0 | - | 4.90 | 18,240 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,043 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 39,173 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.57 | 36,420 |
| Capitals A-Z | 0 | - | 4.83 | 41,494 |
| World Capitals Closest to Jerusalem | 0 | - | 4.45 | 42,646 |
