| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,575 |
| Name a City - European Countries | 0 | - | 4.89 | 66,193 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,824 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,098 |
| Europe Capital to Country | 0 | - | 4.99 | 252,136 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,007 |
| European Capitals by Map | 0 | - | 4.99 | 142,137 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,894 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,206 |
| European Coastal Capitals | 0 | - | 4.95 | 91,327 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,831 |
| Official Cities in the UK | 0 | - | 4.89 | 286,319 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,597 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,593 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,723 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,827 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,024 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,947 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,274 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,637 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,003 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,978 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,839 |
| British Places A-Z | 0 | - | 4.29 | 80,106 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,443 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,417 |
| Which City in Europe? | 0 | - | 4.83 | 107,900 |
| Paris A-Z | 0 | - | 4.16 | 17,503 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,619 |
| Italy A-Z | 0 | - | 4.49 | 58,761 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,156 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,500 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,619 |
| Asia Capital to Country | 0 | - | 4.96 | 127,446 |
| African Capitals by Map | 0 | - | 4.99 | 142,232 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,926 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,195 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,789 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,492 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,174 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,850 |
| Scotland A-Z | 0 | - | 4.73 | 41,461 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,514 |
| Cities in European History #1 | 0 | - | 4.63 | 134,625 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,455 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,890 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,497 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,034 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,271 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,251 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,140 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,407 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,966 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,787 |
| New York City A-Z | 0 | - | 4.18 | 32,385 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,031 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,017 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,106 |
| World Capitals Quiz | 0 | - | 5.00 | 5,107,038 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,689 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,735 |
| Germany A-Z | 0 | - | 4.56 | 62,868 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,258 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,064 |
| Capitals of the Stans | 0 | - | 4.95 | 27,152 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,435 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,689 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,005 |
| Random European City to Country | 0 | - | 4.69 | 118,474 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,968 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,118 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,780 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,849 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,442 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,554 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,085 |
| Random European Capital to Country | 0 | - | 4.98 | 192,163 |
| Random European Country to Capital | 0 | - | 4.93 | 165,913 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,998 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,447 |
| Random African Capital to Country | 0 | - | 4.97 | 101,368 |
| Random African Country to Capital | 0 | - | 4.95 | 71,761 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,336 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,900 |
| Which City in Italy? | 0 | - | 4.68 | 90,562 |
| Geography of Rome | 0 | - | 4.51 | 16,715 |
| Venice Trivia | 0 | - | 4.45 | 10,495 |
| Milan Trivia | 0 | - | 4.56 | 15,210 |
| Rome City Trivia | 0 | - | 4.49 | 20,730 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,095 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,233 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,261 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,399 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,321 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,735 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,038 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,029 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,123 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,933 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,169 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,034 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,269 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,381 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,715 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,333 |
| European Cities by Clue | 0 | - | 4.70 | 89,178 |
| Boroughs of London | 0 | - | 4.63 | 88,578 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,543 |
| London Geography | 0 | - | 4.47 | 59,873 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,326 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,888 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,493 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,376 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,981 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,219 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,248 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,170 |
| Countries by Capital City | 0 | - | 5.00 | 69,420 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,868 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,245 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,823 |
| Moved Capital Cities | 0 | - | 4.96 | 74,658 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,822 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,462 |
| Random Country to Capital | 0 | - | 4.98 | 928,353 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,074 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,865 |
| Which City in Canada? | 0 | - | 4.83 | 57,363 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,353 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,341 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,692 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,640 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,579 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,909 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,886 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,816 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,023 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,004 |
| Australia A-Z | 0 | - | 4.54 | 50,140 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,261 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,811 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,398 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,460 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,141 |
| North American Sports Cities | 0 | - | 4.82 | 173,176 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,563 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,921 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,785 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,955 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,922 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,218 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,931 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,519 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,696 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,959 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,592 |
| Cities by Former Name | 0 | - | 4.83 | 92,066 |
| Former Capitals | 0 | - | 4.88 | 71,683 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,719 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,989 |
| Capital Cities Chain | 0 | - | 4.84 | 83,393 |
| Coldest World Capitals | 0 | - | 4.95 | 134,168 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,858 |
| World Capitals by Map | 0 | - | 5.00 | 289,436 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,836 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,160 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,849 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,589 |
| Capitals Starting With H | 0 | - | 4.91 | 93,350 |
| Capitals Starting With K | 0 | - | 4.89 | 84,414 |
| Capitals Starting With M | 0 | - | 4.94 | 109,209 |
| Capitals Starting With P | 0 | - | 4.88 | 79,023 |
| Capitals Starting With R | 0 | - | 4.88 | 82,524 |
| Capitals Starting With S | 0 | - | 4.90 | 86,591 |
| Capitals Starting With T | 0 | - | 4.86 | 76,854 |
| Capitals Starting With W | 0 | - | 4.87 | 91,743 |
| Capitals Starting With A | 0 | - | 4.97 | 129,130 |
| Capitals Starting With B | 0 | - | 4.89 | 119,526 |
| Capitals Starting With D | 0 | - | 4.94 | 97,222 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,875 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,422 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,748 |
| US States and State Capitals | 0 | - | 4.99 | 165,423 |
| Which City in Germany? | 0 | - | 4.50 | 137,376 |
| Which City in France? | 0 | - | 4.67 | 73,385 |
| Which City in Spain? | 0 | - | 4.50 | 50,113 |
| Paris City Trivia | 0 | - | 4.31 | 35,625 |
| Florence City Trivia | 0 | - | 4.39 | 11,409 |
| Berlin City Trivia | 0 | - | 4.67 | 13,316 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,857 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,835 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 111,976 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,814 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,166 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,838 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,197 |
| The Only European Country ... | 0 | - | 4.91 | 219,076 |
| Slavic Countries | 0 | - | 4.96 | 112,382 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,547 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,482 |
