| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,563 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,975 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,252 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,121 |
| Boroughs of New York City | 0 | - | 4.47 | 84,068 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,650 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,255 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,544 |
| US States Quiz | 0 | - | 5.00 | 16,685,311 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,161 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,630 |
| ALL California Cities | 0 | - | 4.36 | 42,804 |
| Random U.S. City to State | 0 | - | 4.45 | 75,240 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,140 |
| Name a City - European Countries | 0 | - | 4.92 | 64,297 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,158 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,341 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,624 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,082 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,347 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,605 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,479 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,764 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,455 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,839 |
| Draw All US State Borders | 0 | - | 4.99 | 133,278 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 64,670 |
| US States with an Empty Map | 0 | - | 5.00 | 618,340 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,590 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,487 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,826 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,113 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,275 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,691 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,424 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,381 |
| Europe Capital to Country | 0 | - | 4.99 | 247,361 |
| Asia Capital to Country | 0 | - | 4.96 | 125,662 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,339 |
| European Capitals by Map | 0 | - | 4.99 | 136,035 |
| African Capitals by Map | 0 | - | 4.99 | 132,089 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,005 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,094 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,546 |
| European Coastal Capitals | 0 | - | 4.95 | 89,678 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,158 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,490 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,617 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,389 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,899 |
| Miami City Trivia | 0 | - | 4.60 | 11,184 |
| Dallas City Trivia | 0 | - | 4.46 | 6,771 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,430 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,478 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,948 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,574 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,014 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,778 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,313 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,836 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,341 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,495 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,513 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,968 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,445 |
| Official Cities in the UK | 0 | - | 4.89 | 280,272 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,638 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,271 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,736 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,002 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,584 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,625 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,574 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,354 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,042 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,096 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,659 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,391 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,165 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,723 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,563 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,210 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,235 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.66 | 10,793 |
| Capitals of the Stans | 0 | - | 4.95 | 26,378 |
| Every City in Texas on a Map | 0 | - | 4.36 | 14,879 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,119 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,526 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,743 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,586 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,661 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,326 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,730 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,624 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,558 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,142 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,002 |
| US States and State Capitals | 0 | - | 4.99 | 158,204 |
| All About Atlanta | 0 | - | 4.60 | 11,205 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,865 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,102 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,336 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,176 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,389 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,640 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,681 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,371 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,473 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,680 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,631 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,557 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,628 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,775 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,161 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,968 |
| Random European Capital to Country | 0 | - | 4.98 | 189,099 |
| Random European Country to Capital | 0 | - | 4.92 | 147,365 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,342 |
| Random African Capital to Country | 0 | - | 4.97 | 99,684 |
| Random African Country to Capital | 0 | - | 4.94 | 70,164 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,187 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,521 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,475 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,125 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,044 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,798 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,682 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,678 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,679 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,368 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,296 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,132 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,645 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,619 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,984 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,828 |
| Find the City #1 | 0 | - | 4.97 | 42,052 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,413 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,849 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,590 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,545 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,506 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,276 |
| Countries by Capital City | 0 | - | 5.00 | 66,513 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,250 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,836 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,092 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,781 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,360 |
| Moved Capital Cities | 0 | - | 4.96 | 73,537 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,220 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,587 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,761 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 14,971 |
| Which City in Europe? | 0 | - | 4.83 | 106,569 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,314 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,899 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,780 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,663,184 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 77,416 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,270 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,050 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 50,905 |
| North American Sports Cities | 0 | - | 4.83 | 170,798 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,894 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,527 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,451 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,659 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,195 |
| Name a Valid World City | 0 | - | 4.83 | 70,032 |
| Cities by Former Name | 0 | - | 4.84 | 90,896 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,655 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,204 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,826 |
| World Capitals by Map | 0 | - | 5.00 | 282,949 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,613 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,865 |
| Random Country to Capital | 0 | - | 4.98 | 910,833 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,590 |
| Capitals Starting With H | 0 | - | 4.90 | 90,057 |
| Capitals Starting With K | 0 | - | 4.85 | 75,596 |
| Capitals Starting With L | 0 | - | 4.81 | 86,726 |
| Capitals Starting With M | 0 | - | 4.93 | 105,920 |
| Capitals Starting With P | 0 | - | 4.88 | 77,099 |
| Capitals Starting With R | 0 | - | 4.87 | 80,890 |
| Capitals Starting With S | 0 | - | 4.89 | 84,714 |
| Capitals Starting With T | 0 | - | 4.84 | 75,217 |
| Capitals Starting With W | 0 | - | 4.89 | 90,533 |
| Capitals Starting With A | 0 | - | 4.97 | 126,414 |
| Capitals Starting With B | 0 | - | 4.89 | 117,177 |
| Capitals Starting With D | 0 | - | 4.93 | 95,266 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,962 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,961 |
| Which City in California? | 0 | - | 4.56 | 31,869 |
| Philadelphia Trivia | 0 | - | 4.26 | 21,939 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,136 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,230 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,388 |
