| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,737 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,263 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,037 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,251 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,873 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,443 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,236 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,834 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,995 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,581 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,516 |
| North America Cities by Map | 0 | - | 4.41 | 47,705 |
| Name a City - European Countries | 0 | - | 4.91 | 64,845 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,675 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,092 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,182 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,738 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,024 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,895 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,327 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,878 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,149 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,104 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,127 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,458 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,758 |
| Europe Capital to Country | 0 | - | 4.99 | 248,930 |
| Asia Capital to Country | 0 | - | 4.96 | 126,177 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,155 |
| European Capitals by Map | 0 | - | 4.99 | 137,761 |
| African Capitals by Map | 0 | - | 4.99 | 132,843 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,732 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,608 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,982 |
| European Coastal Capitals | 0 | - | 4.95 | 90,118 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,357 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,255 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,811 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,590 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,081 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,959 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,750 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,748 |
| Official Cities in the UK | 0 | - | 4.89 | 282,159 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,650 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,502 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,989 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,700 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,604 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,518 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,926 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,828 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,997 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,717 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,969 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,599 |
| Which City in Canada? | 0 | - | 4.82 | 56,860 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,396 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,169 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,514 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,212 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,140 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,647 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,324 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,156 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,954 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,173 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,649 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,917 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,369 |
| Central American Countries | 0 | - | 4.98 | 155,522 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,062 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,294 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,874 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,199 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,580 |
| States of Mexico | 0 | - | 4.95 | 174,729 |
| South American Cities on the Map | 0 | - | 4.56 | 35,312 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,910 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,353 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,311 |
| Random European Capital to Country | 0 | - | 4.98 | 189,824 |
| Random European Country to Capital | 0 | - | 4.92 | 150,335 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,703 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,815 |
| Random African Capital to Country | 0 | - | 4.97 | 100,049 |
| Random African Country to Capital | 0 | - | 4.94 | 70,603 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,367 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,022 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,258 |
| Canada Country Quiz | 0 | - | 4.54 | 132,097 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,880 |
| Pixelated United States Map | 0 | - | 4.89 | 93,819 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,363 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,932 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,929 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,372 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,597 |
| U.S. States By Population | 0 | - | 4.92 | 152,792 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,902 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,169 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,202 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,957 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,983 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,263 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,548 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,380 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,871 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,334 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,984 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,205 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,431 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,469 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,104 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,410 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,608 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,057 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,066 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,326 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,182 |
| Countries by Capital City | 0 | - | 5.00 | 67,486 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,751 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,254 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,746 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,912 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,706 |
| Moved Capital Cities | 0 | - | 4.96 | 73,890 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,498 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,803 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,220 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,083 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,087 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,152 |
| Which City in Europe? | 0 | - | 4.83 | 107,008 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,141 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,395 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,420 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,204 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,427 |
| North American Sports Cities | 0 | - | 4.83 | 171,387 |
| American TV Show Settings | 0 | - | 4.35 | 30,611 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,037 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,042 |
| Cities by Former Name | 0 | - | 4.84 | 91,271 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,215 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,448 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,508 |
| World Capitals by Map | 0 | - | 5.00 | 284,817 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,981 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,311 |
| Random Country to Capital | 0 | - | 4.98 | 915,068 |
| Capitals Starting With H | 0 | - | 4.90 | 91,723 |
| Capitals Starting With K | 0 | - | 4.85 | 75,939 |
| Capitals Starting With L | 0 | - | 4.81 | 87,149 |
| Capitals Starting With M | 0 | - | 4.93 | 106,589 |
| Capitals Starting With P | 0 | - | 4.88 | 77,451 |
| Capitals Starting With R | 0 | - | 4.87 | 81,232 |
| Capitals Starting With S | 0 | - | 4.89 | 85,076 |
| Capitals Starting With T | 0 | - | 4.84 | 75,560 |
| Capitals Starting With W | 0 | - | 4.87 | 90,853 |
| Capitals Starting With A | 0 | - | 4.97 | 126,940 |
| Capitals Starting With B | 0 | - | 4.89 | 117,624 |
| Capitals Starting With D | 0 | - | 4.93 | 95,703 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,094 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,000 |
| Cities in European History #1 | 0 | - | 4.63 | 133,551 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,263 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,645 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,841 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,072 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,461 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,500 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,612 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,904 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,196 |
| Belize Country Quiz | 0 | - | 4.85 | 20,881 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,583 |
| Flags of North and South America | 0 | - | 4.99 | 370,203 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,318 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,310 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,437 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,544 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,947 |
| Random European City to Country | 0 | - | 4.69 | 117,000 |
| Random Asian City to Country | 0 | - | 4.56 | 44,435 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,110 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,541 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,696 |
| Former Capitals | 0 | - | 4.88 | 71,283 |
| Capital Cities Chain | 0 | - | 4.84 | 82,259 |
| Coldest World Capitals | 0 | - | 4.95 | 133,216 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,141 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,391 |
| US States and State Capitals | 0 | - | 4.99 | 160,247 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,986 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,843 |
| Territories of the United States | 0 | - | 4.79 | 52,256 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,388 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,495 |
