| Which City In the United Kingdom? | 0 | - | 4.97 | 94,375 |
| Which City in Germany? | 0 | - | 4.50 | 136,695 |
| Which City in Italy? | 0 | - | 4.68 | 90,259 |
| Which City in France? | 0 | - | 4.64 | 73,161 |
| Which City in Spain? | 0 | - | 4.50 | 49,976 |
| Name a City - European Countries | 0 | - | 4.90 | 65,545 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,607 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,315 |
| Europe Capital to Country | 0 | - | 4.99 | 250,707 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,107 |
| European Capitals by Map | 0 | - | 4.99 | 139,767 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,234 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,568 |
| European Coastal Capitals | 0 | - | 4.95 | 90,748 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,386 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,873 |
| Official Cities in the UK | 0 | - | 4.89 | 284,303 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,159 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,253 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,370 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.80 | 39,594 |
| Which City in Australia? | 0 | - | 4.67 | 34,444 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,314 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,919 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,257 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,794 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,094 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,213 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,570 |
| Random European Capital to Country | 0 | - | 4.98 | 191,118 |
| Random European Country to Capital | 0 | - | 4.93 | 165,324 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,560 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,890 |
| Random African Capital to Country | 0 | - | 4.97 | 100,823 |
| Random African Country to Capital | 0 | - | 4.94 | 71,340 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,330 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,896 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,272 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,906 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,056 |
| Which City in Europe? | 0 | - | 4.83 | 107,514 |
| Which City in California? | 0 | - | 4.56 | 32,059 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,659 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,277 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,046 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,885 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,605 |
| Asia Capital to Country | 0 | - | 4.96 | 126,787 |
| African Capitals by Map | 0 | - | 4.99 | 134,073 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,582 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,647 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,571 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,894 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,602 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,211 |
| Cities in European History #1 | 0 | - | 4.63 | 134,145 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,962 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,373 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,783 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,952 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,201 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,371 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,636 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,458 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,964 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,516 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,180 |
| States of Germany Map Quiz | 0 | - | 4.91 | 133,047 |
| Random European City to Country | 0 | - | 4.69 | 117,818 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,107 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,944 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,613 |
| World Capitals Quiz | 0 | - | 5.00 | 5,080,968 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,206 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,408 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,070 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,215 |
| Which City in New York State? | 0 | - | 4.60 | 15,997 |
| 20 Indian Cities Everyone Should Know | 0 | - | 4.43 | 26,050 |
| Which City in Texas? | 0 | - | 4.45 | 25,106 |
| Which City in Florida? | 0 | - | 4.61 | 10,997 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,289 |
| Germany Country Quiz | 0 | - | 4.83 | 158,090 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,537 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,500 |
| Capitals of the Stans | 0 | - | 4.95 | 26,893 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,887 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,543 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,678 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,752 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,185 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,464 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,314 |
| Berlin City Trivia | 0 | - | 4.67 | 13,242 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,159 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,352 |
| Europe Map Quiz | 0 | - | 5.00 | 4,768,405 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,852 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,564 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,215 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,940 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,479 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,498 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,923 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,028 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,374 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,716 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,267 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,171 |
| European Cities by Clue | 0 | - | 4.70 | 89,087 |
| Boroughs of London | 0 | - | 4.63 | 88,039 |
| London Geography | 0 | - | 4.47 | 59,715 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,033 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,600 |
| British Places A-Z | 0 | - | 4.29 | 79,929 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,376 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,855 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,426 |
| Find the City #1 | 0 | - | 4.97 | 42,904 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,459 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,510 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,626 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,419 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,227 |
| Countries by Capital City | 0 | - | 5.00 | 68,538 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,309 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,769 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,343 |
| Moved Capital Cities | 0 | - | 4.96 | 74,298 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,627 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,424 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,618 |
| Random Country to Capital | 0 | - | 4.98 | 922,169 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,794 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,825 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,851 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,444 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,093 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,013 |
| North American Sports Cities | 0 | - | 4.83 | 172,570 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,373 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,899 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,839 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,145 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,499 |
| Name a Valid World City | 0 | - | 4.83 | 71,394 |
| Cities by Former Name | 0 | - | 4.83 | 91,663 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,453 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,730 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,336 |
| World Capitals by Map | 0 | - | 5.00 | 287,222 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,423 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,170 |
| Capitals Starting With H | 0 | - | 4.91 | 92,678 |
| Capitals Starting With K | 0 | - | 4.88 | 83,725 |
| Capitals Starting With L | 0 | - | 4.81 | 88,207 |
| Capitals Starting With M | 0 | - | 4.93 | 107,997 |
| Capitals Starting With P | 0 | - | 4.88 | 78,311 |
| Capitals Starting With R | 0 | - | 4.87 | 81,947 |
| Capitals Starting With S | 0 | - | 4.90 | 85,918 |
| Capitals Starting With T | 0 | - | 4.85 | 76,270 |
| Capitals Starting With W | 0 | - | 4.87 | 91,373 |
| Capitals Starting With A | 0 | - | 4.97 | 128,222 |
| Capitals Starting With B | 0 | - | 4.89 | 118,660 |
| Capitals Starting With D | 0 | - | 4.93 | 96,584 |
| US States and State Capitals | 0 | - | 4.99 | 163,205 |
| Cities on the Mediterranean Sea by a Clue | 0 | - | 4.32 | 26,560 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,170 |
| Which City in Canada? | 0 | - | 4.83 | 57,122 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,402 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,670 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,195 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,556 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,971 |
| The Only European Country ... | 0 | - | 4.91 | 217,183 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,444 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,430 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,324 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,373 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,028 |
| Germany A-Z | 0 | - | 4.56 | 62,669 |
| Counties of England | 0 | - | 4.97 | 798,244 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,514 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,120 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,567 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,287 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,542 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,723 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,607 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,600 |
| North America Cities by Map | 0 | - | 4.41 | 47,832 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,116 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,381 |
| Random Asian City to Country | 0 | - | 4.56 | 44,556 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,029 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,920 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,904 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,132 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,530 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,346 |
