| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,356 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,410 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,187 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,596 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,564 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,079 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,394 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,220 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,283 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,049 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,941 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,497 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,742 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,096 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,840 |
| Name a City - European Countries | 0 | - | 4.90 | 65,824 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,559 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,012 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,922 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,665 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,469 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,118 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,492 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,616 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,848 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,097 |
| Random U.S. City to State | 0 | - | 4.45 | 76,663 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,209 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,366 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,941 |
| Europe Capital to Country | 0 | - | 4.99 | 251,261 |
| Asia Capital to Country | 0 | - | 4.96 | 127,016 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,458 |
| European Capitals by Map | 0 | - | 4.99 | 140,888 |
| African Capitals by Map | 0 | - | 4.99 | 139,955 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,292 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,490 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,848 |
| European Coastal Capitals | 0 | - | 4.95 | 90,970 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,968 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,365 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,934 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,988 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,000 |
| Official Cities in the UK | 0 | - | 4.89 | 284,994 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,450 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,992 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,873 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,301 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,683 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,148 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,389 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,688 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,505 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,198 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,090 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,826 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,739 |
| Which City in Canada? | 0 | - | 4.83 | 57,206 |
| Boroughs of New York City | 0 | - | 4.47 | 84,811 |
| US States Quiz | 0 | - | 5.00 | 16,940,210 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,011 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,558 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,480 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,877 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,783 |
| World Capitals Quiz | 0 | - | 5.00 | 5,090,364 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,624 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,030 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,377 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,131 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,419 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,012 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,308 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,325 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,216 |
| States of Mexico | 0 | - | 4.96 | 177,230 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,837 |
| Capitals of the Stans | 0 | - | 4.95 | 27,005 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,707 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,685 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 83,589 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,173 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,692 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,640 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,613 |
| South American Cities on the Map | 0 | - | 4.52 | 35,496 |
| ALL California Cities | 0 | - | 4.37 | 43,156 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,474 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,453 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,669 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,884 |
| Random European Capital to Country | 0 | - | 4.98 | 191,662 |
| Random European Country to Capital | 0 | - | 4.93 | 165,541 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,813 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,156 |
| Random African Capital to Country | 0 | - | 4.97 | 101,038 |
| Random African Country to Capital | 0 | - | 4.94 | 71,515 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,014 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,608 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,012 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,821 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,099 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,107 |
| Canada Country Quiz | 0 | - | 4.54 | 132,783 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,433 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,734 |
| Pixelated United States Map | 0 | - | 4.88 | 94,551 |
| US States with an Empty Map | 0 | - | 5.00 | 626,705 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,618 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,837 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,849 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,472 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,818 |
| U.S. States By Population | 0 | - | 4.92 | 153,837 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,843 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,662 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,607 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,389 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,871 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,534 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,826 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,622 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,079 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,064 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,189 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,103 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,545 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,200 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,229 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,650 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,264 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,082 |
| Which City in Europe? | 0 | - | 4.83 | 107,686 |
| London Geography | 0 | - | 4.47 | 59,780 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,839 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,040 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,039 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,284 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,668 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,569 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,968 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,723 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,692 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,439 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,094 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,474 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,065 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 11,288 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,187 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,239 |
| North American Sports Cities | 0 | - | 4.83 | 172,792 |
| American TV Show Settings | 0 | - | 4.35 | 30,674 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,449 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,793 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,560 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,896 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,696 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,558 |
| Name a Valid World City | 0 | - | 4.83 | 71,607 |
| Find the City #1 | 0 | - | 4.97 | 43,110 |
| Cities by Former Name | 0 | - | 4.83 | 91,817 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,553 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,760 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,692 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,831 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,871 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,742 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,584 |
| Countries by Capital City | 0 | - | 5.00 | 68,860 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,511 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,946 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,531 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,529 |
| Moved Capital Cities | 0 | - | 4.96 | 74,441 |
| World Capitals by Map | 0 | - | 5.00 | 288,118 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,608 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,543 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,700 |
| Random Country to Capital | 0 | - | 4.98 | 924,243 |
| Capitals Starting With H | 0 | - | 4.91 | 92,838 |
| Capitals Starting With K | 0 | - | 4.88 | 83,887 |
| Capitals Starting With L | 0 | - | 4.81 | 88,356 |
| Capitals Starting With M | 0 | - | 4.93 | 108,268 |
| Capitals Starting With P | 0 | - | 4.88 | 78,478 |
| Capitals Starting With R | 0 | - | 4.87 | 82,082 |
| Capitals Starting With S | 0 | - | 4.90 | 86,064 |
| Capitals Starting With T | 0 | - | 4.85 | 76,407 |
| Capitals Starting With W | 0 | - | 4.87 | 91,458 |
| Capitals Starting With A | 0 | - | 4.97 | 128,437 |
| Capitals Starting With B | 0 | - | 4.89 | 118,851 |
| Capitals Starting With D | 0 | - | 4.93 | 96,743 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,376 |
| US States and State Capitals | 0 | - | 4.99 | 164,009 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,553 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,466 |
| Belize Country Quiz | 0 | - | 4.85 | 21,032 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,263 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,430 |
| O Canada Lyrics | 0 | - | 4.47 | 50,998 |
