| Multiple Choice City Quiz – Paris | 0 | - | 4.91 | 26,184 |
| Name a City - European Countries | 0 | - | 4.92 | 64,353 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,765 |
| Europe Capital to Country | 0 | - | 4.99 | 247,508 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,404 |
| European Capitals by Map | 0 | - | 4.99 | 136,179 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,151 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,582 |
| European Coastal Capitals | 0 | - | 4.95 | 89,716 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,703 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 80,591 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 92,740 |
| Multiple Choice City Quiz – Munich | 0 | - | 4.81 | 15,197 |
| Official Cities in the UK | 0 | - | 4.89 | 280,430 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,389 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,685 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,201 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,746 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 53,122 |
| European Capitals - Sudden Death | 0 | - | 4.93 | 206,605 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,167 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,863 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,794 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,649 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,982 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,622 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,180 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,403 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,804 |
| Which City in Europe? | 0 | - | 4.83 | 106,599 |
| Which European Capital? | 0 | - | 4.89 | 48,395 |
| Multiple Choice City Quiz – Rome | 0 | - | 4.66 | 24,426 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,960 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,321 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,846 |
| Asia Capital to Country | 0 | - | 4.96 | 125,712 |
| African Capitals by Map | 0 | - | 4.99 | 132,118 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,101 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,173 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,677 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,409 |
| Multiple Choice City Quiz – Barcelona | 0 | - | 4.73 | 19,357 |
| Multiple Choice City Quiz – Stockholm | 0 | - | 4.63 | 14,099 |
| Multiple Choice City Quiz – Glasgow | 0 | - | 4.57 | 13,655 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,867 |
| Cities in European History #1 | 0 | - | 4.63 | 133,078 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,189 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,556 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,165 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,120 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,777 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,635 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,083 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,155 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,417 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,321 |
| London Geography | 0 | - | 4.47 | 59,450 |
| Common First Words in U.S. Cities | 0 | - | 4.89 | 64,573 |
| Random European City to Country | 0 | - | 4.69 | 116,293 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,303 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,714 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,766 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,861 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,379 |
| Countries That Border Russia | 0 | - | 4.98 | 458,818 |
| Russia Country Quiz | 0 | - | 4.85 | 113,613 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,830 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,023 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 45,388 |
| Capitals of the Stans | 0 | - | 4.95 | 26,398 |
| Multiple Choice City Quiz – Istanbul | 0 | - | 4.50 | 19,112 |
| Multiple Choice City Quiz – Birmingham | 0 | - | 4.55 | 16,066 |
| Multiple Choice City Quiz – Turin | 0 | - | 4.73 | 13,137 |
| Multiple Choice City Quiz – Vienna | 0 | - | 4.73 | 15,469 |
| Multiple Choice City Quiz – Berlin | 0 | - | 4.55 | 18,341 |
| Word Chain - Cities in Europe | 0 | - | 4.70 | 31,648 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,254 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,484 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,413 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,003 |
| Random European Capital to Country | 0 | - | 4.98 | 189,158 |
| Random European Country to Capital | 0 | - | 4.92 | 147,405 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,343 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,376 |
| Random African Capital to Country | 0 | - | 4.97 | 99,713 |
| Random African Country to Capital | 0 | - | 4.94 | 70,223 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,747 |
| Geography of Rome | 0 | - | 4.51 | 16,625 |
| Paris City Trivia | 0 | - | 4.31 | 35,462 |
| Venice Trivia | 0 | - | 4.45 | 10,418 |
| Milan Trivia | 0 | - | 4.56 | 15,114 |
| Berlin City Trivia | 0 | - | 4.67 | 13,073 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,754 |
| Rome City Trivia | 0 | - | 4.49 | 20,582 |
| Vienna City Trivia | 0 | - | 4.67 | 14,887 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,676 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,719 |
| Countries that Border Poland | 0 | - | 4.99 | 171,312 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,361 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,200 |
| All Modern-Day Countries Ever Controlled by the Russian Empire | 0 | - | 4.96 | 36,812 |
| Multiple Choice City Quiz – Mexico City | 0 | - | 4.57 | 15,714 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,811 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,320 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,878 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,051 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,175 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,617 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,242 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,266 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,793 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,149 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,753 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,253 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,610 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,513 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,875 |
| European Cities by Clue | 0 | - | 4.70 | 88,795 |
| Boroughs of London | 0 | - | 4.63 | 87,019 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,863 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,602 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,531 |
| English Cities not Towns - Sudden Death | 0 | - | 4.65 | 34,925 |
| British Cities - Sudden Death | 0 | - | 4.69 | 89,818 |
| Spanish Cities - Sudden Death | 0 | - | 4.74 | 35,272 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,712 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,776 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,276 |
| Find the City #1 | 0 | - | 4.97 | 42,087 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,899 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,622 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,578 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,569 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,377 |
| Countries by Capital City | 0 | - | 5.00 | 66,577 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,299 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,879 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,396 |
| Moved Capital Cities | 0 | - | 4.96 | 73,561 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,560 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,354 |
| Random Country to Capital | 0 | - | 4.98 | 911,377 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,319 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,985 |
| Neighborhoods of New York City Map | 0 | - | 4.89 | 41,049 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,888 |
| Russia True or False? | 0 | - | 4.64 | 35,436 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,247 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.90 | 45,982 |
| Multiple Choice City Quiz – Tokyo | 0 | - | 4.60 | 20,441 |
| Multiple Choice City Quiz – Sydney | 0 | - | 4.30 | 16,056 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,957 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,090 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 50,949 |
| North American Sports Cities | 0 | - | 4.83 | 170,860 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,906 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,393 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,800 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,613 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,010 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,702 |
| Name a Valid World City | 0 | - | 4.83 | 70,094 |
| Cities by Former Name | 0 | - | 4.84 | 90,943 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,223 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,893 |
| World Capitals by Map | 0 | - | 5.00 | 283,107 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,641 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,204 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,972 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,628 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,204 |
| Capitals Starting With H | 0 | - | 4.90 | 90,694 |
| Capitals Starting With K | 0 | - | 4.85 | 75,657 |
| Capitals Starting With L | 0 | - | 4.81 | 86,800 |
| Capitals Starting With M | 0 | - | 4.93 | 106,009 |
| Capitals Starting With P | 0 | - | 4.88 | 77,160 |
| Capitals Starting With R | 0 | - | 4.87 | 80,949 |
| Capitals Starting With S | 0 | - | 4.89 | 84,781 |
| Capitals Starting With T | 0 | - | 4.84 | 75,270 |
| Capitals Starting With W | 0 | - | 4.89 | 90,588 |
| Capitals Starting With A | 0 | - | 4.97 | 126,510 |
| Capitals Starting With B | 0 | - | 4.89 | 117,256 |
| Capitals Starting With D | 0 | - | 4.93 | 95,354 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,171 |
| US States and State Capitals | 0 | - | 4.99 | 158,406 |
| Which City in Canada? | 0 | - | 4.83 | 56,645 |
| Cities That Beat London | 0 | - | 4.68 | 50,890 |
| Florence City Trivia | 0 | - | 4.39 | 11,333 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,604 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,915 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,472 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,485 |
| The Only European Country ... | 0 | - | 4.91 | 213,735 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,471 |
| Counties of England | 0 | - | 4.97 | 788,952 |
| Cities by Former Name - Beyond Thunderdome | 0 | - | 4.91 | 32,789 |
| Every U.S. City that Has Ever Been the Largest In Its State | 0 | - | 4.89 | 23,140 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 268,199 |
| Map Hunter - World Cities | 0 | - | 5.00 | 186,447 |