| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,057 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,074 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,288 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,047 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,723 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,343 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,711 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,703 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,095 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,303 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,334 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,385 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,405 |
| U.S. States By Population | 0 | - | 4.92 | 154,172 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,255 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,911 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,882 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,549 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,120 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,707 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,678 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,216 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,091 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,609 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,853 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,226 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,322 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,421 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,946 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,645 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,021 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,819 |
| North America Cities by Map | 0 | - | 4.41 | 47,948 |
| Name a City - European Countries | 0 | - | 4.89 | 66,219 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,105 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,069 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,617 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,171 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,887 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,802 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,098 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,071 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,249 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,701 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,832 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,664 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,003 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,159 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,519 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,454 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,856 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,444 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,928 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,732 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,391 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,523 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,116 |
| Europe Capital to Country | 0 | - | 4.99 | 252,192 |
| Asia Capital to Country | 0 | - | 4.96 | 127,546 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,039 |
| European Capitals by Map | 0 | - | 4.99 | 142,193 |
| African Capitals by Map | 0 | - | 4.99 | 142,286 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,961 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,918 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,219 |
| European Coastal Capitals | 0 | - | 4.95 | 91,343 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,207 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,817 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,851 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,184 |
| World Capitals Quiz | 0 | - | 5.00 | 5,107,864 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,100 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,086 |
| New England States | 0 | - | 4.51 | 59,901 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,068 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,123 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,166 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,291 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,151 |
| U.S. States by Borders | 0 | - | 4.62 | 35,488 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,688 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,350 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,342 |
| Official Cities in the UK | 0 | - | 4.89 | 286,386 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,500 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,124 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,263 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,608 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,156 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,417 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,600 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,979 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,735 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,811 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,258 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,265 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,872 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,842 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,966 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,129 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,904 |
| Capitals of the Stans | 0 | - | 4.95 | 27,160 |
| American TV Show Settings | 0 | - | 4.37 | 30,703 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,971 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,357 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,166 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,662 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,581 |
| US States and State Capitals | 0 | - | 4.99 | 165,470 |
| Central American Countries | 0 | - | 4.98 | 157,380 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,619 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,444 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,596 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,697 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,678 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,508 |
| States of Mexico | 0 | - | 4.96 | 178,337 |
| South American Cities on the Map | 0 | - | 4.52 | 35,559 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,589 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,460 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,828 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,099 |
| Random European Capital to Country | 0 | - | 4.98 | 192,177 |
| Random European Country to Capital | 0 | - | 4.93 | 165,950 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,000 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,464 |
| Random African Capital to Country | 0 | - | 4.97 | 101,373 |
| Random African Country to Capital | 0 | - | 4.95 | 71,772 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,769 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,363 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,586 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,468 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,625 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,517 |
| Pixelated United States Map | 0 | - | 4.88 | 94,833 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,068 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,571 |
| Flyover States | 0 | - | 4.53 | 29,601 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,275 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,414 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,498 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,353 |
| Random U.S. City to State | 0 | - | 4.45 | 76,936 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,129 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,396 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,997 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,240 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,268 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,193 |
| Countries by Capital City | 0 | - | 5.00 | 69,449 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,890 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,259 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,004 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,172 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,839 |
| Moved Capital Cities | 0 | - | 4.96 | 74,671 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,279 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,388 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,431 |
| Which City in Europe? | 0 | - | 4.83 | 107,910 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,712 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,024 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,493 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,056 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,450 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,941 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,230 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,834 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,476 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,525 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,873 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,382 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,283 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,588 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 83,086 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,295 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 47,098 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,481 |
| North American Sports Cities | 0 | - | 4.82 | 173,184 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,565 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,970 |
| Cities by Former Name | 0 | - | 4.83 | 92,081 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,868 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,995 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,872 |
| World Capitals by Map | 0 | - | 5.00 | 289,500 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,843 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,168 |
| Random Country to Capital | 0 | - | 4.98 | 928,625 |
| Capitals Starting With H | 0 | - | 4.91 | 93,359 |
| Capitals Starting With K | 0 | - | 4.89 | 84,430 |
| Capitals Starting With M | 0 | - | 4.94 | 109,228 |
| Capitals Starting With P | 0 | - | 4.88 | 79,034 |
| Capitals Starting With R | 0 | - | 4.88 | 82,532 |
| Capitals Starting With S | 0 | - | 4.90 | 86,603 |
| Capitals Starting With T | 0 | - | 4.86 | 76,866 |
| Capitals Starting With W | 0 | - | 4.87 | 91,752 |
| Capitals Starting With A | 0 | - | 4.97 | 129,149 |
| Capitals Starting With B | 0 | - | 4.89 | 119,547 |
| Capitals Starting With D | 0 | - | 4.94 | 97,240 |
