| Europe Capital to Country | 0 | - | 4.99 | 220,054 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,527 |
| European Capitals by Map | 0 | - | 4.99 | 93,652 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 78,948 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 72,117 |
| European Coastal Capitals | 0 | - | 4.95 | 77,209 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 193,868 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,483 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,280 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 105,297 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,929 |
| European Capitals Ending in N | 0 | - | 4.92 | 73,968 |
| Africa Capitals Quiz | 0 | - | 4.99 | 634,862 |
| Asia Capitals Quiz | 0 | - | 4.98 | 594,426 |
| Name a Valid European Capital | 0 | - | 4.94 | 123,057 |
| Asia Capital to Country | 0 | - | 4.96 | 105,717 |
| African Capitals by Map | 0 | - | 4.99 | 110,724 |
| Asian Capitals by Map | 0 | - | 4.98 | 47,114 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,596 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 228,385 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,097 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,706 |
| Random European Capital to Country | 0 | - | 4.97 | 152,799 |
| Random European Country to Capital | 0 | - | 4.92 | 135,042 |
| Official Cities in the UK | 0 | - | 4.86 | 232,406 |
| South America Capitals Quiz | 0 | - | 5.00 | 419,775 |
| North America Capitals Quiz | 0 | - | 4.99 | 186,135 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 52,180 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,982 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 51,261 |
| Random European Capitals on a Map | 0 | - | 4.97 | 106,933 |
| European Capitals with the Least Sunshine | 0 | - | 4.48 | 47,622 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 93,546 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,667 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,029 |
| Name a City - European Countries | 0 | - | 4.95 | 51,971 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 116,129 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,686 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,214 |
| Random African Capital to Country | 0 | - | 4.97 | 79,517 |
| Random African Country to Capital | 0 | - | 4.94 | 61,900 |
| Countries of Europe by Population | 0 | - | 4.98 | 127,057 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 79,981 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,621 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,520 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,361 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,137 |
| Word Scramble - European Capitals | 0 | - | 4.79 | 87,255 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,145 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 45,059 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,832 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,099 |
| World Capitals Quiz | 0 | - | 5.00 | 4,500,378 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 125,871 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,423 |
| Important Cities in European History | 0 | - | 4.55 | 109,828 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 63,459 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 207,116 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,383,737 |
| World Capitals Closest to Madrid | 0 | - | 4.49 | 41,425 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 74,763 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,432 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,738 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,749 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,873 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.36 | 176,516 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.36 | 25,237 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 178,945 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 43,822 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,479 |
| British Cities with the Most Tourists | 0 | - | 4.80 | 55,679 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.59 | 37,600 |
| Northernmost Capital Cities | 0 | - | 4.98 | 94,040 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,747 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,379 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,850 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,251 |
| Countries by Capital City | 0 | - | 4.99 | 49,444 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,926 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,093 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,987 |
| Asian Coastal Capitals | 0 | - | 4.54 | 20,249 |
| Moved Capital Cities | 0 | - | 4.94 | 52,297 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 13,699 |
| Name a Valid Asian Capital | 0 | - | 4.52 | 55,358 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 82,072 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 135,342 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 64,900 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 63,296 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,529,030 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,373 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,777 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 44,068 |
| Which City in Europe? | 0 | - | 4.84 | 97,416 |
| Boroughs of London | 0 | - | 4.59 | 77,546 |
| London Geography | 0 | - | 4.47 | 55,911 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,146 |
| British Places A-Z | 0 | - | 4.32 | 76,005 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,485 |
| European Cities by Map #1 | 0 | - | 4.64 | 51,832 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,949 |
