| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,361 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,153 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,684 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,499 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,288 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,679 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,799 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,262 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,511 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,256 |
| South American Cities on the Map | 0 | - | 4.52 | 35,529 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,145 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,256 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,146 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,612 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,471 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,699 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,855 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,780 |
| Name a City - European Countries | 0 | - | 4.90 | 65,997 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,439 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,569 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,231 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,772 |
| Pixelated United States Map | 0 | - | 4.88 | 94,680 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,436 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,491 |
| US States with an Empty Map | 0 | - | 5.00 | 627,660 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,534 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,644 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,849 |
| Europe Capital to Country | 0 | - | 4.99 | 251,705 |
| Asia Capital to Country | 0 | - | 4.96 | 127,248 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,724 |
| European Capitals by Map | 0 | - | 4.99 | 141,578 |
| African Capitals by Map | 0 | - | 4.99 | 141,674 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,697 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,692 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,029 |
| European Coastal Capitals | 0 | - | 4.95 | 91,141 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,098 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,976 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,407 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,081 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,430 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,937 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,928 |
| Random U.S. City to State | 0 | - | 4.45 | 76,771 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,362 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,036 |
| World Capitals Quiz | 0 | - | 5.00 | 5,098,105 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,101 |
| Official Cities in the UK | 0 | - | 4.89 | 285,646 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,474 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,640 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,051 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,445 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,914 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,279 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,483 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,818 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,613 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,257 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,111 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,840 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,760 |
| Boroughs of New York City | 0 | - | 4.47 | 84,879 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,703 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,761 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,217 |
| Belize Country Quiz | 0 | - | 4.85 | 21,062 |
| US States Quiz | 0 | - | 5.00 | 16,967,067 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,324 |
| Capitals of the Stans | 0 | - | 4.95 | 27,079 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,758 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,500 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,457 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,709 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,464 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,358 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,744 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,468 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,431 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,193 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,908 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,466 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,362 |
| States of Mexico | 0 | - | 4.96 | 177,727 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,592 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,895 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,137 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,315 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,916 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,645 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,684 |
| ALL California Cities | 0 | - | 4.37 | 43,197 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,488 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,746 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,971 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,924 |
| Random European Capital to Country | 0 | - | 4.98 | 191,896 |
| Random European Country to Capital | 0 | - | 4.93 | 165,698 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,909 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,306 |
| Random African Capital to Country | 0 | - | 4.97 | 101,186 |
| Random African Country to Capital | 0 | - | 4.95 | 71,641 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,195 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,076 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,325 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,280 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,551 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,908 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,928 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,843 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,072 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,078 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,832 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,094 |
| U.S. States By Population | 0 | - | 4.92 | 154,002 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,037 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,780 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,747 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,461 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,980 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,045 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,788 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,011 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,845 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,031 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,004 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,887 |
| Countries by Capital City | 0 | - | 5.00 | 69,152 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,701 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,086 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,258 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,119 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,675 |
| Moved Capital Cities | 0 | - | 4.96 | 74,557 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,170 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,294 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,267 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,698 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,216 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,240 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,063 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,664 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,038 |
| Which City in Europe? | 0 | - | 4.83 | 107,784 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,013 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,151 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,814 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,378 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,658 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,830 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.68 | 22,181 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,546 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,317 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,342 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,944 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,831 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,139 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,947 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,646,125 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,317 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,975 |
| North American Sports Cities | 0 | - | 4.83 | 172,976 |
| American TV Show Settings | 0 | - | 4.37 | 30,693 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,510 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,821 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,848 |
| Cities by Former Name | 0 | - | 4.83 | 91,937 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,625 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,907 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,673 |
| World Capitals by Map | 0 | - | 5.00 | 288,784 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,718 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,940 |
| Random Country to Capital | 0 | - | 4.98 | 925,961 |
| Capitals Starting With H | 0 | - | 4.91 | 93,120 |
| Capitals Starting With K | 0 | - | 4.88 | 84,190 |
| Capitals Starting With L | 0 | - | 4.79 | 93,488 |
| Capitals Starting With M | 0 | - | 4.93 | 108,781 |
| Capitals Starting With P | 0 | - | 4.88 | 78,774 |
| Capitals Starting With R | 0 | - | 4.88 | 82,328 |
| Capitals Starting With S | 0 | - | 4.90 | 86,358 |
| Capitals Starting With T | 0 | - | 4.85 | 76,660 |
| Capitals Starting With W | 0 | - | 4.87 | 91,614 |
| Capitals Starting With A | 0 | - | 4.97 | 128,821 |
| Capitals Starting With B | 0 | - | 4.89 | 119,222 |
| Capitals Starting With D | 0 | - | 4.93 | 96,987 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,659 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,286 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,095 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,825 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,253 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,244 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,714 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,329 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,684 |
