| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,227 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,998 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,787 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,460 |
| Random U.S. City to State | 0 | - | 4.45 | 76,283 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,756 |
| US States Quiz | 0 | - | 5.00 | 16,869,151 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,831 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,785 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,759 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,341 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,723 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,543 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,595 |
| Name a City - European Countries | 0 | - | 4.90 | 65,351 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,386 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,625 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,436 |
| Boroughs of New York City | 0 | - | 4.47 | 84,586 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,015 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,538,284 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,734 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,152 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,991 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,782 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,974 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,672 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,135 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,126 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,033 |
| Which City in Europe? | 0 | - | 4.83 | 107,370 |
| Draw All US State Borders | 0 | - | 4.99 | 137,428 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,590 |
| US States with an Empty Map | 0 | - | 5.00 | 624,391 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,984 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,572 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,145 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,630 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,068 |
| ALL California Cities | 0 | - | 4.37 | 43,044 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,705 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,760 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,453 |
| Europe Capital to Country | 0 | - | 4.99 | 250,019 |
| Asia Capital to Country | 0 | - | 4.96 | 126,636 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,836 |
| European Capitals by Map | 0 | - | 4.99 | 139,075 |
| African Capitals by Map | 0 | - | 4.99 | 133,741 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,351 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,047 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,396 |
| European Coastal Capitals | 0 | - | 4.95 | 90,567 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,572 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,848 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,918 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,816 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,302 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,069 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,750 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,270 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,873 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,240 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,455 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,736 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,224 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,927 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,814 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,969 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,412 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,158 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,971 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,671 |
| Official Cities in the UK | 0 | - | 4.89 | 283,629 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,396 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,472 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,358 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,253 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,887 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,484 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,471 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,629 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,661 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,444 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,012 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,227 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,809 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,161 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,336 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,962 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,273 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,224 |
| Which City in Canada? | 0 | - | 4.83 | 57,065 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,715 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,834 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,163 |
| Capitals of the Stans | 0 | - | 4.95 | 26,834 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,581 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,129 |
| Random European City to Country | 0 | - | 4.69 | 117,640 |
| Random Asian City to Country | 0 | - | 4.56 | 44,489 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,572 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,607 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,839 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,077 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,140 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,623 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,233 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,063 |
| US States and State Capitals | 0 | - | 4.99 | 162,190 |
| Miami City Trivia | 0 | - | 4.60 | 11,228 |
| All About Atlanta | 0 | - | 4.60 | 11,251 |
| Dallas City Trivia | 0 | - | 4.46 | 6,831 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,757 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,242 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,232 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,531 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,750 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,775 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,184 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,324 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,568 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,526 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,922 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,078 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,504 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,171 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,642 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,630 |
| Random European Capital to Country | 0 | - | 4.98 | 190,870 |
| Random European Country to Capital | 0 | - | 4.93 | 165,078 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,436 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,735 |
| Random African Capital to Country | 0 | - | 4.97 | 100,685 |
| Random African Country to Capital | 0 | - | 4.94 | 71,187 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,606 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,191 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,878 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,262 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,122 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,515 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,852 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,085 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,997 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,022 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,170 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,576 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,483 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,942 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,079 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,319 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,398 |
| Find the City #1 | 0 | - | 4.97 | 42,782 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,631 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,209 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,375 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,459 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,189 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,943 |
| Countries by Capital City | 0 | - | 5.00 | 68,212 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,140 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,625 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,300 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,991 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,164 |
| Moved Capital Cities | 0 | - | 4.96 | 74,186 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,549 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,628 |
| European Cities by Clue | 0 | - | 4.70 | 89,050 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,424 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,411 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,164 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,680,478 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,471 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,378 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,882 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,719 |
| North American Sports Cities | 0 | - | 4.83 | 172,341 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,314 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,757 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,556 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,373 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,421 |
| Name a Valid World City | 0 | - | 4.83 | 71,163 |
| Cities by Former Name | 0 | - | 4.83 | 91,552 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,380 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,643 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,159 |
| World Capitals by Map | 0 | - | 5.00 | 286,316 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,281 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,696 |
| Random Country to Capital | 0 | - | 4.98 | 920,160 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,437 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,855 |
| Capitals Starting With H | 0 | - | 4.91 | 92,523 |
| Capitals Starting With K | 0 | - | 4.88 | 83,408 |
| Capitals Starting With L | 0 | - | 4.81 | 88,043 |
| Capitals Starting With M | 0 | - | 4.93 | 107,736 |
| Capitals Starting With P | 0 | - | 4.88 | 78,168 |
| Capitals Starting With R | 0 | - | 4.87 | 81,799 |
| Capitals Starting With S | 0 | - | 4.90 | 85,750 |
