| Europe Capital to Country | 0 | - | 4.99 | 235,563 |
| EU Capitals with No Hints | 0 | - | 4.96 | 136,063 |
| European Capitals by Map | 0 | - | 4.99 | 117,833 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 85,904 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 78,804 |
| European Coastal Capitals | 0 | - | 4.95 | 84,175 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.89 | 209,810 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 80,252 |
| Top 10 Most Remote European Capitals | 0 | - | 4.83 | 89,489 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 112,702 |
| European Capitals Furthest from the Sea | 0 | - | 4.90 | 70,486 |
| European Capitals Ending in N | 0 | - | 4.92 | 77,880 |
| Africa Capitals Quiz | 0 | - | 4.99 | 689,058 |
| Asia Capitals Quiz | 0 | - | 4.97 | 648,250 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 63,272 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 128,363 |
| Name a Valid European Capital | 0 | - | 4.95 | 142,724 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 65,353 |
| Asia Capital to Country | 0 | - | 4.95 | 120,887 |
| African Capitals by Map | 0 | - | 4.99 | 122,962 |
| Asian Capitals by Map | 0 | - | 4.98 | 54,936 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 49,931 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 249,985 |
| Most Guessed European Capitals | 0 | - | 4.88 | 99,252 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 79,176 |
| Random European Capital to Country | 0 | - | 4.97 | 181,552 |
| Random European Country to Capital | 0 | - | 4.93 | 142,182 |
| Official Cities in the UK | 0 | - | 4.89 | 259,924 |
| South America Capitals Quiz | 0 | - | 5.00 | 455,388 |
| North America Capitals Quiz | 0 | - | 4.99 | 202,373 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 57,457 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 82,940 |
| Asian Capitals - Map Quiz | 0 | - | 4.94 | 56,690 |
| Random European Capitals on a Map | 0 | - | 4.98 | 128,766 |
| Capitals of Canadian Provinces | 0 | - | 4.87 | 83,673 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 122,549 |
| Name a City - European Countries | 0 | - | 4.93 | 59,037 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 123,438 |
| Random Asian Country to Capital | 0 | - | 4.91 | 90,860 |
| Random Asian Capital to Country | 0 | - | 4.97 | 96,008 |
| Random African Capital to Country | 0 | - | 4.97 | 85,705 |
| Random African Country to Capital | 0 | - | 4.94 | 66,517 |
| Countries of Europe by Population | 0 | - | 4.98 | 145,994 |
| UK Cities and Towns by Map | 0 | - | 4.47 | 45,351 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 102,761 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 66,270 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.64 | 43,577 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 39,707 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 49,114 |
| Word Scramble - European Capitals | 0 | - | 4.76 | 91,072 |
| Random African Capitals on a Map | 0 | - | 4.95 | 51,972 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 48,409 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 90,570 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 46,319 |
| World Capitals Quiz | 0 | - | 5.00 | 4,796,874 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 135,037 |
| UK Cities Map Quiz | 0 | - | 4.95 | 450,171 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 219,742 |
| Important Cities in European History | 0 | - | 4.55 | 113,633 |
| Word Scramble - U.K. Cities | 0 | - | 4.56 | 64,168 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 217,713 |
| Boroughs of London | 0 | - | 4.59 | 82,672 |
| London Geography | 0 | - | 4.48 | 58,085 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,487,363 |
| World Capitals Closest to Madrid | 0 | - | 4.49 | 41,968 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 82,506 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.81 | 52,905 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 90,271 |
| Most-Visited U.S. Cities | 0 | - | 4.88 | 83,417 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 70,248 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 195,333 |
| UK Immigration by Country | 0 | - | 4.94 | 133,633 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 101,691 |
| United Kingdom Country Quiz | 0 | - | 4.95 | 129,792 |
| Germany Cities Map Quiz | 0 | - | 4.83 | 112,930 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 109,561 |
| Global Cities on a World Map | 0 | - | 4.94 | 97,231 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 36,953 |
| Northernmost Capital Cities | 0 | - | 4.98 | 102,069 |
| Most Remote Capital Cities | 0 | - | 4.90 | 48,539 |
| Capital Cities: Ports and Saints | 0 | - | 4.95 | 39,759 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 100,218 |
| Same Letter Country and Capital | 0 | - | 4.99 | 138,108 |
| Countries by Capital City | 0 | - | 5.00 | 58,621 |
| Capital Cities Based on First Two Letters | 0 | - | 4.86 | 71,511 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 109,865 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 78,945 |
| Asian Coastal Capitals | 0 | - | 4.55 | 21,305 |
| Moved Capital Cities | 0 | - | 4.95 | 70,498 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,004 |
| Name a Valid Asian Capital | 0 | - | 4.52 | 58,850 |
| Random U.S. State Capitals on a Map | 0 | - | 4.91 | 98,069 |
| Countries that Visit the UK the Most | 0 | - | 4.85 | 69,300 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,124 |
| Biggest Cities in Germany | 0 | - | 4.95 | 279,438 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,613,948 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 98,784 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 67,573 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 64,974 |
