| Europe Capital to Country | 0 | - | 4.99 | 220,261 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,956 |
| European Capitals by Map | 0 | - | 4.99 | 93,942 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 79,060 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 72,204 |
| European Coastal Capitals | 0 | - | 4.95 | 77,286 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 194,093 |
| Random European Capital to Country | 0 | - | 4.97 | 152,997 |
| Random European Country to Capital | 0 | - | 4.92 | 135,163 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,347 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 105,410 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,971 |
| Random European Capitals on a Map | 0 | - | 4.97 | 107,033 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,027 |
| Africa Capitals Quiz | 0 | - | 4.99 | 635,792 |
| Asia Capitals Quiz | 0 | - | 4.98 | 595,237 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 61,755 |
| Asia Capital to Country | 0 | - | 4.96 | 105,804 |
| African Capitals by Map | 0 | - | 4.99 | 110,943 |
| Asian Capitals by Map | 0 | - | 4.98 | 47,249 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,637 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 228,686 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,521 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,131 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,768 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,752 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,324 |
| Random African Capital to Country | 0 | - | 4.97 | 79,737 |
| Random African Country to Capital | 0 | - | 4.94 | 61,947 |
| Official Cities in the UK | 0 | - | 4.86 | 232,685 |
| South America Capitals Quiz | 0 | - | 5.00 | 420,217 |
| North America Capitals Quiz | 0 | - | 4.99 | 186,323 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 52,297 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,046 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 51,355 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,190 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 45,105 |
| Word Scramble - European Capitals | 0 | - | 4.79 | 87,319 |
| Name a Valid Asian Capital | 0 | - | 4.52 | 55,415 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 93,770 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,714 |
| Random State Capital to U.S. State | 0 | - | 4.86 | 74,843 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,468 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,809 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,098 |
| Name a City - European Countries | 0 | - | 4.95 | 52,057 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 116,250 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.36 | 176,633 |
| Countries of Europe by Population | 0 | - | 4.98 | 127,401 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 80,471 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,749 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,161 |
| European Capitals with the Least Sunshine | 0 | - | 4.48 | 47,650 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,882 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,119 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 82,170 |
| World Capitals Quiz | 0 | - | 5.00 | 4,505,070 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 126,032 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,667 |
| Important Cities in European History | 0 | - | 4.55 | 109,882 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 63,304 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 207,296 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,385,485 |
| World Capitals Closest to Madrid | 0 | - | 4.49 | 41,435 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,888 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,979 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 80,008 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 43,860 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,552 |
| British Cities with the Most Tourists | 0 | - | 4.80 | 55,728 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,389 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.59 | 37,715 |
| Northernmost Capital Cities | 0 | - | 4.98 | 94,153 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,810 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,467 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,976 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,730 |
| Countries by Capital City | 0 | - | 4.99 | 49,578 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 66,017 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,173 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,083 |
| Asian Coastal Capitals | 0 | - | 4.54 | 20,260 |
| Moved Capital Cities | 0 | - | 4.94 | 52,341 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 13,713 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 66,529 |
| Name a World Capital A-Z | 0 | - | 4.99 | 141,239 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,530,487 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,469 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,590 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 63,482 |
| Which City in Europe? | 0 | - | 4.84 | 97,494 |
| Boroughs of London | 0 | - | 4.59 | 77,608 |
| London Geography | 0 | - | 4.47 | 55,932 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,170 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,503 |
| European Cities by Map #1 | 0 | - | 4.65 | 51,864 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,956 |
| 20 Northernmost English Cities | 0 | - | 4.54 | 23,066 |
