| Multiple Choice City Quiz – Paris | 0 | - | 4.91 | 27,300 |
| Name a City - European Countries | 0 | - | 4.90 | 65,963 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,820 |
| Europe Capital to Country | 0 | - | 4.99 | 251,633 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,677 |
| European Capitals by Map | 0 | - | 4.99 | 141,495 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,661 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,001 |
| European Coastal Capitals | 0 | - | 4.95 | 91,110 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,351 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,312 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.96 | 98,439 |
| Multiple Choice City Quiz – Munich | 0 | - | 4.84 | 15,877 |
| Official Cities in the UK | 0 | - | 4.89 | 285,522 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,425 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,473 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,497 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,592 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 54,922 |
| European Capitals - Sudden Death | 0 | - | 4.94 | 218,482 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,732 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,478 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,297 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,458 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,200 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,322 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,729 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,643 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,240 |
| Which City in Europe? | 0 | - | 4.83 | 107,770 |
| Which European Capital? | 0 | - | 4.88 | 49,373 |
| Multiple Choice City Quiz – Rome | 0 | - | 4.66 | 25,481 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,382 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,263 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,780 |
| Asia Capital to Country | 0 | - | 4.96 | 127,223 |
| African Capitals by Map | 0 | - | 4.99 | 141,548 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,646 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,087 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,860 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,063 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,697 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,003 |
| Cities in European History #1 | 0 | - | 4.63 | 134,454 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,426 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,345 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,973 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,565 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,009 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,871 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,266 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,796 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,642 |
| London Geography | 0 | - | 4.47 | 59,815 |
| Common First Words in U.S. Cities | 0 | - | 4.89 | 66,277 |
| Random European City to Country | 0 | - | 4.69 | 118,267 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,633 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,338 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,874 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,732 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,465 |
| Countries That Border Russia | 0 | - | 4.98 | 463,912 |
| Russia Country Quiz | 0 | - | 4.83 | 115,145 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,621 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,506 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 50,717 |
| Capitals of the Stans | 0 | - | 4.95 | 27,066 |
| Multiple Choice City Quiz – Istanbul | 0 | - | 4.47 | 20,147 |
| Multiple Choice City Quiz – Birmingham | 0 | - | 4.55 | 16,943 |
| Multiple Choice City Quiz – Turin | 0 | - | 4.73 | 13,701 |
| Multiple Choice City Quiz – Vienna | 0 | - | 4.73 | 16,119 |
| Multiple Choice City Quiz – Berlin | 0 | - | 4.55 | 19,137 |
| Word Chain - Cities in Europe | 0 | - | 4.74 | 32,809 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,394 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,951 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,199 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,956 |
| Random European Capital to Country | 0 | - | 4.98 | 191,860 |
| Random European Country to Capital | 0 | - | 4.93 | 165,679 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,887 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,279 |
| Random African Capital to Country | 0 | - | 4.97 | 101,159 |
| Random African Country to Capital | 0 | - | 4.94 | 71,629 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,015 |
| Geography of Rome | 0 | - | 4.51 | 16,698 |
| Paris City Trivia | 0 | - | 4.31 | 35,598 |
| Venice Trivia | 0 | - | 4.45 | 10,481 |
| Milan Trivia | 0 | - | 4.56 | 15,201 |
| Berlin City Trivia | 0 | - | 4.67 | 13,289 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,836 |
| Rome City Trivia | 0 | - | 4.49 | 20,716 |
| Vienna City Trivia | 0 | - | 4.67 | 15,023 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,891 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,917 |
| Countries that Border Poland | 0 | - | 4.99 | 172,949 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,133 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,787 |
| All Modern-Day Countries Ever Controlled by the Russian Empire | 0 | - | 4.96 | 37,763 |
| Multiple Choice City Quiz – Stockholm | 0 | - | 4.65 | 14,708 |
| Multiple Choice City Quiz – Glasgow | 0 | - | 4.58 | 14,377 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,017 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,637 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,748 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,221 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,563 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,778 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,039 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,171 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,114 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,448 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,436 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,157 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,284 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,501 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,253 |
| European Cities by Clue | 0 | - | 4.70 | 89,140 |
| Boroughs of London | 0 | - | 4.63 | 88,374 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,393 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,995 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,972 |
| Ukraine Country Quiz | 0 | - | 4.43 | 47,927 |
| English Cities not Towns - Sudden Death | 0 | - | 4.59 | 36,900 |
| British Cities - Sudden Death | 0 | - | 4.74 | 97,627 |
| Spanish Cities - Sudden Death | 0 | - | 4.75 | 36,691 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,007 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,880 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,471 |
| Find the City #1 | 0 | - | 4.97 | 43,220 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,934 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,817 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,004 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,944 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,829 |
| Countries by Capital City | 0 | - | 5.00 | 69,109 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,678 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,070 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,643 |
| Moved Capital Cities | 0 | - | 4.96 | 74,535 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,526 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,447 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,750 |
| Random Country to Capital | 0 | - | 4.98 | 925,676 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,696 |
| Neighborhoods of New York City Map | 0 | - | 4.89 | 42,648 |
| Russia True or False? | 0 | - | 4.67 | 35,862 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,729 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.91 | 47,573 |
| Multiple Choice City Quiz – Tokyo | 0 | - | 4.54 | 21,510 |
| Multiple Choice City Quiz – Sydney | 0 | - | 4.31 | 16,729 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,861 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,294 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,213 |
| North American Sports Cities | 0 | - | 4.83 | 172,960 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,501 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,936 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,892 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,191 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,804 |
| Name a Valid World City | 0 | - | 4.84 | 71,763 |
| Cities by Former Name | 0 | - | 4.83 | 91,915 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,609 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,890 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,640 |
| World Capitals by Map | 0 | - | 5.00 | 288,670 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,691 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,691 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,233 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,870 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,152 |
| Capitals Starting With H | 0 | - | 4.91 | 92,980 |
| Capitals Starting With K | 0 | - | 4.88 | 84,028 |
| Capitals Starting With L | 0 | - | 4.81 | 90,559 |
| Capitals Starting With M | 0 | - | 4.93 | 108,527 |
| Capitals Starting With P | 0 | - | 4.88 | 78,621 |
| Capitals Starting With R | 0 | - | 4.88 | 82,187 |
| Capitals Starting With S | 0 | - | 4.90 | 86,204 |
| Capitals Starting With T | 0 | - | 4.85 | 76,519 |
| Capitals Starting With W | 0 | - | 4.87 | 91,526 |
| Capitals Starting With A | 0 | - | 4.97 | 128,649 |
| Capitals Starting With B | 0 | - | 4.89 | 119,049 |
| Capitals Starting With D | 0 | - | 4.93 | 96,864 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,622 |
| US States and State Capitals | 0 | - | 4.99 | 164,653 |
| Which City in Canada? | 0 | - | 4.83 | 57,274 |
| Cities That Beat London | 0 | - | 4.69 | 51,547 |
| Florence City Trivia | 0 | - | 4.39 | 11,399 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,697 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,286 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,803 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,745 |
| The Only European Country ... | 0 | - | 4.91 | 218,361 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,161 |
| Counties of England | 0 | - | 4.97 | 801,290 |
| Cities by Former Name - Beyond Thunderdome | 0 | - | 4.91 | 33,319 |
| U.S. Cities Named for People - Sudden Death | 0 | - | 4.83 | 24,669 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,659 |
| Every U.S. City that Has Ever Been the Largest In Its State | 0 | - | 4.90 | 23,804 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 282,494 |
| Multiple Choice City Quiz – Mexico City | 0 | - | 4.57 | 16,541 |
