| Which City In the United Kingdom? | 0 | - | 4.97 | 94,361 |
| Which City in Germany? | 0 | - | 4.50 | 136,665 |
| Which City in Italy? | 0 | - | 4.68 | 90,235 |
| Which City in France? | 0 | - | 4.64 | 73,142 |
| Which City in Spain? | 0 | - | 4.50 | 49,968 |
| Which City in Europe? | 0 | - | 4.83 | 107,495 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,567 |
| Name a City - European Countries | 0 | - | 4.90 | 65,513 |
| Which City in Canada? | 0 | - | 4.83 | 57,115 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,276 |
| Europe Capital to Country | 0 | - | 4.99 | 250,646 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,064 |
| European Capitals by Map | 0 | - | 4.99 | 139,667 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,210 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,547 |
| European Coastal Capitals | 0 | - | 4.95 | 90,725 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,312 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,849 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,790 |
| Official Cities in the UK | 0 | - | 4.89 | 284,231 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,137 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,243 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,356 |
| Which City in Australia? | 0 | - | 4.67 | 34,441 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,288 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,764 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,240 |
| European Cities by Clue | 0 | - | 4.70 | 89,083 |
| Random European City to Country | 0 | - | 4.69 | 117,797 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,822 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,044 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,565 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,895 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,040 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,069 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,211 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,161 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,197 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,021 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,846 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,599 |
| Asia Capital to Country | 0 | - | 4.96 | 126,769 |
| African Capitals by Map | 0 | - | 4.99 | 134,052 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,560 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,635 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,500 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,885 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,261 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,310 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,930 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,151 |
| Cities in European History #1 | 0 | - | 4.63 | 134,127 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,956 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,369 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,780 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,936 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,072 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,269 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,591 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,429 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,941 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,488 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,167 |
| Which City in Africa? | 0 | - | 4.77 | 57,861 |
| Which City in Asia? | 0 | - | 4.52 | 51,415 |
| Which City in California? | 0 | - | 4.56 | 32,051 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,052 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,908 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,600 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,868 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,192 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,375 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,132 |
| Which City in Latin America? | 0 | - | 4.63 | 47,045 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,609 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,897 |
| Capitals of the Stans | 0 | - | 4.95 | 26,884 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,559 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,510 |
| Random Asian City to Country | 0 | - | 4.56 | 44,554 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,469 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,464 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,889 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,034 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,637 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,369 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,737 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,700 |
| Random European Capital to Country | 0 | - | 4.98 | 191,078 |
| Random European Country to Capital | 0 | - | 4.93 | 165,291 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,544 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,868 |
| Random African Capital to Country | 0 | - | 4.97 | 100,805 |
| Random African Country to Capital | 0 | - | 4.94 | 71,328 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,449 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,799 |
| Which City in the United States? | 0 | - | 4.21 | 57,029 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,239 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,543 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,844 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,178 |
| Random U.S. City to State | 0 | - | 4.45 | 76,379 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,908 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,833 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,027 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,248 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,159 |
| Which City in Texas? | 0 | - | 4.45 | 25,105 |
| Which City in Florida? | 0 | - | 4.61 | 10,996 |
| Boroughs of London | 0 | - | 4.63 | 88,015 |
| London Geography | 0 | - | 4.47 | 59,705 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,970 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,018 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,629 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,587 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,439 |
| British Places A-Z | 0 | - | 4.29 | 79,922 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,346 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,850 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,420 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,438 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,493 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,606 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,369 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,188 |
| Countries by Capital City | 0 | - | 5.00 | 68,497 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,279 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,753 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,322 |
| Moved Capital Cities | 0 | - | 4.96 | 74,286 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,244 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,423 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,610 |
| Random Country to Capital | 0 | - | 4.98 | 921,811 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,753 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,959 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,405 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,289 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,349 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,001 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,586 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,822 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,802 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,433 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,246,629 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,985 |
| North American Sports Cities | 0 | - | 4.83 | 172,538 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,367 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,593 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,540 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,894 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,781 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,143 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,089 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,332 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,005 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,481 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,892 |
| Name a Valid World City | 0 | - | 4.83 | 71,359 |
| Cities by Former Name | 0 | - | 4.83 | 91,647 |
| Former Capitals | 0 | - | 4.88 | 71,498 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,444 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,716 |
| Capital Cities Chain | 0 | - | 4.83 | 82,853 |
| Coldest World Capitals | 0 | - | 4.95 | 133,614 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,319 |
| World Capitals by Map | 0 | - | 5.00 | 287,135 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,404 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,684 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,028 |
| Capitals Starting With H | 0 | - | 4.91 | 92,664 |
| Capitals Starting With K | 0 | - | 4.88 | 83,696 |
| Capitals Starting With L | 0 | - | 4.81 | 88,193 |
| Capitals Starting With M | 0 | - | 4.93 | 107,973 |
| Capitals Starting With P | 0 | - | 4.88 | 78,298 |
| Capitals Starting With R | 0 | - | 4.87 | 81,934 |
| Capitals Starting With S | 0 | - | 4.90 | 85,899 |
| Capitals Starting With T | 0 | - | 4.85 | 76,250 |
| Capitals Starting With W | 0 | - | 4.87 | 91,365 |
| Capitals Starting With A | 0 | - | 4.97 | 128,205 |
| Capitals Starting With B | 0 | - | 4.89 | 118,634 |
| Capitals Starting With D | 0 | - | 4.93 | 96,561 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,569 |
| US States and State Capitals | 0 | - | 4.99 | 163,063 |
| Geography of Rome | 0 | - | 4.51 | 16,677 |
| Paris City Trivia | 0 | - | 4.31 | 35,562 |
| Venice Trivia | 0 | - | 4.45 | 10,471 |
| Milan Trivia | 0 | - | 4.56 | 15,186 |
| Berlin City Trivia | 0 | - | 4.67 | 13,236 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,820 |
| Rome City Trivia | 0 | - | 4.49 | 20,681 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,335 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,660 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,492 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,085 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,447 |
| The Only European Country ... | 0 | - | 4.91 | 217,091 |
| Slavic Countries | 0 | - | 4.96 | 111,791 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,400 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,466 |
