| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,387 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,820 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,339 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,722 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,852 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,193 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,918 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,524 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,119 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,797 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,476 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| North America Cities by Map | 0 | - | 4.41 | 47,611 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,342 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,474 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,824 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,381 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,368 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,714 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,333 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,687 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,790 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,591 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,527 |
| Europe Capital to Country | 0 | - | 4.99 | 247,677 |
| Asia Capital to Country | 0 | - | 4.96 | 125,741 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,434 |
| European Capitals by Map | 0 | - | 4.99 | 136,228 |
| African Capitals by Map | 0 | - | 4.99 | 132,140 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,117 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,166 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,594 |
| European Coastal Capitals | 0 | - | 4.95 | 89,731 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,755 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,758 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,415 |
| Official Cities in the UK | 0 | - | 4.89 | 280,481 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,544 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,459 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,662 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,655 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,402 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,097 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,166 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,696 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,434 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,760 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,756 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,941 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,854 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,942 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,943 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,746 |
| Which City in Canada? | 0 | - | 4.83 | 56,649 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,234 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,186 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 43,448 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,912 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,805 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,819 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,661 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,514 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,905 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,655 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,521 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,339 |
| Central American Countries | 0 | - | 4.98 | 155,022 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,649 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,862 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,848 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,776 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,876 |
| States of Mexico | 0 | - | 4.95 | 173,312 |
| South American Cities on the Map | 0 | - | 4.57 | 35,240 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,738 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,923 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,641 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,591 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,597 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,415 |
| Countries by Capital City | 0 | - | 5.00 | 66,615 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,313 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,898 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,323 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,403 |
| Moved Capital Cities | 0 | - | 4.96 | 73,576 |
| Canada Country Quiz | 0 | - | 4.54 | 131,695 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,596 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,400 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,426 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,432 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,192 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,031 |
| Random European Capital to Country | 0 | - | 4.98 | 189,186 |
| Random European Country to Capital | 0 | - | 4.92 | 147,435 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,390 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,386 |
| Random African Capital to Country | 0 | - | 4.97 | 99,734 |
| Random African Country to Capital | 0 | - | 4.94 | 70,227 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,761 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,447 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,834 |
| Pixelated United States Map | 0 | - | 4.89 | 93,462 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,713 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,343 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,393 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,646 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,886 |
| U.S. States By Population | 0 | - | 4.92 | 152,343 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,384 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,850 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,889 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,539 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,759 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,871 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,864 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,074 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,473 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,061 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,653 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,102 |
| North American Sports Cities | 0 | - | 4.83 | 170,881 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,912 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,062 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,714 |
| Cities by Former Name | 0 | - | 4.84 | 90,959 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,680 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,229 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,795 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,917 |
| World Capitals by Map | 0 | - | 5.00 | 283,148 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,655 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,748 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,259 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,618 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,808 |
| Random Country to Capital | 0 | - | 4.98 | 911,478 |
| Capitals Starting With H | 0 | - | 4.90 | 90,830 |
| Capitals Starting With K | 0 | - | 4.85 | 75,674 |
| Capitals Starting With L | 0 | - | 4.81 | 86,822 |
| Capitals Starting With M | 0 | - | 4.93 | 106,035 |
| Capitals Starting With P | 0 | - | 4.88 | 77,179 |
| Capitals Starting With R | 0 | - | 4.87 | 80,964 |
| Capitals Starting With S | 0 | - | 4.89 | 84,797 |
| Capitals Starting With T | 0 | - | 4.84 | 75,285 |
| Capitals Starting With W | 0 | - | 4.89 | 90,601 |
| Capitals Starting With A | 0 | - | 4.97 | 126,537 |
| Capitals Starting With B | 0 | - | 4.89 | 117,279 |
| Capitals Starting With D | 0 | - | 4.93 | 95,371 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,791 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,033 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,123 |
| Which City in Europe? | 0 | - | 4.83 | 106,609 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,116 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,547 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,084 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,924 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,785 |
| American TV Show Settings | 0 | - | 4.35 | 30,586 |
| Cities in European History #1 | 0 | - | 4.63 | 133,106 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,193 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,561 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,801 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,014 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,182 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,335 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,017 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,090 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,570 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,022 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,302 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,180 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,088 |
| Random European City to Country | 0 | - | 4.69 | 116,306 |
| Random Asian City to Country | 0 | - | 4.56 | 44,390 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,666 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,470 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,326 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,165 |
| Former Capitals | 0 | - | 4.88 | 71,131 |
| Capital Cities Chain | 0 | - | 4.84 | 81,905 |
| Coldest World Capitals | 0 | - | 4.95 | 133,038 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,786 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,982 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,178 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,326 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,531 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,059 |
| Belize Country Quiz | 0 | - | 4.85 | 20,802 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,093 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,207 |
| Flags of North and South America | 0 | - | 4.99 | 367,043 |
| Territories of the United States | 0 | - | 4.79 | 52,140 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,213 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,370 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,273 |
