| Which City in Canada? | 0 | - | 4.82 | 56,971 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,031 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,923 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,937 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,077 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,885 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,365 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,500 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,460 |
| US States and State Capitals | 0 | - | 4.99 | 161,541 |
| Name a City - European Countries | 0 | - | 4.90 | 65,243 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,918 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,828 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,708 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,484 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,892 |
| Europe Capital to Country | 0 | - | 4.99 | 249,707 |
| Asia Capital to Country | 0 | - | 4.96 | 126,520 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,674 |
| European Capitals by Map | 0 | - | 4.99 | 138,743 |
| African Capitals by Map | 0 | - | 4.99 | 133,452 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,652 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,133 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,942 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,284 |
| European Coastal Capitals | 0 | - | 4.95 | 90,439 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,523 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,378 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,675 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,764 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,717 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,206 |
| Official Cities in the UK | 0 | - | 4.89 | 283,227 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,659 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,930 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,725 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,292 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,325 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,931 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,057 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,736 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,100 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,099 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,171 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,209 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,159 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,694 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,003 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,183 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,575 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,608 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,395 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,817 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,163 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,347 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,995 |
| Capitals of the Stans | 0 | - | 4.95 | 26,776 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,405 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,655 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,265 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,316 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,577 |
| Random European Capital to Country | 0 | - | 4.98 | 190,699 |
| Random European Country to Capital | 0 | - | 4.93 | 164,818 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,320 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,643 |
| Random African Capital to Country | 0 | - | 4.97 | 100,542 |
| Random African Country to Capital | 0 | - | 4.94 | 71,113 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,600 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,169 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,866 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,252 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,904 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,253 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,850 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,093 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,652 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,919 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,264 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,334 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,222 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,838 |
| Find the City #1 | 0 | - | 4.97 | 42,724 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,019 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,273 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,325 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,030 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,715 |
| Countries by Capital City | 0 | - | 5.00 | 67,999 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,017 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,507 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,795 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,969 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,015 |
| Moved Capital Cities | 0 | - | 4.96 | 74,086 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,666 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,931 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,529 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,448 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,052 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,090 |
| Which City in Europe? | 0 | - | 4.83 | 107,233 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,701 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,758 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,939 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,256 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,678 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,587 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,652 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,885 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,711 |
| Random Country to Capital | 0 | - | 4.98 | 918,949 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,856 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,799 |
| 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 | 11,246 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,750 |
| Dallas City Trivia | 0 | - | 4.46 | 6,820 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,168 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,007 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,281 |
| Rivers of the United States | 0 | - | 4.93 | 66,096 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,773 |
| North American Sports Cities | 0 | - | 4.83 | 171,918 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,272 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,722 |
| Cities in European History #1 | 0 | - | 4.63 | 133,854 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,320 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,717 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,871 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,106 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,289 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,706 |
| Name a Valid World City | 0 | - | 4.83 | 71,013 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,417 |
| Cities by Former Name | 0 | - | 4.83 | 91,464 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,340 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,596 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,976 |
| World Capitals by Map | 0 | - | 5.00 | 285,762 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,191 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,107 |
| Capitals Starting With H | 0 | - | 4.91 | 92,354 |
| Capitals Starting With K | 0 | - | 4.88 | 82,773 |
| Capitals Starting With L | 0 | - | 4.81 | 87,861 |
| Capitals Starting With M | 0 | - | 4.93 | 107,497 |
| Capitals Starting With P | 0 | - | 4.88 | 78,010 |
| Capitals Starting With R | 0 | - | 4.87 | 81,658 |
| Capitals Starting With S | 0 | - | 4.90 | 85,595 |
| Capitals Starting With T | 0 | - | 4.85 | 76,015 |
| Capitals Starting With W | 0 | - | 4.87 | 91,186 |
| Capitals Starting With A | 0 | - | 4.97 | 127,653 |
| Capitals Starting With B | 0 | - | 4.89 | 118,264 |
| Capitals Starting With D | 0 | - | 4.93 | 96,251 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,418 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,648 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,747 |
| Which City in the United States? | 0 | - | 4.21 | 56,933 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,148 |
| Which City in Latin America? | 0 | - | 4.63 | 46,994 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,770 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,263 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,420 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,038 |
| U.S. State Flags | 0 | - | 4.89 | 169,931 |
| Hawaiian Islands | 0 | - | 4.83 | 42,663 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,487 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,282 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,448 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,318 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,793 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,565 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,518 |
| North America Cities by Map | 0 | - | 4.41 | 47,773 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,840 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,717 |
| Random European City to Country | 0 | - | 4.69 | 117,506 |
| Random Asian City to Country | 0 | - | 4.56 | 44,471 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,744 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,719 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,026 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Former Capitals | 0 | - | 4.88 | 71,397 |
| Capital Cities Chain | 0 | - | 4.83 | 82,561 |
| Coldest World Capitals | 0 | - | 4.95 | 133,489 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,435 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,734 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,799 |
| 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 | 54,733 |
| New York City A-Z | 0 | - | 4.18 | 32,286 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,895 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,963 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,798 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,535,029 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,455 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,933 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,332 |
