| Name a City - European Countries | 0 | - | 4.90 | 66,050 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,922 |
| Europe Capital to Country | 0 | - | 4.99 | 251,824 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,794 |
| European Capitals by Map | 0 | - | 4.99 | 141,819 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,744 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,075 |
| European Coastal Capitals | 0 | - | 4.95 | 91,205 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,525 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,998 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,457 |
| Official Cities in the UK | 0 | - | 4.89 | 285,866 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,487 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,514 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,581 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,647 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,817 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,797 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,440 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,493 |
| London Geography | 0 | - | 4.47 | 59,832 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,877 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,930 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,769 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,713 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,832 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,308 |
| Which City in Europe? | 0 | - | 4.83 | 107,816 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 55,013 |
| Which European Capital? | 0 | - | 4.88 | 49,422 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,616 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,024 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,341 |
| Asia Capital to Country | 0 | - | 4.96 | 127,301 |
| African Capitals by Map | 0 | - | 4.99 | 141,868 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,383 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,802 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,124 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,208 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,112 |
| Boroughs of London | 0 | - | 4.63 | 88,457 |
| Geography of Rome | 0 | - | 4.51 | 16,702 |
| Paris City Trivia | 0 | - | 4.31 | 35,608 |
| Venice Trivia | 0 | - | 4.45 | 10,487 |
| Milan Trivia | 0 | - | 4.56 | 15,203 |
| Berlin City Trivia | 0 | - | 4.67 | 13,296 |
| Rome City Trivia | 0 | - | 4.49 | 20,722 |
| Vienna City Trivia | 0 | - | 4.67 | 15,032 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,169 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,215 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,167 |
| Cities in European History #1 | 0 | - | 4.63 | 134,520 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,436 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,861 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,414 |
| World Capitals Quiz | 0 | - | 5.00 | 5,100,590 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,805 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,126 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,971 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,311 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,852 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,698 |
| Common First Words in U.S. Cities | 0 | - | 4.86 | 66,388 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,481 |
| Random European City to Country | 0 | - | 4.69 | 118,360 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,762 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,406 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,942 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,568 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,452 |
| Countries Bordering France | 0 | - | 4.83 | 404,601 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,555 |
| Greenland Country Quiz | 0 | - | 4.78 | 36,497 |
| Capitals of the Stans | 0 | - | 4.95 | 27,091 |
| Word Chain - Cities in Europe | 0 | - | 4.74 | 32,872 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,655 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,582 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,842 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,061 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,597,418 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,280 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,465 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,487 |
| Random European Capital to Country | 0 | - | 4.98 | 191,984 |
| Random European Country to Capital | 0 | - | 4.93 | 165,778 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,928 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,341 |
| Random African Capital to Country | 0 | - | 4.97 | 101,235 |
| Random African Country to Capital | 0 | - | 4.95 | 71,674 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,148 |
| Cities That Beat London | 0 | - | 4.69 | 51,586 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,844 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,333 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.82 | 65,130 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,881 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,199 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,734 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,106 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,941 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,423 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,195 |
| Europe Map Quiz | 0 | - | 5.00 | 4,783,449 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,236 |
| Counties of Ireland | 0 | - | 4.92 | 197,041 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,159 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,004 |
| Word Scramble - Italian Cities | 0 | - | 4.61 | 18,023 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,136 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,395 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,869 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,329 |
| Find the City #1 | 0 | - | 4.97 | 43,272 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,216 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,881 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,084 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,075 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,974 |
| Countries by Capital City | 0 | - | 5.00 | 69,227 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,753 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,131 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,457 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,128 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,725 |
| Moved Capital Cities | 0 | - | 4.96 | 74,583 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,191 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,321 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,773 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,554 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,279 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,543 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,041 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,277 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,201 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,087 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,787 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.91 | 47,668 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,883 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,725 |
| Random Country to Capital | 0 | - | 4.98 | 926,717 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,604 |
| European Cities by Clue | 0 | - | 4.70 | 89,157 |
| Neighborhoods of New York City Map | 0 | - | 4.89 | 42,775 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,185 |
| Norway Country Quiz | 0 | - | 4.45 | 77,744 |
| Finland Country Quiz | 0 | - | 4.51 | 59,955 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,354 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,945 |
| Countries Closest to Greece | 0 | - | 4.98 | 25,627 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,255,446 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,354 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,294 |
| North American Sports Cities | 0 | - | 4.83 | 173,032 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,526 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,942 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,904 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,204 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,860 |
| Name a Valid World City | 0 | - | 4.85 | 71,867 |
| Cities by Former Name | 0 | - | 4.83 | 91,968 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,650 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,935 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,726 |
| World Capitals by Map | 0 | - | 5.00 | 288,991 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,755 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,747 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,247 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,943 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,207 |
| Capitals Starting With H | 0 | - | 4.91 | 93,222 |
| Capitals Starting With K | 0 | - | 4.89 | 84,303 |
| Capitals Starting With M | 0 | - | 4.94 | 108,991 |
| Capitals Starting With P | 0 | - | 4.88 | 78,899 |
| Capitals Starting With R | 0 | - | 4.88 | 82,427 |
| Capitals Starting With S | 0 | - | 4.90 | 86,471 |
| Capitals Starting With T | 0 | - | 4.85 | 76,754 |
| Capitals Starting With W | 0 | - | 4.87 | 91,674 |
| Capitals Starting With A | 0 | - | 4.97 | 128,973 |
| Capitals Starting With B | 0 | - | 4.89 | 119,371 |
| Capitals Starting With D | 0 | - | 4.94 | 97,092 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,736 |
| Which City in Canada? | 0 | - | 4.83 | 57,321 |
| Florence City Trivia | 0 | - | 4.39 | 11,402 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,703 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,501 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,484 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,878 |
| The Only European Country ... | 0 | - | 4.91 | 218,611 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,312 |
| Counties of England | 0 | - | 4.97 | 801,967 |
| Cities by Former Name - Beyond Thunderdome | 0 | - | 4.91 | 33,353 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,702 |
| Every U.S. City that Has Ever Been the Largest In Its State | 0 | - | 4.90 | 23,849 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,676 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,748 |
| North America Cities by Map | 0 | - | 4.41 | 47,919 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,803 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,251 |
| Random Asian City to Country | 0 | - | 4.56 | 44,606 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,575 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,497 |
