| Name a City - European Countries | 0 | - | 4.90 | 65,770 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,349 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,542 |
| Europe Capital to Country | 0 | - | 4.99 | 251,137 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,370 |
| European Capitals by Map | 0 | - | 4.99 | 140,516 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,398 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,740 |
| European Coastal Capitals | 0 | - | 4.95 | 90,918 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,653 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,836 |
| Official Cities in the UK | 0 | - | 4.89 | 284,881 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,272 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,362 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,469 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,514 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,732 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,949 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,641 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,498 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,578 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,491 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,051 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,510 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,413 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,044 |
| Which City in Europe? | 0 | - | 4.83 | 107,653 |
| Russia A-Z | 0 | - | 4.46 | 27,272 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,796 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,074 |
| Asia Capital to Country | 0 | - | 4.96 | 126,966 |
| African Capitals by Map | 0 | - | 4.99 | 138,013 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,108 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,987 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,727 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,166 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,968 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,521 |
| Cities in European History #1 | 0 | - | 4.63 | 134,285 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,035 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,167 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,233 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,365 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,872 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,803 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,629 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,100 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,286 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,631 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,512 |
| Monarchies of Europe | 0 | - | 4.90 | 98,444 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,474 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,217 |
| Random European City to Country | 0 | - | 4.69 | 118,139 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,327 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,129 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,750 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,332 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,587 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,893 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,961 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,423 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,347 |
| Capitals of the Stans | 0 | - | 4.95 | 26,972 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,161 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,600 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,625 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,952 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,679 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,895 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,337 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,856 |
| Random European Capital to Country | 0 | - | 4.98 | 191,588 |
| Random European Country to Capital | 0 | - | 4.93 | 165,493 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,772 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,100 |
| Random African Capital to Country | 0 | - | 4.97 | 100,990 |
| Random African Country to Capital | 0 | - | 4.94 | 71,465 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,732 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,822 |
| Rome A-Z | 0 | - | 4.40 | 24,509 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,809 |
| Paris A-Z | 0 | - | 4.16 | 17,465 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,522 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,763 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,119 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,419 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,004 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,566 |
| Italy A-Z | 0 | - | 4.49 | 58,501 |
| Germany A-Z | 0 | - | 4.56 | 62,725 |
| Scotland A-Z | 0 | - | 4.73 | 41,356 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,384 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,706 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,082 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,662 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,634 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,777 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,632 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,482 |
| Countries by Capital City | 0 | - | 5.00 | 68,771 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,455 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,891 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,477 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,064 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,484 |
| Moved Capital Cities | 0 | - | 4.96 | 74,406 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,152 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,673 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,359 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| New York City A-Z | 0 | - | 4.18 | 32,339 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,731 |
| British Places A-Z | 0 | - | 4.29 | 79,984 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,984 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,867 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,446 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,829 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,914 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,968 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,007 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,435 |
| Random Country to Capital | 0 | - | 4.98 | 923,771 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,996 |
| European Cities by Clue | 0 | - | 4.70 | 89,108 |
| Boroughs of London | 0 | - | 4.63 | 88,194 |
| London Geography | 0 | - | 4.47 | 59,769 |
| Australia A-Z | 0 | - | 4.54 | 50,055 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,300 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,544 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,337 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,135 |
| North American Sports Cities | 0 | - | 4.83 | 172,741 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,431 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,915 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,869 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,172 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,656 |
| Cities by Former Name | 0 | - | 4.83 | 91,793 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,526 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,805 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,488 |
| World Capitals by Map | 0 | - | 5.00 | 287,844 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,555 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,552 |
| Capitals Starting With H | 0 | - | 4.91 | 92,799 |
| Capitals Starting With K | 0 | - | 4.88 | 83,852 |
| Capitals Starting With L | 0 | - | 4.81 | 88,315 |
| Capitals Starting With M | 0 | - | 4.93 | 108,187 |
| Capitals Starting With P | 0 | - | 4.88 | 78,428 |
| Capitals Starting With R | 0 | - | 4.87 | 82,045 |
| Capitals Starting With S | 0 | - | 4.90 | 86,030 |
| Capitals Starting With T | 0 | - | 4.84 | 76,374 |
| Capitals Starting With W | 0 | - | 4.87 | 91,432 |
| Capitals Starting With A | 0 | - | 4.97 | 128,391 |
| Capitals Starting With B | 0 | - | 4.88 | 118,805 |
| Capitals Starting With D | 0 | - | 4.93 | 96,702 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,340 |
| Which City in Canada? | 0 | - | 4.83 | 57,186 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,834 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,722 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,917 |
| The Only European Country ... | 0 | - | 4.91 | 217,717 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,794 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,416 |
| India A-Z | 0 | - | 4.42 | 34,198 |
| China A-Z | 0 | - | 4.55 | 67,409 |
| Counties of England | 0 | - | 4.97 | 799,792 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,585 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,876 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,636 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| North America Cities by Map | 0 | - | 4.41 | 47,869 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,468 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,706 |
| Random Asian City to Country | 0 | - | 4.56 | 44,566 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,344 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,232 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,656 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,487 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| Former Capitals | 0 | - | 4.88 | 71,553 |
| Capital Cities Chain | 0 | - | 4.84 | 83,040 |
| Coldest World Capitals | 0 | - | 4.95 | 133,704 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,831 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,182 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,787 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,289 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,294 |
| US States and State Capitals | 0 | - | 4.99 | 163,803 |
| Which City in Germany? | 0 | - | 4.50 | 136,927 |
| Which City in Italy? | 0 | - | 4.68 | 90,359 |
| Which City in France? | 0 | - | 4.67 | 73,230 |
| Which City in Spain? | 0 | - | 4.50 | 50,027 |
| Geography of Rome | 0 | - | 4.51 | 16,687 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,531 |
| Paris City Trivia | 0 | - | 4.31 | 35,580 |
