| Which City in Canada? | 0 | - | 4.83 | 57,230 |
| Which City in Europe? | 0 | - | 4.83 | 107,706 |
| Which City in Latin America? | 0 | - | 4.63 | 47,108 |
| Which City in the United States? | 0 | - | 4.21 | 57,104 |
| European Cities by Clue | 0 | - | 4.70 | 89,118 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,744 |
| Which City in Africa? | 0 | - | 4.77 | 57,924 |
| Which City in Asia? | 0 | - | 4.52 | 51,491 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,229 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,476 |
| US States and State Capitals | 0 | - | 4.99 | 164,212 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,076 |
| World Capitals by a Single Clue #4 | 0 | - | 4.42 | 45,570 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,328 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,817 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,321 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,333 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,978 |
| Random Country to Capital | 0 | - | 4.98 | 924,590 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,380 |
| Name a City - European Countries | 0 | - | 4.90 | 65,857 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,329 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,148 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,666 |
| Europe Capital to Country | 0 | - | 4.99 | 251,361 |
| Asia Capital to Country | 0 | - | 4.96 | 127,085 |
| Capital Cities Chain | 0 | - | 4.84 | 83,108 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,511 |
| European Capitals by Map | 0 | - | 4.99 | 141,071 |
| African Capitals by Map | 0 | - | 4.99 | 140,678 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,428 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,542 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,902 |
| European Coastal Capitals | 0 | - | 4.95 | 91,010 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,023 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,460 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,027 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,008 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,095 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,255 |
| World Capitals by a Single Clue #3 | 0 | - | 4.35 | 46,306 |
| Official Cities in the UK | 0 | - | 4.89 | 285,141 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,089 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,272 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,470 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,119 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,901 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,336 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,711 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,189 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,405 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,716 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,430 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,400 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,518 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,569 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,605 |
| Random European City to Country | 0 | - | 4.69 | 118,200 |
| Random Asian City to Country | 0 | - | 4.56 | 44,580 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,023 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,469 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,223 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,811 |
| World Capitals Quiz | 0 | - | 5.00 | 5,091,830 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,387 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,715 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,162 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,083 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,989 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,638 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,397 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,531 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,829 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,085 |
| Capitals of the Stans | 0 | - | 4.95 | 27,025 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,997 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,684 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,594,081 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,983 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,682 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,900 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,765 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,656 |
| Random European Capital to Country | 0 | - | 4.98 | 191,733 |
| Random European Country to Capital | 0 | - | 4.93 | 165,590 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,839 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,195 |
| Random African Capital to Country | 0 | - | 4.97 | 101,086 |
| Random African Country to Capital | 0 | - | 4.94 | 71,549 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,806 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,303 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,707 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,879 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,524 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,557 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,789 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,625 |
| Random U.S. City to State | 0 | - | 4.45 | 76,680 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,100 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,439 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,392 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,056 |
| Cities that End in D by Clue | 0 | - | 4.45 | 27,071 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,370 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,561 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,571 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,686 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,742 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,090 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,081 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,197 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,139 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,427 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,230 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,760 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,640 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 115,077 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,852 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,670 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,715 |
| Find the City #1 | 0 | - | 4.97 | 43,154 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,808 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,726 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,920 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,814 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,655 |
| Countries by Capital City | 0 | - | 5.00 | 68,939 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,559 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,980 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,566 |
| Moved Capital Cities | 0 | - | 4.96 | 74,470 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,711 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,117 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,919 |
| Miami City Trivia | 0 | - | 4.60 | 11,254 |
| All About Atlanta | 0 | - | 4.60 | 11,274 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,790 |
| Dallas City Trivia | 0 | - | 4.46 | 6,855 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,800 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,393 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,844 |
| Rivers of the United States | 0 | - | 4.93 | 66,452 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,210 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,125 |
| North American Sports Cities | 0 | - | 4.83 | 172,846 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,461 |
| Cities in European History #1 | 0 | - | 4.63 | 134,371 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,409 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,833 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,926 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,179 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,731 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,271 |
| Name a Valid World City | 0 | - | 4.84 | 71,636 |
| Cities by Former Name | 0 | - | 4.83 | 91,847 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,566 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,847 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,943 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,562 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,458 |
| World Capitals by Map | 0 | - | 5.00 | 288,270 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,630 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,214 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,787 |
| Name a Valid Capital #2 | 0 | - | 4.77 | 44,532 |
| Capitals Starting With H | 0 | - | 4.91 | 92,858 |
| Capitals Starting With K | 0 | - | 4.88 | 83,908 |
| Capitals Starting With L | 0 | - | 4.81 | 88,378 |
| Capitals Starting With M | 0 | - | 4.93 | 108,312 |
| Capitals Starting With P | 0 | - | 4.88 | 78,495 |
| Capitals Starting With R | 0 | - | 4.87 | 82,096 |
| Capitals Starting With S | 0 | - | 4.90 | 86,084 |
| Capitals Starting With T | 0 | - | 4.85 | 76,425 |
| Capitals Starting With W | 0 | - | 4.87 | 91,468 |
| Capitals Starting With A | 0 | - | 4.97 | 128,467 |
| Capitals Starting With B | 0 | - | 4.89 | 118,883 |
| Capitals Starting With D | 0 | - | 4.93 | 96,767 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,580 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,642 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,502 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,655 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,264 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,911 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,286 |
| Which City in Australia? | 0 | - | 4.67 | 34,489 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,511 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,476 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,315 |
| U.S. State Flags | 0 | - | 4.89 | 171,872 |
| Hawaiian Islands | 0 | - | 4.83 | 42,830 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,962 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,440 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,960 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 194,101 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,399 |
| Fifty US States in One Minute | 0 | - | 4.62 | 3,548,911 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,297 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,784 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,902 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,628 |