| 20 Northernmost English Cities | 0 | - | 4.54 | 23,060 |
| Cities Founded by the French in North America | 0 | - | 4.52 | 38,593 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,177 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 91,347 |
| Cities in Squares on a Map - Europe | 0 | - | 4.72 | 46,013 |
| Cities by Former Name | 0 | - | 4.86 | 71,413 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,566 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,464 |
| World Capitals Closest to Jerusalem | 0 | - | 4.45 | 42,820 |
| World Capitals by Proximity | 0 | - | 4.88 | 299,420 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,855 |
| World Capitals by Map | 0 | - | 5.00 | 241,886 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,306 |
| Random Capital to Country | 0 | - | 4.99 | 2,362,025 |
| Random Country to Capital | 0 | - | 4.98 | 802,936 |
| World Capitals By Letter - H | 0 | - | 4.85 | 71,214 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,882 |
| World Capitals By Letter - M | 0 | - | 4.90 | 85,935 |
| World Capitals By Letter - P | 0 | - | 4.85 | 67,049 |
| World Capitals By Letter - R | 0 | - | 4.88 | 72,273 |
| World Capitals By Letter - S | 0 | - | 4.89 | 74,501 |
| World Capitals By Letter - T | 0 | - | 4.81 | 66,414 |
| World Capitals By Letter - W | 0 | - | 4.88 | 82,221 |
| World Capitals By Letter - A | 0 | - | 4.96 | 104,604 |
| World Capitals By Letter - B | 0 | - | 4.84 | 96,838 |
| World Capitals By Letter - D | 0 | - | 4.91 | 78,961 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 106,253 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,132 |
| Biggest Trading Partners - UK | 0 | - | 4.86 | 57,063 |
| Biggest Trading Partners - Germany | 0 | - | 4.98 | 62,584 |
| Biggest Trading Partners - Spain | 0 | - | 4.90 | 50,302 |
| Most Populous World Capitals | 0 | - | 4.92 | 148,633 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,791 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 193,505 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 118,547 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 104,582 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,026 |
| India State Capitals Quiz | 0 | - | 4.31 | 55,117 |
| Capital Cities Chain | 0 | - | 4.86 | 71,465 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 234,676 |
| Coldest World Capitals | 0 | - | 4.96 | 128,057 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 62,991 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 78,743 |
| Snowiest U.S. State Capitals | 0 | - | 4.43 | 27,224 |
| Hottest U.S. State Capitals | 0 | - | 4.76 | 21,718 |
| Coldest U.S. State Capitals | 0 | - | 4.57 | 18,963 |
| Which City in Canada? | 0 | - | 4.89 | 45,225 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 148,034 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 49,671 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 177,349 |
| Biggest City by Body of Water | 0 | - | 4.52 | 38,906 |
| Global Cities Quiz | 0 | - | 4.64 | 157,057 |
| Southernmost Major Cities | 0 | - | 4.41 | 45,271 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.46 | 68,471 |
| Cities with the Most Foreign Embassies | 0 | - | 4.66 | 45,317 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.41 | 35,008 |
| Random European City to Country | 0 | - | 4.72 | 106,368 |
| Random Asian City to Country | 0 | - | 4.52 | 33,686 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.86 | 28,142 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,470 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,347 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 119,897 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.42 | 51,268 |
| UK Cities Map Quiz | 0 | - | 4.94 | 433,476 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 161,015 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,471 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.91 | 80,916 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,806 |
| South American Cities on the Map | 0 | - | 4.55 | 33,157 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 24,938 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 137,127 |
| Most Guessed Cities by Country #3 | 0 | - | 4.87 | 19,810 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,550 |
| Divided World City Name Puzzle #1 | 0 | - | 4.91 | 39,895 |
| Capitals A-Z | 0 | - | 4.84 | 41,791 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 53,288 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.90 | 89,654 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 88,395 |
| Flags to Capitals #1 | 0 | - | 4.97 | 49,042 |
| Flags to Capitals #2 | 0 | - | 4.95 | 36,767 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 85,061 |
| Capital Cities with the Least Precipitation | 0 | - | 4.90 | 27,402 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 120,431 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,211 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,245 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,066 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,143 |
| The Only Country ... | 0 | - | 4.88 | 46,217 |
| Countries of the Soviet Union | 0 | - | 4.98 | 184,924 |
| Countries of Europe After World War II | 0 | - | 4.98 | 170,970 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 139,670 |
| Counties of England Map Quiz | 0 | - | 4.97 | 287,021 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 119,018 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 199,385 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 304,373 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 97,611 |
| Lonely Planet Top 200 Cities | 0 | - | 4.65 | 209,849 |
| Ancient City to Country | 0 | - | 4.76 | 100,934 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,820 |
