| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,600,365 |
| Boroughs of New York City | 0 | - | 4.45 | 80,515 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 66,332 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 133,642 |
| Random State Capital to U.S. State | 0 | - | 4.82 | 80,912 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.82 | 52,332 |
| New York City Trivia #1 | 0 | - | 4.07 | 34,757 |
| US States Quiz | 0 | - | 5.00 | 15,647,445 |
| ALL California Cities | 0 | - | 4.34 | 41,069 |
| Random U.S. City to State | 0 | - | 4.44 | 69,641 |
| Most-Visited U.S. Cities | 0 | - | 4.86 | 81,646 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 69,045 |
| Africa Capitals Quiz | 0 | - | 4.99 | 680,826 |
| Asia Capitals Quiz | 0 | - | 4.97 | 640,576 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 122,264 |
| Name a City - European Countries | 0 | - | 4.93 | 58,008 |
| Every City in Arizona on a Map | 0 | - | 4.45 | 7,958 |
| Every City in Alabama on a Map | 0 | - | 4.68 | 7,069 |
| Every City in Michigan on a Map | 0 | - | 4.46 | 7,700 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 13,796 |
| Washington D.C. Trivia | 0 | - | 4.45 | 32,223 |
| US States with an Empty Map | 0 | - | 5.00 | 585,297 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 97,617 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.57 | 7,195 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 83,694 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 45,991 |
| Miami City Trivia | 0 | - | 4.55 | 10,830 |
| Dallas City Trivia | 0 | - | 4.46 | 6,457 |
| Draw All US State Borders | 0 | - | 4.99 | 111,757 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.86 | 52,243 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 86,075 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 40,935 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 122,562 |
| U.S. Cities Chain | 0 | - | 4.20 | 32,204 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 101,549 |
| Most-Visited Cities in Europe | 0 | - | 4.88 | 64,879 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 17,864 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.41 | 11,969 |
| Europe Capital to Country | 0 | - | 4.99 | 232,661 |
| Asia Capital to Country | 0 | - | 4.95 | 111,501 |
| EU Capitals with No Hints | 0 | - | 4.96 | 134,173 |
| European Capitals by Map | 0 | - | 4.99 | 108,612 |
| African Capitals by Map | 0 | - | 4.99 | 121,076 |
| South America Capitals Quiz | 0 | - | 5.00 | 451,136 |
| Asian Capitals by Map | 0 | - | 4.98 | 53,521 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 84,823 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 77,823 |
| European Coastal Capitals | 0 | - | 4.95 | 83,226 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 49,431 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 246,750 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.89 | 206,857 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 78,710 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.56 | 33,196 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 45,381 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 35,662 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,069 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 33,587 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 42,851 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 195,025 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 76,736 |
| U.S. City Nicknames | 0 | - | 4.23 | 101,624 |
| Official Cities in the UK | 0 | - | 4.89 | 256,509 |
| Every City in Colorado on a Map | 0 | - | 4.44 | 11,339 |
| Every City in Washington State on a Map | 0 | - | 4.50 | 11,483 |
| World Capitals Quiz | 0 | - | 5.00 | 4,751,206 |
| North America Capitals Quiz | 0 | - | 4.99 | 199,774 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 56,543 |
| Top 10 Most Remote European Capitals | 0 | - | 4.83 | 88,641 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 111,528 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 82,118 |
| European Capitals Furthest from the Sea | 0 | - | 4.90 | 69,928 |
| Asian Capitals - Map Quiz | 0 | - | 4.94 | 55,872 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 49,162 |
| European Capitals Ending in N | 0 | - | 4.92 | 77,248 |
| U.S. States that Border Canada | 0 | - | 4.91 | 171,136 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 62,153 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 39,478 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 124,076 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 25,493 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.89 | 20,848 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 82,863 |
| Name a Valid European Capital | 0 | - | 4.95 | 139,094 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 64,867 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,103 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.47 | 25,547 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.54 | 31,053 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 137,373 |
| All About Atlanta | 0 | - | 4.59 | 10,746 |
| New York Cities Map Quiz | 0 | - | 4.54 | 40,831 |
| Fifty US States in One Minute | 0 | - | 4.53 | 3,397,920 |
| Category Elimination - U.S. States #1 | 0 | - | 4.92 | 205,479 |
| Capitals of the Stans | 0 | - | 4.95 | 23,778 |
| Every City in Texas on a Map | 0 | - | 4.30 | 11,260 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 150,956 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.97 | 40,692 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 74,236 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 33,857 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.89 | 106,601 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 56,965 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.83 | 52,123 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 92,017 |
