| Multiple Choice City Quiz – Paris | 0 | - | 4.91 | 26,290 |
| Name a City - European Countries | 0 | - | 4.92 | 64,563 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 53,310 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,031 |
| Europe Capital to Country | 0 | - | 4.99 | 248,172 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,667 |
| European Capitals by Map | 0 | - | 4.99 | 136,757 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,325 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,741 |
| European Coastal Capitals | 0 | - | 4.95 | 89,884 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,100 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 80,909 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 93,256 |
| Multiple Choice City Quiz – Rome | 0 | - | 4.66 | 24,528 |
| Official Cities in the UK | 0 | - | 4.89 | 280,945 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,511 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,772 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,333 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,834 |
| European Capitals - Sudden Death | 0 | - | 4.93 | 207,994 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,336 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,275 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,130 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,740 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,669 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,170 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,751 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,244 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,545 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,965 |
| Which City in Europe? | 0 | - | 4.83 | 106,816 |
| Which European Capital? | 0 | - | 4.89 | 48,573 |
| Multiple Choice City Quiz – Birmingham | 0 | - | 4.55 | 16,146 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,363 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,461 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 54,941 |
| Asia Capital to Country | 0 | - | 4.96 | 125,854 |
| African Capitals by Map | 0 | - | 4.99 | 132,350 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,336 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,234 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,273 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,467 |
| Which City in Italy? | 0 | - | 4.63 | 88,250 |
| Geography of Rome | 0 | - | 4.51 | 16,630 |
| Venice Trivia | 0 | - | 4.45 | 10,424 |
| Milan Trivia | 0 | - | 4.56 | 15,125 |
| Rome City Trivia | 0 | - | 4.49 | 20,593 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,169 |
| Cities in European History #1 | 0 | - | 4.63 | 133,275 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,222 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,586 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,265 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,731 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,260 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,753 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,279 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,252 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,589 |
| London Geography | 0 | - | 4.47 | 59,490 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,437 |
| Common First Words in U.S. Cities | 0 | - | 4.89 | 64,731 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,291 |
| Random European City to Country | 0 | - | 4.69 | 116,747 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,554 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,894 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,884 |
| World Capitals Quiz | 0 | - | 5.00 | 5,036,812 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,497 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,366 |
| Italy Country Quiz | 0 | - | 4.82 | 122,348 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,534 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,210 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 45,886 |
| Capitals of the Stans | 0 | - | 4.95 | 26,475 |
| Multiple Choice City Quiz – Tokyo | 0 | - | 4.60 | 20,532 |
| Word Chain - Cities in Europe | 0 | - | 4.70 | 31,757 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,029 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,860 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,586 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,158 |
| Random European Capital to Country | 0 | - | 4.98 | 189,386 |
| Random European Country to Capital | 0 | - | 4.92 | 147,595 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,465 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,541 |
| Random African Capital to Country | 0 | - | 4.97 | 99,797 |
| Random African Country to Capital | 0 | - | 4.94 | 70,302 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,907 |
| Which City in Germany? | 0 | - | 4.50 | 135,459 |
| Which City in France? | 0 | - | 4.64 | 72,693 |
| Which City in Spain? | 0 | - | 4.50 | 49,693 |
| Paris City Trivia | 0 | - | 4.31 | 35,472 |
| Florence City Trivia | 0 | - | 4.39 | 11,338 |
| Berlin City Trivia | 0 | - | 4.67 | 13,098 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,760 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,509 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,462 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,075 |
| Word Scramble - Italian Cities | 0 | - | 4.61 | 17,732 |
| Countries of the Italian Diaspora | 0 | - | 4.89 | 25,726 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,833 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,348 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,108 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,162 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,205 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,723 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,412 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,784 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,828 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,183 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,824 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,325 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,686 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,624 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,915 |
| European Cities by Clue | 0 | - | 4.70 | 88,846 |
| Boroughs of London | 0 | - | 4.63 | 87,152 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,926 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,955 |
| English Cities not Towns - Sudden Death | 0 | - | 4.65 | 35,224 |
| British Cities - Sudden Death | 0 | - | 4.69 | 90,564 |
| Spanish Cities - Sudden Death | 0 | - | 4.74 | 35,417 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,920 |
| British Places A-Z | 0 | - | 4.29 | 79,647 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,974 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,795 |
| Find the City #1 | 0 | - | 4.97 | 42,222 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,124 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,757 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,715 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,807 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,636 |
| Countries by Capital City | 0 | - | 5.00 | 66,842 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,439 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,999 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,489 |
| Moved Capital Cities | 0 | - | 4.96 | 73,672 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,658 |
| Random Country to Capital | 0 | - | 4.98 | 912,538 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,725 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,164 |
| Neighborhoods of New York City Map | 0 | - | 4.89 | 41,201 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,824 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,858 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,536 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,397 |
| France True or False? | 0 | - | 4.43 | 39,805 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,589 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,016 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.90 | 46,138 |
| Multiple Choice City Quiz – Istanbul | 0 | - | 4.50 | 19,195 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,881 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,201 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,078 |
| North American Sports Cities | 0 | - | 4.83 | 171,030 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,953 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,898 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,819 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,634 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,031 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,826 |
| Name a Valid World City | 0 | - | 4.83 | 70,260 |
| Cities by Former Name | 0 | - | 4.84 | 91,053 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,743 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,291 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,089 |
| World Capitals by Map | 0 | - | 5.00 | 283,794 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,755 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,328 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 14,993 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,747 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,303 |
| Capitals Starting With H | 0 | - | 4.90 | 91,380 |
| Capitals Starting With K | 0 | - | 4.85 | 75,764 |
| Capitals Starting With L | 0 | - | 4.81 | 86,932 |
| Capitals Starting With M | 0 | - | 4.93 | 106,229 |
| Capitals Starting With P | 0 | - | 4.88 | 77,268 |
| Capitals Starting With R | 0 | - | 4.87 | 81,052 |
| Capitals Starting With S | 0 | - | 4.89 | 84,896 |
| Capitals Starting With T | 0 | - | 4.84 | 75,370 |
| Capitals Starting With W | 0 | - | 4.89 | 90,683 |
| Capitals Starting With A | 0 | - | 4.97 | 126,667 |
| Capitals Starting With B | 0 | - | 4.89 | 117,393 |
| Capitals Starting With D | 0 | - | 4.93 | 95,489 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,325 |
| US States and State Capitals | 0 | - | 4.99 | 158,917 |
| Which City in Canada? | 0 | - | 4.82 | 56,753 |
| Cities That Beat London | 0 | - | 4.68 | 50,947 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,610 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,265 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,917 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,757 |
| The Only European Country ... | 0 | - | 4.91 | 214,166 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,774 |
| Italy A-Z | 0 | - | 4.49 | 57,802 |
| Counties of England | 0 | - | 4.97 | 790,080 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,680 |
| Cities by Former Name - Beyond Thunderdome | 0 | - | 4.91 | 32,857 |
| U.S. Cities Named for People - Sudden Death | 0 | - | 4.81 | 23,307 |
| Every U.S. City that Has Ever Been the Largest In Its State | 0 | - | 4.89 | 23,233 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 269,617 |
