| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,283 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,657 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,257 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,076 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,884 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,338 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,740 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,331 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,192 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,996 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,629 |
| North America Cities by Map | 0 | - | 4.41 | 47,856 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,016 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,991 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,459 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,625 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,998 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,536 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,207 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,838 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,436 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,005 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,860 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,430 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,035 |
| Europe Capital to Country | 0 | - | 4.99 | 250,961 |
| Asia Capital to Country | 0 | - | 4.96 | 126,893 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,249 |
| European Capitals by Map | 0 | - | 4.99 | 140,065 |
| African Capitals by Map | 0 | - | 4.99 | 134,212 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,675 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,325 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,666 |
| European Coastal Capitals | 0 | - | 4.95 | 90,857 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,686 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,944 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,648 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,936 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,805 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,532 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,024 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,973 |
| Official Cities in the UK | 0 | - | 4.89 | 284,636 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,830 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,584 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,750 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,229 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,552 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,052 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,316 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,568 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,434 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,155 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,078 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,807 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,725 |
| Which City in Canada? | 0 | - | 4.83 | 57,156 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,236 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,629 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,433 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,627 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,859 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,431 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,469 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,481 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,499 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,581 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,821 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,307 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,416 |
| Central American Countries | 0 | - | 4.98 | 156,818 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,983 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,898 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,945 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,131 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,187 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,134 |
| States of Mexico | 0 | - | 4.96 | 176,865 |
| South American Cities on the Map | 0 | - | 4.53 | 35,474 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,810 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,612 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,814 |
| Random European Capital to Country | 0 | - | 4.98 | 191,511 |
| Random European Country to Capital | 0 | - | 4.93 | 165,430 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,623 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,023 |
| Random African Capital to Country | 0 | - | 4.97 | 100,929 |
| Random African Country to Capital | 0 | - | 4.94 | 71,396 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,590 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,971 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,019 |
| Canada Country Quiz | 0 | - | 4.54 | 132,695 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,377 |
| Pixelated United States Map | 0 | - | 4.88 | 94,494 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,147 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,746 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,692 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,368 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,686 |
| U.S. States By Population | 0 | - | 4.92 | 153,762 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,752 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,612 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,719 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,533 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,340 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,811 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,306 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,964 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,430 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,677 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,458 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,472 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,621 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,299 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,005 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,584 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,582 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,715 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,540 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,394 |
| Countries by Capital City | 0 | - | 5.00 | 68,687 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,405 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,844 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,269 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,051 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,439 |
| Moved Capital Cities | 0 | - | 4.96 | 74,376 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,944 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,091 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,973 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,509 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,186 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,225 |
| Which City in Europe? | 0 | - | 4.83 | 107,594 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,864 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,501 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,962 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,623 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,095 |
| North American Sports Cities | 0 | - | 4.83 | 172,685 |
| American TV Show Settings | 0 | - | 4.35 | 30,666 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,417 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,595 |
| Cities by Former Name | 0 | - | 4.83 | 91,750 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,502 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,774 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,429 |
| World Capitals by Map | 0 | - | 5.00 | 287,574 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,496 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,185 |
| Random Country to Capital | 0 | - | 4.98 | 923,195 |
| Capitals Starting With H | 0 | - | 4.91 | 92,751 |
| Capitals Starting With K | 0 | - | 4.88 | 83,804 |
| Capitals Starting With L | 0 | - | 4.81 | 88,272 |
| Capitals Starting With M | 0 | - | 4.93 | 108,108 |
| Capitals Starting With P | 0 | - | 4.88 | 78,375 |
| Capitals Starting With R | 0 | - | 4.87 | 81,997 |
| Capitals Starting With S | 0 | - | 4.90 | 85,980 |
| Capitals Starting With T | 0 | - | 4.84 | 76,329 |
| Capitals Starting With W | 0 | - | 4.87 | 91,411 |
| Capitals Starting With A | 0 | - | 4.97 | 128,324 |
| Capitals Starting With B | 0 | - | 4.89 | 118,745 |
| Capitals Starting With D | 0 | - | 4.93 | 96,654 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,948 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,212 |
| Cities in European History #1 | 0 | - | 4.63 | 134,239 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,803 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,908 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,161 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,053 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,550 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,263 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,450 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,420 |
| Belize Country Quiz | 0 | - | 4.85 | 21,016 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,007 |
| Flags of North and South America | 0 | - | 4.99 | 374,508 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,414 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,562 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,573 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,633 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,262 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,566 |
| Random European City to Country | 0 | - | 4.69 | 117,906 |
| Random Asian City to Country | 0 | - | 4.56 | 44,563 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,121 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,972 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,445 |
| Former Capitals | 0 | - | 4.88 | 71,533 |
| Capital Cities Chain | 0 | - | 4.84 | 82,984 |
| Coldest World Capitals | 0 | - | 4.95 | 133,671 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,787 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,141 |
| US States and State Capitals | 0 | - | 4.99 | 163,635 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,714 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,143 |
| Territories of the United States | 0 | - | 4.80 | 52,479 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,717 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,747 |
