| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,305 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,737 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,280 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,087 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,014 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,364 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,909 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,343 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,196 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,225 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,630 |
| North America Cities by Map | 0 | - | 4.41 | 47,860 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,200 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,144 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,464 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,637 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,009 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,584 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,383 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,936 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,444 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,023 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,873 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,469 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,043 |
| Europe Capital to Country | 0 | - | 4.99 | 251,023 |
| Asia Capital to Country | 0 | - | 4.96 | 126,908 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,281 |
| European Capitals by Map | 0 | - | 4.99 | 140,151 |
| African Capitals by Map | 0 | - | 4.99 | 134,274 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,708 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,342 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,684 |
| European Coastal Capitals | 0 | - | 4.95 | 90,871 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,695 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,020 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,705 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,942 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,813 |
| World Capitals Quiz | 0 | - | 5.00 | 5,086,504 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,072 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,981 |
| Official Cities in the UK | 0 | - | 4.89 | 284,711 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,837 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,587 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,767 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,242 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,573 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,061 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,324 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,575 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,443 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,159 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,080 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,814 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,727 |
| Which City in Canada? | 0 | - | 4.83 | 57,163 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,262 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,643 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,457 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,637 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,875 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,457 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,471 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,557 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,895 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,585 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,879 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,315 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Central American Countries | 0 | - | 4.98 | 156,846 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,995 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,917 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,002 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,178 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,207 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,147 |
| States of Mexico | 0 | - | 4.96 | 176,902 |
| South American Cities on the Map | 0 | - | 4.53 | 35,477 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,831 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,624 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,827 |
| Random European Capital to Country | 0 | - | 4.98 | 191,536 |
| Random European Country to Capital | 0 | - | 4.93 | 165,464 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,701 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,041 |
| Random African Capital to Country | 0 | - | 4.97 | 100,964 |
| Random African Country to Capital | 0 | - | 4.94 | 71,432 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,629 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,999 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,036 |
| Canada Country Quiz | 0 | - | 4.54 | 132,709 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,388 |
| Pixelated United States Map | 0 | - | 4.88 | 94,497 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,159 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,764 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,704 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,391 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,706 |
| U.S. States By Population | 0 | - | 4.92 | 153,774 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,766 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,617 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,726 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,550 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,345 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,816 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,322 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,968 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,439 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,689 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,461 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,472 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,646 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,492 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,015 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,608 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,600 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,729 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,562 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,423 |
| Countries by Capital City | 0 | - | 5.00 | 68,714 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,417 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,860 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,335 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,056 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,452 |
| Moved Capital Cities | 0 | - | 4.96 | 74,389 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,947 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,131 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,999 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,515 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,188 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,226 |
| Which City in Europe? | 0 | - | 4.83 | 107,616 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,895 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,506 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,975 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,628 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,108 |
| North American Sports Cities | 0 | - | 4.83 | 172,699 |
| American TV Show Settings | 0 | - | 4.35 | 30,666 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,422 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,618 |
| Cities by Former Name | 0 | - | 4.83 | 91,766 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,507 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,780 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,452 |
| World Capitals by Map | 0 | - | 5.00 | 287,637 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,512 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,397 |
| Random Country to Capital | 0 | - | 4.98 | 923,307 |
| Capitals Starting With H | 0 | - | 4.91 | 92,764 |
| Capitals Starting With K | 0 | - | 4.88 | 83,818 |
| Capitals Starting With L | 0 | - | 4.81 | 88,286 |
| Capitals Starting With M | 0 | - | 4.93 | 108,127 |
| Capitals Starting With P | 0 | - | 4.88 | 78,391 |
| Capitals Starting With R | 0 | - | 4.87 | 82,010 |
| Capitals Starting With S | 0 | - | 4.90 | 85,997 |
| Capitals Starting With T | 0 | - | 4.84 | 76,346 |
| Capitals Starting With W | 0 | - | 4.87 | 91,420 |
| Capitals Starting With A | 0 | - | 4.97 | 128,348 |
| Capitals Starting With B | 0 | - | 4.89 | 118,764 |
| Capitals Starting With D | 0 | - | 4.93 | 96,669 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,965 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,215 |
| Cities in European History #1 | 0 | - | 4.63 | 134,250 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,804 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,908 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,163 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,095 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,550 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,274 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,478 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,430 |
| Belize Country Quiz | 0 | - | 4.85 | 21,023 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,138 |
| Flags of North and South America | 0 | - | 4.99 | 374,583 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,417 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,568 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,641 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,638 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,367 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,601 |
| Random European City to Country | 0 | - | 4.69 | 118,053 |
| Random Asian City to Country | 0 | - | 4.56 | 44,563 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,250 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,100 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,449 |
| Former Capitals | 0 | - | 4.88 | 71,538 |
| Capital Cities Chain | 0 | - | 4.84 | 83,004 |
| Coldest World Capitals | 0 | - | 4.95 | 133,679 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,801 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,155 |
| US States and State Capitals | 0 | - | 4.99 | 163,670 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,734 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,168 |
| Territories of the United States | 0 | - | 4.80 | 52,482 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,726 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,751 |
