| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,855 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,712 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,043 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,921 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,389 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,602 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,295 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,622 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,845 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,551 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,916 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,719 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,579 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,756 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,178 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,294 |
| US States Quiz | 0 | - | 5.00 | 16,985,809 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,513 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,151 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,773 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,985 |
| Random U.S. City to State | 0 | - | 4.45 | 76,836 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,428 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,087 |
| Name a City - European Countries | 0 | - | 4.90 | 66,106 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,288 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,365 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,350 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,581 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,128 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,856 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,780 |
| Boroughs of New York City | 0 | - | 4.47 | 85,287 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,006 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,211 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,230 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,281 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,298 |
| U.S. States By Population | 0 | - | 4.92 | 154,091 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,164 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,854 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,820 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,518 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,059 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,510 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,774 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,436 |
| US States with an Empty Map | 0 | - | 5.00 | 628,278 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,990 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,229 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,112 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,718 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,407 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,980 |
| ALL California Cities | 0 | - | 4.37 | 43,225 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,490 |
| Europe Capital to Country | 0 | - | 4.99 | 251,940 |
| Asia Capital to Country | 0 | - | 4.96 | 127,332 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,887 |
| European Capitals by Map | 0 | - | 4.99 | 141,946 |
| African Capitals by Map | 0 | - | 4.99 | 142,012 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,858 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,805 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,124 |
| European Coastal Capitals | 0 | - | 4.95 | 91,253 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,156 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,427 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,649 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,135 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,209 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,227 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,086 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,695 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,065 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,441 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,322 |
| Official Cities in the UK | 0 | - | 4.89 | 286,024 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,487 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,001 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,979 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,187 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,538 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,049 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,360 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,550 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,906 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,673 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,746 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,228 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,252 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,798 |
| Capitals of the Stans | 0 | - | 4.95 | 27,109 |
| American TV Show Settings | 0 | - | 4.37 | 30,700 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,683 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,864 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,975 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,866 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,465 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,522 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,526 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,665 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,297 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,103 |
| US States and State Capitals | 0 | - | 4.99 | 165,177 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,331 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,272 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,564 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,430 |
| States of Mexico | 0 | - | 4.96 | 178,068 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,124 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,017 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,979 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,473 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,406 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,096 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,870 |
| South American Cities on the Map | 0 | - | 4.52 | 35,543 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,589 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,928 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,583 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,795 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,023 |
| Random European Capital to Country | 0 | - | 4.98 | 192,064 |
| Random European Country to Capital | 0 | - | 4.93 | 165,832 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,952 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,378 |
| Random African Capital to Country | 0 | - | 4.97 | 101,286 |
| Random African Country to Capital | 0 | - | 4.95 | 71,716 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,653 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,226 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,472 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,388 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,598 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,063 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,801 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,163 |
| Pixelated United States Map | 0 | - | 4.88 | 94,769 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,475 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,212 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,281 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,939 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,166 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,161 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,064 |
| Countries by Capital City | 0 | - | 5.00 | 69,294 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,811 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,181 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,652 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,137 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,765 |
| Moved Capital Cities | 0 | - | 4.96 | 74,614 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,213 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,340 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,345 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,787 |
| Which City in Europe? | 0 | - | 4.83 | 107,851 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,577 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,141 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,579 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,948 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,409 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,375 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,998 |
| New England States | 0 | - | 4.51 | 59,891 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,035 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,113 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,121 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,269 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,129 |
| U.S. States by Borders | 0 | - | 4.62 | 35,464 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 188,641 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,673 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,321 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,395 |
| North American Sports Cities | 0 | - | 4.83 | 173,085 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,548 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,928 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,629 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,909 |
| Name a Valid World City | 0 | - | 4.85 | 71,929 |
| Cities by Former Name | 0 | - | 4.83 | 92,013 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,666 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,959 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,775 |
| World Capitals by Map | 0 | - | 5.00 | 289,188 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,788 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,687 |
| Random Country to Capital | 0 | - | 4.98 | 927,364 |
| Capitals Starting With H | 0 | - | 4.91 | 93,299 |
| Capitals Starting With K | 0 | - | 4.89 | 84,370 |
| Capitals Starting With M | 0 | - | 4.94 | 109,119 |
| Capitals Starting With P | 0 | - | 4.88 | 78,969 |
| Capitals Starting With R | 0 | - | 4.88 | 82,478 |
| Capitals Starting With S | 0 | - | 4.90 | 86,540 |
| Capitals Starting With T | 0 | - | 4.85 | 76,806 |
| Capitals Starting With W | 0 | - | 4.87 | 91,719 |
| Capitals Starting With A | 0 | - | 4.97 | 129,053 |
| Capitals Starting With B | 0 | - | 4.89 | 119,455 |
| Capitals Starting With D | 0 | - | 4.94 | 97,165 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,032 |
