| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,219 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,706 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,836 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,878 |
| ALL California Cities | 0 | - | 4.37 | 42,998 |
| Boroughs of New York City | 0 | - | 4.47 | 84,513 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,623 |
| US States Quiz | 0 | - | 5.00 | 16,842,013 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,572 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,602 |
| Random U.S. City to State | 0 | - | 4.45 | 76,150 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,648 |
| Name a City - European Countries | 0 | - | 4.90 | 65,236 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,334 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,459 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,451 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,611 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,325 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,472 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,264 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,701 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,995 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,821 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,052 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,089 |
| Draw All US State Borders | 0 | - | 4.99 | 136,843 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,327 |
| US States with an Empty Map | 0 | - | 5.00 | 623,585 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,808 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,434 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,978 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,430 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,481 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,887 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,587 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Europe Capital to Country | 0 | - | 4.99 | 249,693 |
| Asia Capital to Country | 0 | - | 4.96 | 126,517 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,670 |
| European Capitals by Map | 0 | - | 4.99 | 138,720 |
| African Capitals by Map | 0 | - | 4.99 | 133,445 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,131 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,940 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,282 |
| European Coastal Capitals | 0 | - | 4.95 | 90,435 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,521 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,356 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,668 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,764 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,104 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,044 |
| Miami City Trivia | 0 | - | 4.60 | 11,224 |
| Dallas City Trivia | 0 | - | 4.46 | 6,820 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,576 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,640 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,716 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,205 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,904 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,501 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,950 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,553 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,731 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,278 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,525 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,851 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,652 |
| Official Cities in the UK | 0 | - | 4.89 | 283,215 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,377 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,393 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,222 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,838 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,281 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,320 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,930 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,056 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,734 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,098 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,171 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,841 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,205 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,617 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,390 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,906 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,472 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,117 |
| Capitals of the Stans | 0 | - | 4.95 | 26,775 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,329 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,565 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,996 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,678 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,176 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,733 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,572 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,937 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,154 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,074 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,616 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,224 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,052 |
| US States and State Capitals | 0 | - | 4.99 | 161,516 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,031 |
| Which City in California? | 0 | - | 4.56 | 32,005 |
| All About Atlanta | 0 | - | 4.60 | 11,246 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,534,971 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,442 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,924 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,673 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,078 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,104 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,258 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,631 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,566 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,085 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,279 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,436 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,875 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,735 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,046 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,459 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,576 |
| Random European Capital to Country | 0 | - | 4.98 | 190,696 |
| Random European Country to Capital | 0 | - | 4.93 | 164,806 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,318 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,640 |
| Random African Capital to Country | 0 | - | 4.97 | 100,537 |
| Random African Country to Capital | 0 | - | 4.94 | 71,112 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,418 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,600 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,645 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,904 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,168 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,865 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,252 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,901 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,412 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,289 |
| State Quiz - California | 0 | - | 4.69 | 64,343 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,090 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,390 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,996 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,916 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,252 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,230 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,323 |
| Find the City #1 | 0 | - | 4.97 | 42,718 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,609 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,016 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,272 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,321 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,028 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,708 |
| Countries by Capital City | 0 | - | 5.00 | 67,993 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,013 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,501 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,783 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,967 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,014 |
| Moved Capital Cities | 0 | - | 4.96 | 74,082 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,664 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,926 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,524 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,446 |
| Which City in Europe? | 0 | - | 4.83 | 107,228 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,195 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,123 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,677,730 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,332 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,389,555 |
| California True or False? | 0 | - | 4.62 | 35,258 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,767 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,608 |
| North American Sports Cities | 0 | - | 4.83 | 171,878 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,270 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,723 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,539 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,287 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,400 |
| Name a Valid World City | 0 | - | 4.83 | 71,007 |
| Cities by Former Name | 0 | - | 4.83 | 91,463 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,338 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,596 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,972 |
| World Capitals by Map | 0 | - | 5.00 | 285,746 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,187 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,624 |
| Random Country to Capital | 0 | - | 4.98 | 918,924 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,298 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,760 |
| Capitals Starting With H | 0 | - | 4.91 | 92,351 |
| Capitals Starting With K | 0 | - | 4.88 | 82,752 |
| Capitals Starting With L | 0 | - | 4.81 | 87,860 |
| Capitals Starting With M | 0 | - | 4.93 | 107,489 |
| Capitals Starting With P | 0 | - | 4.88 | 78,009 |
| Capitals Starting With R | 0 | - | 4.87 | 81,656 |
| Capitals Starting With S | 0 | - | 4.90 | 85,594 |
| Capitals Starting With T | 0 | - | 4.85 | 76,015 |
| Capitals Starting With W | 0 | - | 4.87 | 91,185 |
| Capitals Starting With A | 0 | - | 4.97 | 127,646 |
| Capitals Starting With B | 0 | - | 4.89 | 118,252 |
| Capitals Starting With D | 0 | - | 4.93 | 96,240 |