| Which City in Europe? | 0 | - | 4.82 | 103,321 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 230,374 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 96,821 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 88,331 |
| Summer Olympic City Bids | 0 | - | 4.92 | 39,468 |
| European Cities by Map #2 | 0 | - | 4.49 | 46,375 |
| European Cities by Map #1 | 0 | - | 4.68 | 54,492 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,197 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,500 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 39,600 |
| Mediterranean Cities by Map | 0 | - | 4.50 | 50,340 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 97,275 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 49,578 |
| Cities by Former Name | 0 | - | 4.85 | 87,729 |
| Capitals in their Native Languages | 0 | - | 4.94 | 130,155 |
| Nearest Capital City #1 | 0 | - | 4.83 | 54,833 |
| World Capitals by Proximity | 0 | - | 4.89 | 313,935 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 51,377 |
| World Capitals by Map | 0 | - | 5.00 | 265,081 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.96 | 54,010 |
| Random Capital to Country | 0 | - | 4.99 | 2,491,123 |
| Random Country to Capital | 0 | - | 4.98 | 862,579 |
| World Capitals By Letter - H | 0 | - | 4.85 | 75,056 |
| World Capitals By Letter - K | 0 | - | 4.83 | 69,636 |
| World Capitals By Letter - M | 0 | - | 4.88 | 90,999 |
| World Capitals By Letter - P | 0 | - | 4.85 | 71,017 |
| World Capitals By Letter - R | 0 | - | 4.88 | 75,800 |
| World Capitals By Letter - S | 0 | - | 4.89 | 78,518 |
| World Capitals By Letter - T | 0 | - | 4.81 | 69,944 |
| World Capitals By Letter - W | 0 | - | 4.88 | 85,822 |
| World Capitals By Letter - A | 0 | - | 4.96 | 110,980 |
| World Capitals By Letter - B | 0 | - | 4.85 | 102,307 |
| World Capitals By Letter - D | 0 | - | 4.91 | 83,344 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 110,643 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,181 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.56 | 35,006 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 67,631 |
| Most Populous World Capitals | 0 | - | 4.93 | 169,054 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.90 | 92,867 |
| Most Guessed Cities by Country #3 | 0 | - | 4.88 | 40,674 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 202,181 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 124,245 |
| German Cities with the Most Tourists | 0 | - | 4.63 | 31,387 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 109,560 |
| Former Capitals Quiz | 0 | - | 4.87 | 69,222 |
| India State Capitals Quiz | 0 | - | 4.33 | 57,665 |
| Capital Cities Chain | 0 | - | 4.88 | 76,934 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 242,282 |
| Coldest World Capitals | 0 | - | 4.96 | 130,884 |
| Capital Cities with Spanish Names | 0 | - | 4.83 | 65,597 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 84,949 |
| Which City in Canada? | 0 | - | 4.81 | 54,884 |
| City of Liverpool Quiz | 0 | - | 4.39 | 12,310 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.94 | 59,889 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 324,970 |
| Biggest City by Body of Water | 0 | - | 4.54 | 39,602 |
| Global Cities Quiz | 0 | - | 4.61 | 160,160 |
| Southernmost Major Cities | 0 | - | 4.42 | 46,172 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.46 | 70,920 |
| Cities with the Most Foreign Embassies | 0 | - | 4.70 | 46,330 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.43 | 35,636 |
| North America Cities by Map | 0 | - | 4.41 | 46,704 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.41 | 22,819 |
| Random European City to Country | 0 | - | 4.74 | 112,397 |
| Random Asian City to Country | 0 | - | 4.55 | 43,750 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.83 | 30,829 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.56 | 33,528 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 45,624 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 35,858 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,217 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 141,350 |
| Geography of Rome | 0 | - | 4.51 | 16,305 |
| Paris City Trivia | 0 | - | 4.31 | 34,877 |
| Venice Trivia | 0 | - | 4.45 | 10,227 |
| Milan Trivia | 0 | - | 4.56 | 14,846 |
| Berlin City Trivia | 0 | - | 4.65 | 12,414 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,353 |
| Rome City Trivia | 0 | - | 4.48 | 20,123 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 172,557 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 169,715 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 98,438 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 104,640 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 92,742 |
| South American Cities on the Map | 0 | - | 4.55 | 34,336 |
| Southeast Asian Cities by Map | 0 | - | 4.61 | 25,968 |
| 1M Cities by Proximity - United States | 0 | - | 4.54 | 145,024 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 38,760 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 44,566 |
| World Capitals Closest to Jerusalem | 0 | - | 4.45 | 43,917 |
| Capital Cities by Body of Water | 0 | - | 4.88 | 55,717 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 117,279 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 92,255 |
| Flags to Capitals #1 | 0 | - | 4.96 | 53,838 |
| Flags to Capitals #2 | 0 | - | 4.95 | 40,708 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.85 | 90,160 |
| Capital Cities with the Least Precipitation | 0 | - | 4.88 | 28,343 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.16 | 125,304 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 57,432 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 25,682 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.48 | 29,760 |
| The Only Country ... | 0 | - | 4.89 | 53,737 |