| 1M Cities by Proximity - United States | 0 | - | 4.53 | 143,499 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 38,321 |
| Word Scramble - U.S. Cities | 0 | - | 4.08 | 19,044 |
| Richest Metro Areas in the U.S. | 0 | - | 4.36 | 28,138 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,470,451 |
| Most Guessed European Capitals | 0 | - | 4.88 | 98,895 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 79,703 |
| Random European Capital to Country | 0 | - | 4.98 | 180,031 |
| Random European Country to Capital | 0 | - | 4.93 | 141,281 |
| Random Asian Country to Capital | 0 | - | 4.91 | 90,096 |
| Random Asian Capital to Country | 0 | - | 4.97 | 94,704 |
| Random African Capital to Country | 0 | - | 4.97 | 84,789 |
| Random African Country to Capital | 0 | - | 4.94 | 65,869 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 60,233 |
| Snowiest U.S. State Capitals | 0 | - | 4.43 | 27,861 |
| US State Capitals - One Minute Sprint | 0 | - | 4.04 | 172,814 |
| Random U.S. State Capitals on a Map | 0 | - | 4.91 | 97,069 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 27,904 |
| Coldest U.S. State Capitals | 0 | - | 4.58 | 19,608 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,223 |
| State Quiz - New York | 0 | - | 4.47 | 39,474 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 181,574 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 158,509 |
| U.S. Cities A-Z | 0 | - | 4.21 | 31,219 |
| Global Cities on a World Map | 0 | - | 4.93 | 96,402 |
| Find the City #1 | 0 | - | 4.97 | 38,022 |
| Every City in Oregon on a Map | 0 | - | 4.35 | 8,548 |
| Northernmost Capital Cities | 0 | - | 4.98 | 100,864 |
| Most Remote Capital Cities | 0 | - | 4.90 | 47,815 |
| Capital Cities: Ports and Saints | 0 | - | 4.95 | 38,989 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 98,843 |
| Same Letter Country and Capital | 0 | - | 4.99 | 136,385 |
| Countries by Capital City | 0 | - | 5.00 | 57,139 |
| Capital Cities Based on First Two Letters | 0 | - | 4.86 | 70,629 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 109,133 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 39,495 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 78,003 |
| Moved Capital Cities | 0 | - | 4.95 | 69,924 |
| Random African Capitals on a Map | 0 | - | 4.95 | 51,457 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 47,965 |
| Random European Capitals on a Map | 0 | - | 4.98 | 127,574 |
| World Capitals with a Unique First Letter | 0 | - | 4.81 | 59,502 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.39 | 10,193 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.38 | 14,436 |
| Which City in Europe? | 0 | - | 4.83 | 102,544 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 139,059 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 300,591 |
| 10 Longest Rivers in the United States | 0 | - | 4.83 | 36,701 |
| US States by Borders in 30 Seconds | 0 | - | 4.71 | 2,539,557 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 70,376 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.65 | 1,317,074 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.40 | 35,482 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 41,570 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,657 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 134,154 |
| Name a City - U.S. States | 0 | - | 4.39 | 25,542 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 32,614 |
| Random Capital to Country | 0 | - | 4.99 | 2,470,926 |
| Random Country to Capital | 0 | - | 4.98 | 853,667 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 110,129 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,021 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.56 | 34,849 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.39 | 31,543 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.23 | 17,669 |
| Which City in New York State? | 0 | - | 4.58 | 15,205 |
| Philadelphia Trivia | 0 | - | 4.23 | 21,370 |
| The New Orleans Quiz | 0 | - | 4.09 | 19,911 |
| Countries Closest to Alaska | 0 | - | 4.91 | 103,919 |
| Countries Closest to Maine | 0 | - | 4.85 | 62,294 |
| Mexico True or False? | 0 | - | 4.89 | 45,575 |
| California Cities Map Quiz | 0 | - | 4.50 | 84,572 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 58,935 |
| Rivers of the United States | 0 | - | 4.92 | 60,922 |
| U.S. States with the Longest International Borders | 0 | - | 4.77 | 44,168 |
| Longest U.S. State Borders | 0 | - | 4.61 | 36,680 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 62,636 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 50,774 |
| Sports Teams by State Quiz | 0 | - | 4.18 | 93,012 |
| Top 10 Coldest U.S. States | 0 | - | 4.92 | 106,316 |
| Top 10 Hottest U.S. States | 0 | - | 4.85 | 116,671 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 90,979 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.84 | 58,922 |
| States that Beat New York | 0 | - | 4.51 | 41,622 |
| European Capitals by Airport Code | 0 | - | 4.91 | 30,088 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 121,527 |
| Summer Olympic City Bids | 0 | - | 4.93 | 39,126 |
| Important Cities in European History | 0 | - | 4.55 | 112,881 |
| European Cities by Map #2 | 0 | - | 4.49 | 45,605 |
| European Cities by Map #1 | 0 | - | 4.64 | 53,232 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 39,788 |
| Mediterranean Cities by Map | 0 | - | 4.50 | 50,191 |
| Important Places in U.S. History | 0 | - | 4.25 | 36,907 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.85 | 96,290 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 49,023 |
| Cities on Route 66 on a Map | 0 | - | 4.49 | 31,034 |
| Cities by Former Name | 0 | - | 4.84 | 87,105 |
| Capitals in their Native Languages | 0 | - | 4.94 | 129,499 |
| Nearest Capital City #1 | 0 | - | 4.83 | 54,452 |
| World Capitals by Proximity | 0 | - | 4.89 | 312,010 |
