| Which City in Europe? | 0 | - | 4.83 | 107,873 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,753 |
| Which City in Canada? | 0 | - | 4.83 | 57,351 |
| European Cities by Clue | 0 | - | 4.70 | 89,171 |
| Name a City - European Countries | 0 | - | 4.90 | 66,135 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,568 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,022 |
| Europe Capital to Country | 0 | - | 4.99 | 252,009 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,928 |
| European Capitals by Map | 0 | - | 4.99 | 142,018 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,839 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,154 |
| European Coastal Capitals | 0 | - | 4.95 | 91,282 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,714 |
| Official Cities in the UK | 0 | - | 4.89 | 286,139 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,559 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,568 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,377 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,692 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,891 |
| Which City in Germany? | 0 | - | 4.50 | 137,314 |
| Which City in Italy? | 0 | - | 4.68 | 90,537 |
| Which City in France? | 0 | - | 4.67 | 73,358 |
| Which City in Africa? | 0 | - | 4.77 | 57,992 |
| Which City in Spain? | 0 | - | 4.50 | 50,103 |
| Which City in Asia? | 0 | - | 4.52 | 51,566 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,898 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,089 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,545 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,293 |
| Which City in Latin America? | 0 | - | 4.63 | 47,145 |
| Which City in Australia? | 0 | - | 4.67 | 34,558 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,840 |
| Random European City to Country | 0 | - | 4.69 | 118,439 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,495 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,639 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,805 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,239 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,351 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,389 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,890 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,436 |
| Asia Capital to Country | 0 | - | 4.96 | 127,362 |
| African Capitals by Map | 0 | - | 4.99 | 142,077 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,879 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,171 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,577 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,150 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,527 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,142 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,283 |
| Cities in European History #1 | 0 | - | 4.63 | 134,583 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,034 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,445 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,874 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,471 |
| World Capitals Quiz | 0 | - | 5.00 | 5,104,583 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,877 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,368 |
| Which City in the United States? | 0 | - | 4.21 | 57,172 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,362 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,038 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,108 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,209 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,072 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,376 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,926 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,829 |
| Capitals of the Stans | 0 | - | 4.95 | 27,131 |
| Random Asian City to Country | 0 | - | 4.56 | 44,618 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,914 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,795 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,036 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,646 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,815 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,502 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,846 |
| Europe Map Quiz | 0 | - | 5.00 | 4,786,984 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,674 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,611 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,917 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,094 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,750 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,386 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,482 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,041 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,984 |
| Random European Capital to Country | 0 | - | 4.98 | 192,093 |
| Random European Country to Capital | 0 | - | 4.93 | 165,855 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,970 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,403 |
| Random African Capital to Country | 0 | - | 4.97 | 101,310 |
| Random African Country to Capital | 0 | - | 4.95 | 71,736 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,687 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,256 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,633 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,040 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,265 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,375 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,960 |
| Random U.S. City to State | 0 | - | 4.45 | 76,880 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,409 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,761 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,439 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,318 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,955 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,178 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,197 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,100 |
| Countries by Capital City | 0 | - | 5.00 | 69,351 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,831 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,203 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,755 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,141 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,789 |
| Moved Capital Cities | 0 | - | 4.96 | 74,631 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,797 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,620 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,304 |
| Boroughs of London | 0 | - | 4.63 | 88,520 |
| London Geography | 0 | - | 4.47 | 59,861 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,568 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,331 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,279 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,156 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,860 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,408 |
| North American Sports Cities | 0 | - | 4.83 | 173,115 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,554 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,888 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,913 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,933 |
| Name a Valid World City | 0 | - | 4.85 | 71,956 |
| Cities by Former Name | 0 | - | 4.83 | 92,029 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,678 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,973 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,803 |
| World Capitals by Map | 0 | - | 5.00 | 289,259 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,807 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,132 |
| Random Country to Capital | 0 | - | 4.98 | 927,682 |
| Capitals Starting With H | 0 | - | 4.91 | 93,317 |
| Capitals Starting With K | 0 | - | 4.89 | 84,386 |
| Capitals Starting With M | 0 | - | 4.94 | 109,157 |
| Capitals Starting With P | 0 | - | 4.88 | 78,987 |
| Capitals Starting With R | 0 | - | 4.88 | 82,490 |
| Capitals Starting With S | 0 | - | 4.90 | 86,559 |
| Capitals Starting With T | 0 | - | 4.85 | 76,822 |
| Capitals Starting With W | 0 | - | 4.87 | 91,726 |
| Capitals Starting With A | 0 | - | 4.97 | 129,083 |
| Capitals Starting With B | 0 | - | 4.89 | 119,482 |
| Capitals Starting With D | 0 | - | 4.94 | 97,187 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,922 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,719 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,048 |
| The Only European Country ... | 0 | - | 4.91 | 218,901 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,458 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,214 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,167 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,367 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,403 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,951 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,489 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,214 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,457 |
| Counties of England | 0 | - | 4.97 | 802,640 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,726 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,689 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,774 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,727 |
| North America Cities by Map | 0 | - | 4.41 | 47,931 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,888 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,416 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,652 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,558 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,821 |
| Former Capitals | 0 | - | 4.88 | 71,668 |
| Capital Cities Chain | 0 | - | 4.84 | 83,341 |
| Coldest World Capitals | 0 | - | 4.95 | 134,143 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,106 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,538 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,951 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,703 |
| US States and State Capitals | 0 | - | 4.99 | 165,266 |
| Geography of Rome | 0 | - | 4.51 | 16,709 |
| Paris City Trivia | 0 | - | 4.31 | 35,619 |
| Venice Trivia | 0 | - | 4.45 | 10,492 |
| Milan Trivia | 0 | - | 4.56 | 15,207 |
| Berlin City Trivia | 0 | - | 4.67 | 13,312 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,852 |
| Rome City Trivia | 0 | - | 4.49 | 20,725 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,673 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,147 |
| Slavic Countries | 0 | - | 4.96 | 112,338 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,329 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,474 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,017 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,749 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,761 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,372 |
