| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,205 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,338 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,005 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,148 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,560 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,796 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,365 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,298 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,754 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,771 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,486 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,440 |
| US States Quiz | 0 | - | 5.00 | 17,013,915 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,640 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,931 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,267 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,339 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,816 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,450 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,070 |
| Random U.S. City to State | 0 | - | 4.45 | 76,995 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,467 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,178 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,122 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,595 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,814 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,649 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,554 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,145 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,380 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,417 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,461 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,502 |
| U.S. States By Population | 0 | - | 4.92 | 154,216 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,334 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,950 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,939 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,578 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,173 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,890 |
| Name a City - European Countries | 0 | - | 4.89 | 66,332 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,907 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,651 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,187 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,909 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,812 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Boroughs of New York City | 0 | - | 4.47 | 85,374 |
| US States with an Empty Map | 0 | - | 5.00 | 629,319 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,327 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,271 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,329 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,416 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,529 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,788 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,623 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,266 |
| ALL California Cities | 0 | - | 4.37 | 43,273 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,517 |
| Europe Capital to Country | 0 | - | 4.99 | 252,444 |
| Asia Capital to Country | 0 | - | 4.96 | 127,653 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,195 |
| European Capitals by Map | 0 | - | 4.99 | 142,411 |
| African Capitals by Map | 0 | - | 4.99 | 142,475 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,074 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,062 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,323 |
| European Coastal Capitals | 0 | - | 4.95 | 91,448 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,250 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,128 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,096 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,224 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,747 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,094 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,738 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,956 |
| Official Cities in the UK | 0 | - | 4.89 | 286,684 |
| World Capitals Quiz | 0 | - | 5.00 | 5,111,683 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,585 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,337 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,694 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,256 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,459 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,645 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,033 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,789 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,899 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,311 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,275 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,944 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,443 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,357 |
| American TV Show Settings | 0 | - | 4.37 | 30,709 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,715 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,071 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,504 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,675 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,901 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,213 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,865 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,657 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,683 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,130 |
| US States and State Capitals | 0 | - | 4.99 | 165,813 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,512 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,862 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,745 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,561 |
| States of Mexico | 0 | - | 4.96 | 178,562 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,197 |
| Capitals of the Stans | 0 | - | 4.95 | 27,212 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,185 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,149 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,894 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,572 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,371 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,010 |
| South American Cities on the Map | 0 | - | 4.52 | 35,571 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,598 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,939 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,500 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,908 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,147 |
| Random European Capital to Country | 0 | - | 4.98 | 192,294 |
| Random European Country to Capital | 0 | - | 4.93 | 166,019 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,068 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,532 |
| Random African Capital to Country | 0 | - | 4.97 | 101,437 |
| Random African Country to Capital | 0 | - | 4.94 | 71,847 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,836 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,468 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,674 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,537 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,651 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,599 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,850 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,008 |
| Pixelated United States Map | 0 | - | 4.89 | 94,892 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,507 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,934 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,458 |
| Find the City #1 | 0 | - | 4.97 | 43,411 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,499 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,052 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,300 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,375 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,310 |
| Countries by Capital City | 0 | - | 5.00 | 69,558 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,086 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,315 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,259 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,193 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,920 |
| Moved Capital Cities | 0 | - | 4.96 | 74,706 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,308 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,420 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,518 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,843 |
| Which City in Europe? | 0 | - | 4.83 | 107,972 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,608 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,345 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,824 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,079 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,554 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,424 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,082 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,965 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,658 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,453 |
| Random Country to Capital | 0 | - | 4.98 | 929,508 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,038 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,147 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,971 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,180 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,149 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,675 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,420 |
| New England States | 0 | - | 4.51 | 59,906 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,173 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,097 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,132 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,195 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,321 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,175 |
| U.S. States by Borders | 0 | - | 4.61 | 35,506 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,132 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,705 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,380 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,956 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,612 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,246 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,541 |
| North American Sports Cities | 0 | - | 4.82 | 173,258 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,590 |
| Cities in European History #1 | 0 | - | 4.63 | 134,708 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,470 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,911 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,961 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,236 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,026 |
