| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,396 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,831 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,410 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,927 |
| Random U.S. City to State | 0 | - | 4.45 | 76,881 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,703 |
| US States Quiz | 0 | - | 5.00 | 16,991,185 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,491 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,915 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,802 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,570 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,096 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,704 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,786 |
| Name a City - European Countries | 0 | - | 4.90 | 66,138 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,502 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,649 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,388 |
| Boroughs of New York City | 0 | - | 4.47 | 85,307 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,124 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,555,151 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,407 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,565 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,961 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,240 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,352 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,379 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,621 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,304 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,689 |
| Which City in Europe? | 0 | - | 4.83 | 107,873 |
| Draw All US State Borders | 0 | - | 4.99 | 140,653 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.91 | 68,226 |
| US States with an Empty Map | 0 | - | 5.00 | 628,513 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,082 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,268 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,178 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,437 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,024 |
| ALL California Cities | 0 | - | 4.37 | 43,232 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,876 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,497 |
| Europe Capital to Country | 0 | - | 4.99 | 252,014 |
| Asia Capital to Country | 0 | - | 4.96 | 127,363 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,929 |
| European Capitals by Map | 0 | - | 4.99 | 142,018 |
| African Capitals by Map | 0 | - | 4.99 | 142,081 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,879 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,840 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,155 |
| European Coastal Capitals | 0 | - | 4.95 | 91,282 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,173 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,580 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,720 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,152 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,598 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,214 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,930 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,439 |
| World Capitals Quiz | 0 | - | 5.00 | 5,104,692 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,891 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,661 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,868 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,414 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,089 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,757 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,071 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,085 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,205 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,807 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,846 |
| Official Cities in the UK | 0 | - | 4.89 | 286,148 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,489 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,039 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,579 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,533 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,243 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,651 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,733 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,737 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,925 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,113 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,211 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,561 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,074 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,381 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,568 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,928 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,653 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,693 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,753 |
| Which City in Canada? | 0 | - | 4.83 | 57,351 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,792 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,611 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,388 |
| Capitals of the Stans | 0 | - | 4.95 | 27,132 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,690 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,901 |
| Random European City to Country | 0 | - | 4.69 | 118,439 |
| Random Asian City to Country | 0 | - | 4.56 | 44,618 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,099 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,727 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,073 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,647 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,546 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,667 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,301 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,106 |
| US States and State Capitals | 0 | - | 4.99 | 165,276 |
| Miami City Trivia | 0 | - | 4.60 | 11,267 |
| All About Atlanta | 0 | - | 4.60 | 11,291 |
| Dallas City Trivia | 0 | - | 4.46 | 6,866 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,145 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,045 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,008 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,550 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,430 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,149 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,892 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,589 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,800 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,590 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,184 |
| Name a City - U.S. States | 0 | - | 4.40 | 30,630 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,298 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,807 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,530 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,043 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,984 |
| Random European Capital to Country | 0 | - | 4.98 | 192,098 |
| Random European Country to Capital | 0 | - | 4.93 | 165,858 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,972 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,404 |
| Random African Capital to Country | 0 | - | 4.97 | 101,327 |
| Random African Country to Capital | 0 | - | 4.95 | 71,737 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,673 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,310 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,937 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,300 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,256 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,809 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,270 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,398 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,383 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,283 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,792 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,600 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,026 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,034 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,268 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,996 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,889 |
| Find the City #1 | 0 | - | 4.97 | 43,324 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,815 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,322 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,957 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,178 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,199 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,102 |
| Countries by Capital City | 0 | - | 5.00 | 69,352 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,833 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,203 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,762 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,141 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,789 |
| Moved Capital Cities | 0 | - | 4.96 | 74,631 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,798 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,672 |
| European Cities by Clue | 0 | - | 4.70 | 89,172 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,584 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,191 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,384 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,692,642 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 79,253 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,122 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,412 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,366 |
| North American Sports Cities | 0 | - | 4.83 | 173,124 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,556 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,931 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,633 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,935 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,571 |
| Name a Valid World City | 0 | - | 4.85 | 71,958 |
| Cities by Former Name | 0 | - | 4.83 | 92,030 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,678 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,973 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,803 |
| World Capitals by Map | 0 | - | 5.00 | 289,260 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,809 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,171 |
| Random Country to Capital | 0 | - | 4.98 | 927,703 |
| World Capitals Mystery Route | 0 | - | 4.98 | 56,019 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,252 |
| Capitals Starting With H | 0 | - | 4.91 | 93,321 |
| Capitals Starting With K | 0 | - | 4.89 | 84,387 |
| Capitals Starting With M | 0 | - | 4.94 | 109,159 |
| Capitals Starting With P | 0 | - | 4.88 | 78,992 |
| Capitals Starting With R | 0 | - | 4.88 | 82,492 |
| Capitals Starting With S | 0 | - | 4.90 | 86,560 |
