| Name a City - European Countries | 0 | - | 4.92 | 64,629 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,775 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,123 |
| Europe Capital to Country | 0 | - | 4.99 | 248,325 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,763 |
| European Capitals by Map | 0 | - | 4.99 | 136,944 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,403 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,780 |
| European Coastal Capitals | 0 | - | 4.95 | 89,928 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,268 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,266 |
| Official Cities in the UK | 0 | - | 4.89 | 281,146 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,195 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,550 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,554 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,800 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,877 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,403 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,458 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,231 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,754 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,266 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,603 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,531 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,535 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,178 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,214 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,212 |
| Asia Capital to Country | 0 | - | 4.96 | 125,925 |
| African Capitals by Map | 0 | - | 4.99 | 132,436 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,450 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,257 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,509 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,192 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,488 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,018 |
| Which City in Europe? | 0 | - | 4.83 | 106,867 |
| World Capitals Quiz | 0 | - | 5.00 | 5,039,693 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,020 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,292 |
| Cities in European History #1 | 0 | - | 4.63 | 133,330 |
| European Cities by Map #2 | 0 | - | 4.47 | 47,228 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,596 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,300 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,920 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,463 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,794 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,323 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,307 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,793 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,669 |
| Monarchies of Europe | 0 | - | 4.90 | 97,480 |
| Capitals of the Stans | 0 | - | 4.95 | 26,501 |
| Random European City to Country | 0 | - | 4.69 | 116,780 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,826 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,728 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,234 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,051 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,636 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,969 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,548 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,742 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,671 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,534 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,383 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,261 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,360 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,064 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,773 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,456 |
| Find the City #1 | 0 | - | 4.97 | 42,272 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,261 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,860 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,818 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,983 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,797 |
| Countries by Capital City | 0 | - | 5.00 | 67,029 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,523 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,047 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,950 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,640 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,528 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,847 |
| Moved Capital Cities | 0 | - | 4.96 | 73,722 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,181 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,191 |
| Random European Capital to Country | 0 | - | 4.98 | 189,457 |
| Random European Country to Capital | 0 | - | 4.92 | 147,646 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,499 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,577 |
| Random African Capital to Country | 0 | - | 4.97 | 99,833 |
| Random African Country to Capital | 0 | - | 4.94 | 70,330 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,991 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,158 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,299 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,219 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,838 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,759 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,952 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,299 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,844 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,809 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,360 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,716 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,664 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,933 |
| European Cities by Clue | 0 | - | 4.70 | 88,856 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,619 |
| Boroughs of London | 0 | - | 4.63 | 87,199 |
| London Geography | 0 | - | 4.47 | 59,505 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,248 |
| North American Sports Cities | 0 | - | 4.83 | 171,089 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,969 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,820 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,800 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,301 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,640 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,036 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,877 |
| Name a Valid World City | 0 | - | 4.83 | 70,310 |
| Cities by Former Name | 0 | - | 4.84 | 91,091 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,782 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,331 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,192 |
| World Capitals by Map | 0 | - | 5.00 | 284,017 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,796 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,403 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,369 |
| Random Country to Capital | 0 | - | 4.98 | 913,042 |
| Capitals Starting With H | 0 | - | 4.90 | 91,495 |
| Capitals Starting With K | 0 | - | 4.85 | 75,815 |
| Capitals Starting With L | 0 | - | 4.81 | 86,979 |
| Capitals Starting With M | 0 | - | 4.93 | 106,316 |
| Capitals Starting With P | 0 | - | 4.88 | 77,309 |
| Capitals Starting With R | 0 | - | 4.87 | 81,084 |
| Capitals Starting With S | 0 | - | 4.89 | 84,941 |
| Capitals Starting With T | 0 | - | 4.84 | 75,410 |
| Capitals Starting With W | 0 | - | 4.89 | 90,729 |
| Capitals Starting With A | 0 | - | 4.97 | 126,724 |
| Capitals Starting With B | 0 | - | 4.89 | 117,439 |
| Capitals Starting With D | 0 | - | 4.93 | 95,531 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,820 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,395 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,877 |
| The Only European Country ... | 0 | - | 4.91 | 214,369 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,886 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,695 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,051 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,900 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,357 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,340 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,433 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,853 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,421 |
| Former Capitals | 0 | - | 4.88 | 71,207 |
| Capital Cities Chain | 0 | - | 4.84 | 82,052 |
| Coldest World Capitals | 0 | - | 4.95 | 133,120 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,941 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,374 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,139 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,339 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,385 |
| Which City in Canada? | 0 | - | 4.82 | 56,781 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,380 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,770 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,773 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,447 |
| Slavic Countries | 0 | - | 4.96 | 111,012 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,101 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,886 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,884 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,466 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,789 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,106 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,605 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,345 |
| Counties of England | 0 | - | 4.97 | 790,493 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,178 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,603 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,650 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,047 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,485 |
| North America Cities by Map | 0 | - | 4.41 | 47,654 |
| Random Asian City to Country | 0 | - | 4.56 | 44,413 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,351 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,424 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,399 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,607 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,065 |
| US States and State Capitals | 0 | - | 4.99 | 159,137 |
| Which City in Germany? | 0 | - | 4.50 | 135,554 |
| Which City in Italy? | 0 | - | 4.64 | 88,909 |
| Which City in France? | 0 | - | 4.64 | 72,742 |
| Which City in Spain? | 0 | - | 4.50 | 49,724 |
| Geography of Rome | 0 | - | 4.51 | 16,631 |
| Paris City Trivia | 0 | - | 4.31 | 35,475 |
| Venice Trivia | 0 | - | 4.45 | 10,427 |
| Milan Trivia | 0 | - | 4.56 | 15,129 |
| Berlin City Trivia | 0 | - | 4.67 | 13,113 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,762 |
