| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,880 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,008 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,445 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,510 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,070 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,310 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,732 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,006 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,063 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,637 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,839 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,537 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,556 |
| North America Cities by Map | 0 | - | 4.41 | 47,757 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,248 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,998 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,293 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,174 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,300 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,742 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,250 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,378 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,377 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,785 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,856 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,853 |
| Europe Capital to Country | 0 | - | 4.99 | 249,509 |
| Asia Capital to Country | 0 | - | 4.96 | 126,437 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,539 |
| European Capitals by Map | 0 | - | 4.99 | 138,490 |
| African Capitals by Map | 0 | - | 4.99 | 133,292 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,048 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,856 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,210 |
| European Coastal Capitals | 0 | - | 4.95 | 90,356 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,488 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,074 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,502 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,725 |
| Official Cities in the UK | 0 | - | 4.89 | 282,956 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,713 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,534 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,209 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,227 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,871 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,958 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,676 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,064 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,059 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,155 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,440 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,687 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,314 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,815 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,346 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,818 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,264 |
| Which City in Canada? | 0 | - | 4.82 | 56,939 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,543 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,911 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,383 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,944 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,324 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,027 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,036 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,843 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,006 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,742 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,646 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,384 |
| Central American Countries | 0 | - | 4.98 | 155,858 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,298 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,142 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,725 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,442 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,768 |
| States of Mexico | 0 | - | 4.95 | 175,447 |
| South American Cities on the Map | 0 | - | 4.56 | 35,374 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,817 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,907 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,217 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,246 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,920 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,558 |
| Countries by Capital City | 0 | - | 5.00 | 67,875 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,946 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,437 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,556 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,932 |
| Moved Capital Cities | 0 | - | 4.96 | 74,027 |
| Canada Country Quiz | 0 | - | 4.54 | 132,312 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,046 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,441 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,193 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,191 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,435 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,537 |
| Random European Capital to Country | 0 | - | 4.98 | 190,599 |
| Random European Country to Capital | 0 | - | 4.93 | 164,467 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,178 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,574 |
| Random African Capital to Country | 0 | - | 4.97 | 100,474 |
| Random African Country to Capital | 0 | - | 4.94 | 71,076 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,745 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,319 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,494 |
| Pixelated United States Map | 0 | - | 4.87 | 94,055 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,622 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,146 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,184 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,673 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,946 |
| U.S. States By Population | 0 | - | 4.92 | 152,986 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,169 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,305 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,367 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,112 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,094 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,445 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,752 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,492 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,033 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,415 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,101 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,694 |
| North American Sports Cities | 0 | - | 4.83 | 171,734 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,229 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,645 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,225 |
| Cities by Former Name | 0 | - | 4.83 | 91,411 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,309 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,560 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,952 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,854 |
| World Capitals by Map | 0 | - | 5.00 | 285,515 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,139 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,665 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,629 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,890 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,447 |
| Random Country to Capital | 0 | - | 4.98 | 917,925 |
| Capitals Starting With H | 0 | - | 4.90 | 91,968 |
| Capitals Starting With K | 0 | - | 4.85 | 77,835 |
| Capitals Starting With L | 0 | - | 4.81 | 87,394 |
| Capitals Starting With M | 0 | - | 4.93 | 106,943 |
| Capitals Starting With P | 0 | - | 4.88 | 77,662 |
| Capitals Starting With R | 0 | - | 4.87 | 81,398 |
| Capitals Starting With S | 0 | - | 4.89 | 85,290 |
| Capitals Starting With T | 0 | - | 4.84 | 75,743 |
| Capitals Starting With W | 0 | - | 4.87 | 90,999 |
| Capitals Starting With A | 0 | - | 4.97 | 127,248 |
| Capitals Starting With B | 0 | - | 4.89 | 117,898 |
| Capitals Starting With D | 0 | - | 4.93 | 95,928 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,230 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,111 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,168 |
| Which City in Europe? | 0 | - | 4.83 | 107,142 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,507 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,588 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,334 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,062 |
| American TV Show Settings | 0 | - | 4.35 | 30,632 |
| Cities in European History #1 | 0 | - | 4.63 | 133,774 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,304 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,695 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,863 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,100 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,641 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,590 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,053 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,270 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,791 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,113 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,505 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,766 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,501 |
| Random European City to Country | 0 | - | 4.69 | 117,450 |
| Random Asian City to Country | 0 | - | 4.56 | 44,457 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,666 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,513 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,674 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,936 |
| Former Capitals | 0 | - | 4.88 | 71,365 |
| Capital Cities Chain | 0 | - | 4.83 | 82,456 |
| Coldest World Capitals | 0 | - | 4.95 | 133,445 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,372 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,642 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,801 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,082 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,239 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,269 |
| Belize Country Quiz | 0 | - | 4.85 | 20,928 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,124 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,255 |
| Flags of North and South America | 0 | - | 4.99 | 371,777 |
| Territories of the United States | 0 | - | 4.79 | 52,327 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,506 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,568 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,351 |
