| Random State Capital to U.S. State | 0 | - | 4.84 | 88,087 |
| Europe Capital to Country | 0 | - | 4.99 | 247,262 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,268 |
| European Capitals by Map | 0 | - | 4.99 | 135,896 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,062 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,628 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,506 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,034 |
| Official Cities in the UK | 0 | - | 4.89 | 280,101 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 117,999 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,131 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,692 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,088 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,598 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,076 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,625 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,037 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,567 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,663 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,603 |
| Which City in Canada? | 0 | - | 4.82 | 56,601 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,298 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,738 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,145 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,945 |
| Random European Capital to Country | 0 | - | 4.98 | 189,042 |
| Random European Country to Capital | 0 | - | 4.92 | 147,326 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,303 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,960 |
| Name a City - European Countries | 0 | - | 4.92 | 64,257 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,119 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,675 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,929 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,736 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,425 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,126 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,664 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,233 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,634 |
| Asia Capital to Country | 0 | - | 4.96 | 125,604 |
| African Capitals by Map | 0 | - | 4.99 | 132,036 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,740 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,949 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,330 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,206 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,566 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,005 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,333 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,456 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,689 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,432 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,629 |
| Cities in European History #1 | 0 | - | 4.63 | 132,945 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,154 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 12,994 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,574 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,332 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,248 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,542 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,137 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,458 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,525 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,068 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,361 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,259 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,595 |
| U.S. State Flags | 0 | - | 4.89 | 166,655 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,811 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,520 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,702 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,417 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,289 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,625 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,602 |
| Miami City Trivia | 0 | - | 4.60 | 11,183 |
| All About Atlanta | 0 | - | 4.60 | 11,201 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,703 |
| Dallas City Trivia | 0 | - | 4.46 | 6,769 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,306 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,909 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,515,920 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,962 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,249 |
| Capitals of the Stans | 0 | - | 4.95 | 26,361 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,660 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,307 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,584 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,141 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,557 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,761 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,756 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,123 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,692 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,262 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,322 |
| Random African Capital to Country | 0 | - | 4.97 | 99,667 |
| Random African Country to Capital | 0 | - | 4.94 | 70,148 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,171 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,518 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,421 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,828 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,038 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,795 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,615 |
| Which City in the United States? | 0 | - | 4.21 | 56,627 |
| California... or Florida? | 0 | - | 4.61 | 50,893 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,212 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,969 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,561 |
| Find the City #1 | 0 | - | 4.96 | 42,021 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,408 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,803 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,557 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,506 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,473 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,202 |
| Countries by Capital City | 0 | - | 5.00 | 66,442 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,218 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,801 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,916 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,770 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,329 |
| Moved Capital Cities | 0 | - | 4.96 | 73,504 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,203 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,573 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,562 |
| Which City in Europe? | 0 | - | 4.83 | 106,538 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,351 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,378,903 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,522 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,769 |
| Every City in Texas on a Map | 0 | - | 4.36 | 14,854 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,274 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,801 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,513 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,444 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,770 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,259 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,582 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,968 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,794 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,102 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,040 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,344 |
| Random Country to Capital | 0 | - | 4.98 | 910,391 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,451 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,883 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,484 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,941 |
| Which City in California? | 0 | - | 4.56 | 31,865 |
| Boroughs of New York City | 0 | - | 4.47 | 84,053 |
| Boroughs of London | 0 | - | 4.63 | 86,950 |
| Seattle City Trivia | 0 | - | 4.19 | 26,216 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,677 |
| Philadelphia Trivia | 0 | - | 4.26 | 21,936 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,134 |
| London Geography | 0 | - | 4.47 | 59,418 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,178 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,359 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,600 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,599 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,018 |
| Rivers of the United States | 0 | - | 4.93 | 65,423 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 617,269 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,563 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,024 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 50,871 |
| North American Sports Cities | 0 | - | 4.83 | 170,740 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,877 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,543 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,790 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 50,999 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,504 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,631 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,111 |
| Name a Valid World City | 0 | - | 4.83 | 69,982 |
| Cities by Former Name | 0 | - | 4.84 | 90,858 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,631 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,182 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,729 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,759 |
| World Capitals by Map | 0 | - | 5.00 | 282,777 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,595 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,159 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,959 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,554 |
| Capitals Starting With H | 0 | - | 4.90 | 88,084 |
| Capitals Starting With K | 0 | - | 4.85 | 75,441 |
