| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,925 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,206 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,548 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,582 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,342 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,557 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,803 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,040 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,083 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,110 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,282 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,554 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,563 |
| North America Cities by Map | 0 | - | 4.41 | 47,768 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,270 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,063 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,958 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,557 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,370 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,943 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,272 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,456 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,427 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,862 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,872 |
| World Capitals Quiz | 0 | - | 5.00 | 5,064,647 |
| Europe Capital to Country | 0 | - | 4.99 | 249,643 |
| Asia Capital to Country | 0 | - | 4.96 | 126,501 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,629 |
| European Capitals by Map | 0 | - | 4.99 | 138,659 |
| African Capitals by Map | 0 | - | 4.99 | 133,408 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,111 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,917 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,266 |
| European Coastal Capitals | 0 | - | 4.95 | 90,414 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,511 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,314 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,622 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,756 |
| Official Cities in the UK | 0 | - | 4.89 | 283,170 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,722 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,537 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,244 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,280 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,918 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,032 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,727 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,095 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,130 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,196 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,605 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,742 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,355 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,915 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,377 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,835 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,253 |
| Which City in Canada? | 0 | - | 4.82 | 56,954 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,665 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,971 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,396 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,120 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,339 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,119 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,068 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,877 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,013 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,750 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,651 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,387 |
| Central American Countries | 0 | - | 4.98 | 155,924 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,361 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,344 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,987 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,543 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,822 |
| States of Mexico | 0 | - | 4.95 | 175,614 |
| South American Cities on the Map | 0 | - | 4.56 | 35,395 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,892 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,992 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,259 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,297 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,003 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,682 |
| Countries by Capital City | 0 | - | 5.00 | 67,960 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,991 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,485 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,725 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,995 |
| Moved Capital Cities | 0 | - | 4.96 | 74,076 |
| Canada Country Quiz | 0 | - | 4.54 | 132,351 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,087 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,442 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,996 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,244 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,454 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,567 |
| Random European Capital to Country | 0 | - | 4.98 | 190,670 |
| Random European Country to Capital | 0 | - | 4.93 | 164,752 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,623 |
| Random African Capital to Country | 0 | - | 4.97 | 100,523 |
| Random African Country to Capital | 0 | - | 4.94 | 71,106 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,854 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,385 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,552 |
| Pixelated United States Map | 0 | - | 4.87 | 94,105 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,667 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,200 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,235 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,739 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,005 |
| U.S. States By Population | 0 | - | 4.92 | 153,029 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,229 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,340 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,402 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,161 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,121 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,490 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,808 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,594 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,071 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,433 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,130 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,748 |
| North American Sports Cities | 0 | - | 4.83 | 171,786 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,261 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,690 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,274 |
| Cities by Former Name | 0 | - | 4.83 | 91,451 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,336 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,590 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,965 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,944 |
| World Capitals by Map | 0 | - | 5.00 | 285,702 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,177 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,405 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,655 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,920 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,508 |
| Random Country to Capital | 0 | - | 4.98 | 918,717 |
| Capitals Starting With H | 0 | - | 4.91 | 92,296 |
| Capitals Starting With K | 0 | - | 4.87 | 82,353 |
| Capitals Starting With L | 0 | - | 4.81 | 87,791 |
| Capitals Starting With M | 0 | - | 4.93 | 107,403 |
| Capitals Starting With P | 0 | - | 4.88 | 77,954 |
| Capitals Starting With R | 0 | - | 4.87 | 81,607 |
| Capitals Starting With S | 0 | - | 4.90 | 85,548 |
| Capitals Starting With T | 0 | - | 4.85 | 75,971 |
| Capitals Starting With W | 0 | - | 4.87 | 91,151 |
| Capitals Starting With A | 0 | - | 4.97 | 127,590 |
| Capitals Starting With B | 0 | - | 4.89 | 118,205 |
| Capitals Starting With D | 0 | - | 4.93 | 96,193 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,299 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,123 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,174 |
| Which City in Europe? | 0 | - | 4.83 | 107,197 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,596 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,615 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,350 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,079 |
| American TV Show Settings | 0 | - | 4.35 | 30,637 |
| Cities in European History #1 | 0 | - | 4.63 | 133,828 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,314 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,711 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,871 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,104 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,691 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,810 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,255 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,304 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,817 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,121 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,516 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,806 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,656 |
| Random European City to Country | 0 | - | 4.69 | 117,481 |
| Random Asian City to Country | 0 | - | 4.56 | 44,460 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,722 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,515 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,709 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,003 |
| Former Capitals | 0 | - | 4.88 | 71,389 |
| Capital Cities Chain | 0 | - | 4.83 | 82,526 |
| Coldest World Capitals | 0 | - | 4.95 | 133,480 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,420 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,713 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,859 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,125 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,293 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,288 |
| Belize Country Quiz | 0 | - | 4.85 | 20,941 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,686 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,423 |
| Flags of North and South America | 0 | - | 4.99 | 372,135 |
| Territories of the United States | 0 | - | 4.79 | 52,341 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,531 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,593 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,357 |