| Cities Founded by the French in North America | 0 | - | 4.52 | 38,615 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,193 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 91,406 |
| Cities in Squares on a Map - Europe | 0 | - | 4.72 | 46,085 |
| Cities by Former Name | 0 | - | 4.86 | 71,492 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,579 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,502 |
| World Capitals by Proximity | 0 | - | 4.88 | 299,813 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,887 |
| World Capitals by Map | 0 | - | 5.00 | 242,412 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,370 |
| Random Capital to Country | 0 | - | 4.99 | 2,364,360 |
| Random Country to Capital | 0 | - | 4.98 | 803,867 |
| World Capitals By Letter - H | 0 | - | 4.85 | 71,327 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,992 |
| World Capitals By Letter - M | 0 | - | 4.90 | 86,081 |
| World Capitals By Letter - P | 0 | - | 4.85 | 67,163 |
| World Capitals By Letter - R | 0 | - | 4.88 | 72,361 |
| World Capitals By Letter - S | 0 | - | 4.89 | 74,624 |
| World Capitals By Letter - T | 0 | - | 4.81 | 66,513 |
| World Capitals By Letter - W | 0 | - | 4.88 | 82,304 |
| World Capitals By Letter - A | 0 | - | 4.96 | 104,792 |
| World Capitals By Letter - B | 0 | - | 4.84 | 97,007 |
| World Capitals By Letter - D | 0 | - | 4.91 | 79,221 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 106,317 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,152 |
| Most Populous World Capitals | 0 | - | 4.92 | 148,743 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,838 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 193,636 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 118,655 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 104,638 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,057 |
| India State Capitals Quiz | 0 | - | 4.31 | 55,154 |
| Capital Cities Chain | 0 | - | 4.86 | 71,511 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 234,741 |
| Coldest World Capitals | 0 | - | 4.96 | 128,094 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,032 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 78,841 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.28 | 50,832 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 164,191 |
| Which City in Canada? | 0 | - | 4.89 | 45,267 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 49,820 |
| Biggest City by Body of Water | 0 | - | 4.52 | 38,915 |
| Global Cities Quiz | 0 | - | 4.64 | 157,100 |
| Southernmost Major Cities | 0 | - | 4.42 | 45,289 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.46 | 68,515 |
| Cities with the Most Foreign Embassies | 0 | - | 4.66 | 45,336 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.41 | 35,020 |
| Random European City to Country | 0 | - | 4.72 | 106,447 |
| Random Asian City to Country | 0 | - | 4.52 | 33,721 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 35,085 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.86 | 28,187 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,796 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 44,089 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,492 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,361 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 120,220 |
| Which City in Germany? | 0 | - | 4.49 | 121,174 |
| Which City in Italy? | 0 | - | 4.53 | 72,639 |
| Which City in France? | 0 | - | 4.65 | 66,850 |
| Which City in Spain? | 0 | - | 4.47 | 39,313 |
| Which City in Australia? | 0 | - | 4.63 | 31,866 |
| UK Cities Map Quiz | 0 | - | 4.94 | 433,759 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 161,188 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,667 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 81,020 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 88,255 |
| U.S. City Nicknames | 0 | - | 4.22 | 99,374 |
| South American Cities on the Map | 0 | - | 4.55 | 33,178 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 24,957 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 137,254 |
| Most Guessed Cities by Country #3 | 0 | - | 4.87 | 19,923 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,601 |
| Divided World City Name Puzzle #1 | 0 | - | 4.91 | 39,962 |
| Capitals A-Z | 0 | - | 4.84 | 41,836 |
| World Capitals Closest to Jerusalem | 0 | - | 4.45 | 42,845 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 53,312 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.90 | 89,738 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 88,445 |
| Flags to Capitals #1 | 0 | - | 4.97 | 49,114 |
| Flags to Capitals #2 | 0 | - | 4.95 | 36,835 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 85,123 |
| Capital Cities with the Least Precipitation | 0 | - | 4.90 | 27,420 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 120,490 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,226 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,254 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,078 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,151 |
| The Only Country ... | 0 | - | 4.88 | 46,355 |
| Random Flag to Country | 0 | - | 4.99 | 506,729 |
| Counties of England Map Quiz | 0 | - | 4.97 | 287,193 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 199,842 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 304,805 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 97,800 |
| Lonely Planet Top 200 Cities | 0 | - | 4.65 | 209,958 |
| Ancient City to Country | 0 | - | 4.76 | 100,989 |
| British Places A-Z | 0 | - | 4.32 | 76,041 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,836 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.37 | 38,374 |
| City-States | 0 | - | 4.53 | 34,823 |
| North America Cities by Map | 0 | - | 4.39 | 45,349 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,928 |
