| Which City in Canada? | 0 | - | 4.82 | 56,978 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,037 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,930 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,941 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,077 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,889 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,408 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,576 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,462 |
| US States and State Capitals | 0 | - | 4.99 | 161,581 |
| Name a City - European Countries | 0 | - | 4.90 | 65,257 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,926 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,834 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,714 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,491 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,897 |
| Europe Capital to Country | 0 | - | 4.99 | 249,722 |
| Asia Capital to Country | 0 | - | 4.96 | 126,527 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,685 |
| European Capitals by Map | 0 | - | 4.99 | 138,772 |
| African Capitals by Map | 0 | - | 4.99 | 133,468 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,682 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,149 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,945 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,292 |
| European Coastal Capitals | 0 | - | 4.95 | 90,443 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,523 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,419 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,692 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,770 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,718 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,206 |
| Official Cities in the UK | 0 | - | 4.89 | 283,237 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,666 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,933 |
| World Capitals Quiz | 0 | - | 5.00 | 5,066,010 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,317 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,335 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,936 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,065 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,740 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,106 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,102 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,175 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,211 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,167 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,699 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,008 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,205 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,587 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,620 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,403 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,823 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,172 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,353 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,998 |
| Capitals of the Stans | 0 | - | 4.95 | 26,779 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,408 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,768 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,280 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,318 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,582 |
| Random European Capital to Country | 0 | - | 4.98 | 190,701 |
| Random European Country to Capital | 0 | - | 4.93 | 164,844 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,323 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,650 |
| Random African Capital to Country | 0 | - | 4.97 | 100,542 |
| Random African Country to Capital | 0 | - | 4.94 | 71,119 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,600 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,171 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,867 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,254 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,908 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,254 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,853 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,094 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,653 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,931 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,348 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,335 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,223 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,839 |
| Find the City #1 | 0 | - | 4.97 | 42,728 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,025 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,273 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,330 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,036 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,720 |
| Countries by Capital City | 0 | - | 5.00 | 68,007 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,021 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,509 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,813 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,969 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,021 |
| Moved Capital Cities | 0 | - | 4.96 | 74,090 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,666 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,933 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,533 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,452 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,056 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,090 |
| Which City in Europe? | 0 | - | 4.83 | 107,246 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,703 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,804 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,961 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,260 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,680 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,589 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,655 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,886 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,860 |
| Random Country to Capital | 0 | - | 4.98 | 918,995 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,878 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,800 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,694 |
| Miami City Trivia | 0 | - | 4.60 | 11,224 |
| All About Atlanta | 0 | - | 4.60 | 11,247 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,750 |
| Dallas City Trivia | 0 | - | 4.46 | 6,820 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,171 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,009 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,296 |
| Rivers of the United States | 0 | - | 4.93 | 66,097 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,776 |
| North American Sports Cities | 0 | - | 4.83 | 171,993 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,274 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,726 |
| Cities in European History #1 | 0 | - | 4.63 | 133,864 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,320 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,718 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,872 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,107 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,290 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,712 |
| Name a Valid World City | 0 | - | 4.83 | 71,020 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,418 |
| Cities by Former Name | 0 | - | 4.83 | 91,469 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,345 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,598 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,980 |
| World Capitals by Map | 0 | - | 5.00 | 285,781 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,199 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,108 |
| Capitals Starting With H | 0 | - | 4.91 | 92,363 |
| Capitals Starting With K | 0 | - | 4.88 | 82,833 |
| Capitals Starting With L | 0 | - | 4.81 | 87,874 |
| Capitals Starting With M | 0 | - | 4.93 | 107,514 |
| Capitals Starting With P | 0 | - | 4.88 | 78,019 |
| Capitals Starting With R | 0 | - | 4.87 | 81,665 |
| Capitals Starting With S | 0 | - | 4.90 | 85,605 |
| Capitals Starting With T | 0 | - | 4.85 | 76,024 |
| Capitals Starting With W | 0 | - | 4.87 | 91,194 |
| Capitals Starting With A | 0 | - | 4.97 | 127,666 |
| Capitals Starting With B | 0 | - | 4.89 | 118,272 |
| Capitals Starting With D | 0 | - | 4.93 | 96,260 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,418 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,667 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,747 |
| Which City in the United States? | 0 | - | 4.21 | 56,937 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,150 |
| Which City in Latin America? | 0 | - | 4.63 | 46,996 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,771 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,264 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,466 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,039 |
| U.S. State Flags | 0 | - | 4.89 | 169,958 |
| Hawaiian Islands | 0 | - | 4.83 | 42,665 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,512 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,285 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,452 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,340 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,793 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,566 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,521 |
| North America Cities by Map | 0 | - | 4.41 | 47,775 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,843 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,735 |
| Random European City to Country | 0 | - | 4.69 | 117,511 |
| Random Asian City to Country | 0 | - | 4.56 | 44,471 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,748 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,724 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,038 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Former Capitals | 0 | - | 4.88 | 71,400 |
| Capital Cities Chain | 0 | - | 4.83 | 82,567 |
| Coldest World Capitals | 0 | - | 4.95 | 133,491 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,442 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,740 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,812 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,617 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,951 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,734 |
| New York City A-Z | 0 | - | 4.18 | 32,286 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,908 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,979 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,800 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,535,206 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,477 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,946 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,334 |
