| Multiple Choice City Quiz – Paris | 0 | - | 4.91 | 27,518 |
| Name a City - European Countries | 0 | - | 4.89 | 66,252 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 55,236 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,164 |
| Europe Capital to Country | 0 | - | 4.99 | 252,276 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,098 |
| European Capitals by Map | 0 | - | 4.99 | 142,286 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,979 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,258 |
| European Coastal Capitals | 0 | - | 4.95 | 91,389 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,962 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,832 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.96 | 99,500 |
| Official Cities in the UK | 0 | - | 4.89 | 286,541 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,638 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,619 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,744 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,748 |
| European Capitals - Sudden Death | 0 | - | 4.94 | 220,837 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,011 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,506 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,724 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,598 |
| Multiple Choice City Quiz – Birmingham | 0 | - | 4.55 | 17,116 |
| Multiple Choice City Quiz – Rome | 0 | - | 4.67 | 25,685 |
| Multiple Choice City Quiz – Vienna | 0 | - | 4.73 | 16,245 |
| Multiple Choice City Quiz – Berlin | 0 | - | 4.55 | 19,303 |
| London Geography | 0 | - | 4.47 | 59,882 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,421 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,339 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,846 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,122 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,890 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,463 |
| Which City in Europe? | 0 | - | 4.83 | 107,924 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,917 |
| Which European Capital? | 0 | - | 4.89 | 49,523 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,338 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,568 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,958 |
| Asia Capital to Country | 0 | - | 4.96 | 127,620 |
| African Capitals by Map | 0 | - | 4.99 | 142,356 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,010 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,229 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,962 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,201 |
| Geography of Rome | 0 | - | 4.51 | 16,718 |
| Paris City Trivia | 0 | - | 4.31 | 35,633 |
| Venice Trivia | 0 | - | 4.45 | 10,499 |
| Milan Trivia | 0 | - | 4.56 | 15,213 |
| Berlin City Trivia | 0 | - | 4.67 | 13,322 |
| Rome City Trivia | 0 | - | 4.49 | 20,733 |
| Vienna City Trivia | 0 | - | 4.67 | 15,055 |
| Multiple Choice City Quiz – Glasgow | 0 | - | 4.58 | 14,521 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,729 |
| Cities in European History #1 | 0 | - | 4.63 | 134,670 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,044 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,464 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,902 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,538 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,224 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,423 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,293 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,204 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,434 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,000 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,821 |
| Boroughs of London | 0 | - | 4.63 | 88,625 |
| Common First Words in U.S. Cities | 0 | - | 4.86 | 66,594 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,499 |
| Random European City to Country | 0 | - | 4.69 | 118,495 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,113 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,218 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,177 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,598 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,727 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,464 |
| Cities That Beat London | 0 | - | 4.69 | 51,652 |
| Countries Bordering France | 0 | - | 4.83 | 405,083 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,999 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 51,717 |
| Capitals of the Stans | 0 | - | 4.95 | 27,187 |
| Multiple Choice City Quiz – Tokyo | 0 | - | 4.54 | 21,703 |
| Multiple Choice City Quiz – Istanbul | 0 | - | 4.47 | 20,340 |
| Word Chain - Cities in Europe | 0 | - | 4.74 | 32,999 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,569 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,772 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,507 |
| Random European Capital to Country | 0 | - | 4.98 | 192,239 |
| Random European Country to Capital | 0 | - | 4.93 | 165,984 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,045 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,509 |
| Random African Capital to Country | 0 | - | 4.97 | 101,398 |
| Random African Country to Capital | 0 | - | 4.95 | 71,797 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,415 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,862 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,826 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.82 | 65,313 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,976 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,296 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,919 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,179 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,224 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,516 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,486 |
| Europe Map Quiz | 0 | - | 5.00 | 4,790,229 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,344 |
| Counties of Ireland | 0 | - | 4.92 | 197,441 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,495 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,097 |
| Word Scramble - Italian Cities | 0 | - | 4.61 | 18,054 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,696 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,084 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,508 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,629 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,017 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,138 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,114 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,184 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,503 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,582 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,291 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,400 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,765 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,350 |
| European Cities by Clue | 0 | - | 4.70 | 89,185 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,860 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,206 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,380 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,397 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,228 |
| English Cities not Towns - Sudden Death | 0 | - | 4.59 | 37,164 |
| British Cities - Sudden Death | 0 | - | 4.74 | 99,088 |
| Spanish Cities - Sudden Death | 0 | - | 4.75 | 36,956 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,130 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,401 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,891 |
| Find the City #1 | 0 | - | 4.97 | 43,386 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,452 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,021 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,270 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,322 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,240 |
| Countries by Capital City | 0 | - | 5.00 | 69,503 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,924 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,282 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,878 |
| Moved Capital Cities | 0 | - | 4.96 | 74,691 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,689 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,834 |
| Random Country to Capital | 0 | - | 4.98 | 929,083 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,175 |
| Neighborhoods of New York City Map | 0 | - | 4.90 | 42,945 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 52,205 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,253 |
| France True or False? | 0 | - | 4.44 | 40,088 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,371 |
| Countries Closest to Greece | 0 | - | 4.98 | 25,744 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.91 | 47,872 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,492 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,510 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,515 |
| North American Sports Cities | 0 | - | 4.82 | 173,207 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,583 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,958 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,924 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,227 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,990 |
| Name a Valid World City | 0 | - | 4.85 | 72,049 |
| Cities by Former Name | 0 | - | 4.83 | 92,114 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,953 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,009 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,901 |
| World Capitals by Map | 0 | - | 5.00 | 289,669 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,865 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,893 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,271 |
| World Capitals Mystery Route | 0 | - | 4.98 | 56,086 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,312 |
| Capitals Starting With H | 0 | - | 4.91 | 93,383 |
| Capitals Starting With K | 0 | - | 4.88 | 84,460 |
| Capitals Starting With M | 0 | - | 4.94 | 109,270 |
| Capitals Starting With P | 0 | - | 4.88 | 79,061 |
| Capitals Starting With R | 0 | - | 4.88 | 82,550 |
| Capitals Starting With S | 0 | - | 4.90 | 86,629 |
| Capitals Starting With T | 0 | - | 4.86 | 76,882 |
| Capitals Starting With W | 0 | - | 4.87 | 91,766 |
| Capitals Starting With A | 0 | - | 4.97 | 129,183 |
| Capitals Starting With B | 0 | - | 4.89 | 119,574 |
| Capitals Starting With D | 0 | - | 4.94 | 97,263 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,907 |
| US States and State Capitals | 0 | - | 4.99 | 165,644 |
| Which City in Canada? | 0 | - | 4.83 | 57,383 |
| Florence City Trivia | 0 | - | 4.39 | 11,412 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,719 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,979 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,386 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,293 |
| The Only European Country ... | 0 | - | 4.91 | 219,275 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,653 |