| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,124 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,245 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,609 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,093 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,510 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,768 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,351 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,728 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,182 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,717 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,343 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,254 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,643 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,622 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,624 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,248 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,331 |
| US States Quiz | 0 | - | 5.00 | 17,007,442 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,320 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,767 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,428 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,044 |
| Random U.S. City to State | 0 | - | 4.45 | 76,966 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,461 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,160 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,493 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,364 |
| Name a City - European Countries | 0 | - | 4.89 | 66,260 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,512 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,550 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,126 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,340 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,365 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,423 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,447 |
| U.S. States By Population | 0 | - | 4.92 | 154,201 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,295 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,930 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,909 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,564 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,148 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,720 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,883 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,626 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,177 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,897 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,806 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Boroughs of New York City | 0 | - | 4.47 | 85,357 |
| US States with an Empty Map | 0 | - | 5.00 | 629,076 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,571 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,171 |
| Europe Capital to Country | 0 | - | 4.99 | 252,293 |
| Asia Capital to Country | 0 | - | 4.96 | 127,622 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,107 |
| European Capitals by Map | 0 | - | 4.99 | 142,300 |
| African Capitals by Map | 0 | - | 4.99 | 142,359 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,016 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,983 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,264 |
| European Coastal Capitals | 0 | - | 4.95 | 91,393 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,233 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,976 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,986 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,202 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,127 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,262 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,297 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,265 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,377 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,482 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,770 |
| ALL California Cities | 0 | - | 4.37 | 43,261 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,512 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,798 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,662 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,920 |
| Official Cities in the UK | 0 | - | 4.89 | 286,547 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,180 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,439 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,299 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,205 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,438 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,003 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,754 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,840 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,267 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,267 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,111 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,737 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,085 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,423 |
| Capitals of the Stans | 0 | - | 4.95 | 27,188 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,348 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,709 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,499 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,871 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,909 |
| American TV Show Settings | 0 | - | 4.37 | 30,704 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,015 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,516 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,895 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,743 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,605 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,679 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,036 |
| US States and State Capitals | 0 | - | 4.99 | 165,655 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,468 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,720 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,707 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,533 |
| States of Mexico | 0 | - | 4.96 | 178,427 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,832 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,501 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,187 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,137 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,113 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,802 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,525 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,326 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,976 |
| South American Cities on the Map | 0 | - | 4.52 | 35,566 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,408 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,596 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,936 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,021 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,592 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,461 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,025 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,272 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,326 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,247 |
| Countries by Capital City | 0 | - | 5.00 | 69,512 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,947 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,284 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,130 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,882 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,855 |
| Moved Capital Cities | 0 | - | 4.96 | 74,692 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,125 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,835 |
| Random European Capital to Country | 0 | - | 4.98 | 192,244 |
| Random European Country to Capital | 0 | - | 4.93 | 165,987 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,050 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,512 |
| Random African Capital to Country | 0 | - | 4.97 | 101,401 |
| Random African Country to Capital | 0 | - | 4.95 | 71,801 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,790 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,430 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,632 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,505 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,640 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,839 |
| Pixelated United States Map | 0 | - | 4.89 | 94,852 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,185 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,295 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,404 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,474 |
| Which City in Europe? | 0 | - | 4.83 | 107,929 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,601 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,608 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,757 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,052 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,523 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,417 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,546 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,064 |
| New England States | 0 | - | 4.51 | 59,906 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,086 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,127 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,180 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,304 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,161 |
| U.S. States by Borders | 0 | - | 4.62 | 35,493 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,042 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,697 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,367 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,514 |
| North American Sports Cities | 0 | - | 4.82 | 173,211 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,583 |
| Cities in European History #1 | 0 | - | 4.63 | 134,672 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,953 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,464 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,902 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,958 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,650 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,227 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,994 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,542 |
| Name a Valid World City | 0 | - | 4.85 | 72,049 |
| Cities by Former Name | 0 | - | 4.83 | 92,119 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,957 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,010 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,903 |
| World Capitals by Map | 0 | - | 5.00 | 289,681 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,869 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,766 |
| Random Country to Capital | 0 | - | 4.98 | 929,119 |
| Capitals Starting With H | 0 | - | 4.91 | 93,385 |
| Capitals Starting With K | 0 | - | 4.88 | 84,462 |
