| Which City in California? | 0 | - | 4.56 | 31,970 |
| Which City in New York State? | 0 | - | 4.60 | 15,913 |
| Which City in Texas? | 0 | - | 4.45 | 25,033 |
| Which City in Florida? | 0 | - | 4.61 | 10,955 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,314 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,610 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,022 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,245 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,640 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,041 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,613 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,440 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,406 |
| Name a City - European Countries | 0 | - | 4.91 | 64,830 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,609 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,031 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,497 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,801 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,219 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,830 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,991 |
| Which City in Europe? | 0 | - | 4.83 | 107,004 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,093 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,449 |
| Random U.S. City to State | 0 | - | 4.45 | 75,729 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,106 |
| Europe Capital to Country | 0 | - | 4.99 | 248,917 |
| Asia Capital to Country | 0 | - | 4.96 | 126,173 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,147 |
| European Capitals by Map | 0 | - | 4.99 | 137,728 |
| African Capitals by Map | 0 | - | 4.99 | 132,827 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,221 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,727 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,600 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,973 |
| European Coastal Capitals | 0 | - | 4.95 | 90,109 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,353 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,231 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,783 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,586 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,091 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,319 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,903 |
| Which City in Canada? | 0 | - | 4.82 | 56,855 |
| Official Cities in the UK | 0 | - | 4.89 | 282,146 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,222 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,978 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,694 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,589 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,515 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,920 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,820 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,554 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,991 |
| US States and State Capitals | 0 | - | 4.99 | 160,220 |
| Boroughs of New York City | 0 | - | 4.47 | 84,328 |
| Random U.S. States on a Map | 0 | - | 4.96 | 623,638 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,516 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,641 |
| Random European City to Country | 0 | - | 4.69 | 116,961 |
| Random Asian City to Country | 0 | - | 4.56 | 44,435 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,141 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,098 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,597 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,730 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,912 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,430 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,464 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,924 |
| Capitals of the Stans | 0 | - | 4.95 | 26,603 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,017 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,879 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,148 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,315 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,123 |
| ALL California Cities | 0 | - | 4.37 | 42,933 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,754 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,943 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,266 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,411 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,385 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,582 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,829 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,904 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,910 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,350 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,943 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,295 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,446 |
| Random European Capital to Country | 0 | - | 4.98 | 189,766 |
| Random European Country to Capital | 0 | - | 4.92 | 147,869 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,669 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,776 |
| Random African Capital to Country | 0 | - | 4.97 | 100,031 |
| Random African Country to Capital | 0 | - | 4.94 | 70,557 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,329 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,670 |
| New York City A-Z | 0 | - | 4.18 | 32,238 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,053 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,805 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,883 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,647 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,461 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,502 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,078 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,616 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,677 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,542 |
| Find the City #1 | 0 | - | 4.97 | 42,484 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,444 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,596 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,052 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,054 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,317 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,171 |
| Countries by Capital City | 0 | - | 5.00 | 67,474 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,742 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,249 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,722 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,701 |
| Moved Capital Cities | 0 | - | 4.96 | 73,884 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,136 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,714 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,322 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,968 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,599 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,221 |
| European Cities by Clue | 0 | - | 4.70 | 88,950 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,969 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,112 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,662 |
| Which City in the United States? | 0 | - | 4.21 | 56,847 |
| Which City in Africa? | 0 | - | 4.77 | 57,700 |
| Which City in Asia? | 0 | - | 4.52 | 51,256 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,930 |
| Chicago A-Z | 0 | - | 4.25 | 15,485 |
| Miami City Trivia | 0 | - | 4.60 | 11,213 |
| Dallas City Trivia | 0 | - | 4.46 | 6,804 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,767 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,748 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,423 |
| North American Sports Cities | 0 | - | 4.83 | 171,380 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,034 |
| Cities in European History #1 | 0 | - | 4.63 | 133,544 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,263 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,644 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,840 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,070 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,483 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,710 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,322 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,037 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,457 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,406 |
| Name a Valid World City | 0 | - | 4.83 | 70,608 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,107 |
| Cities by Former Name | 0 | - | 4.84 | 91,263 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,212 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,447 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,164 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,502 |
| World Capitals by Map | 0 | - | 5.00 | 284,803 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,976 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,231 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,576 |
| Random Country to Capital | 0 | - | 4.98 | 914,966 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,033 |
| Capitals Starting With H | 0 | - | 4.90 | 91,718 |
| Capitals Starting With K | 0 | - | 4.85 | 75,930 |
| Capitals Starting With L | 0 | - | 4.81 | 87,143 |
| Capitals Starting With M | 0 | - | 4.93 | 106,580 |
| Capitals Starting With P | 0 | - | 4.88 | 77,444 |
| Capitals Starting With R | 0 | - | 4.87 | 81,226 |
| Capitals Starting With S | 0 | - | 4.89 | 85,066 |
| Capitals Starting With T | 0 | - | 4.84 | 75,554 |
| Capitals Starting With W | 0 | - | 4.87 | 90,848 |
| Capitals Starting With A | 0 | - | 4.97 | 126,929 |
| Capitals Starting With B | 0 | - | 4.89 | 117,618 |
| Capitals Starting With D | 0 | - | 4.93 | 95,695 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,648 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,126 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,983 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,853 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,596 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,904 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,368 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,661 |
| Which City in Germany? | 0 | - | 4.50 | 135,818 |
| Which City in Italy? | 0 | - | 4.64 | 89,710 |
| Which City in France? | 0 | - | 4.64 | 72,854 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,982 |
| Which City in Spain? | 0 | - | 4.50 | 49,803 |
| Which City in Latin America? | 0 | - | 4.63 | 46,931 |
| Which City in Australia? | 0 | - | 4.67 | 34,330 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,491 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,485 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,527,278 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,528 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,250 |
