| Asia Capitals Quiz | 0 | - | 4.98 | 692,015 |
| Asia Capital to Country | 0 | - | 4.96 | 126,567 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,220 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,546 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,954 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,779 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,239 |
| Capitals of the Stans | 0 | - | 4.95 | 26,807 |
| Which City in California? | 0 | - | 4.56 | 32,014 |
| Random Asian City to Country | 0 | - | 4.56 | 44,481 |
| Name a City - European Countries | 0 | - | 4.90 | 65,301 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,823 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,980 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,710 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,600 |
| Which City in Europe? | 0 | - | 4.83 | 107,318 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,785 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,555 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,981 |
| Europe Capital to Country | 0 | - | 4.99 | 249,845 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,747 |
| European Capitals by Map | 0 | - | 4.99 | 138,896 |
| African Capitals by Map | 0 | - | 4.99 | 133,610 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,988 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,331 |
| European Coastal Capitals | 0 | - | 4.95 | 90,499 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,598 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,784 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,789 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,603 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,706 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,745 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,387 |
| Official Cities in the UK | 0 | - | 4.89 | 283,390 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,805 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,974 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,439 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,386 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,965 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,143 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,138 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,246 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,236 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,941 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,182 |
| Which City in Asia? | 0 | - | 4.52 | 51,350 |
| Which City in Canada? | 0 | - | 4.82 | 57,024 |
| Which City in Texas? | 0 | - | 4.45 | 25,074 |
| Which City in Florida? | 0 | - | 4.61 | 10,983 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,189 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,876 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,071 |
| Random European City to Country | 0 | - | 4.69 | 117,583 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,349 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,670 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,689 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,434 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,460 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,019 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,113 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,989 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,101 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,905 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,167 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,635 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,358 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,483 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,120 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,616 |
| Random European Capital to Country | 0 | - | 4.98 | 190,771 |
| Random European Country to Capital | 0 | - | 4.93 | 164,953 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,365 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,683 |
| Random African Capital to Country | 0 | - | 4.97 | 100,647 |
| Random African Country to Capital | 0 | - | 4.94 | 71,165 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,984 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,776 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,921 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,123 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,934 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,692 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,895 |
| Random U.S. City to State | 0 | - | 4.45 | 76,208 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,742 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,513 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,245 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,009 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,166 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,897 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,967 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,088 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,982 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,106 |
| European Cities by Clue | 0 | - | 4.70 | 89,037 |
| Countries that Beat China | 0 | - | 4.86 | 115,662 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,812 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,671 |
| Asia Map Quiz | 0 | - | 4.99 | 915,782 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,130 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,826 |
| North American Sports Cities | 0 | - | 4.83 | 172,264 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,290 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,996 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,317 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,192 |
| Name a Valid World City | 0 | - | 4.83 | 71,086 |
| Cities by Former Name | 0 | - | 4.83 | 91,509 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,638 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,359 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,113 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,315 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,622 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,393 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,109 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,839 |
| Countries by Capital City | 0 | - | 5.00 | 68,104 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,086 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,569 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,075 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,062 |
| Moved Capital Cities | 0 | - | 4.96 | 74,125 |
| World Capitals by Map | 0 | - | 5.00 | 286,019 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,233 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,686 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,898 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,499 |
| Random Country to Capital | 0 | - | 4.98 | 919,505 |
| Capitals Starting With H | 0 | - | 4.91 | 92,452 |
| Capitals Starting With K | 0 | - | 4.88 | 83,199 |
| Capitals Starting With L | 0 | - | 4.81 | 87,970 |
| Capitals Starting With M | 0 | - | 4.93 | 107,633 |
| Capitals Starting With P | 0 | - | 4.88 | 78,101 |
| Capitals Starting With R | 0 | - | 4.87 | 81,736 |
| Capitals Starting With S | 0 | - | 4.90 | 85,675 |
| Capitals Starting With T | 0 | - | 4.85 | 76,083 |
| Capitals Starting With W | 0 | - | 4.87 | 91,232 |
| Capitals Starting With A | 0 | - | 4.97 | 127,761 |
| Capitals Starting With B | 0 | - | 4.89 | 118,353 |
| Capitals Starting With D | 0 | - | 4.93 | 96,323 |
| US States and State Capitals | 0 | - | 4.99 | 161,817 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,279 |
| Which City in Africa? | 0 | - | 4.77 | 57,792 |
| Which City in Latin America? | 0 | - | 4.63 | 47,008 |
| Which City in Australia? | 0 | - | 4.67 | 34,402 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,957 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,068 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,849 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,693 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,516 |
| Cities in European History #1 | 0 | - | 4.62 | 133,909 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,570 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,536 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,334 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,733 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,455 |
| North America Cities by Map | 0 | - | 4.41 | 47,786 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,113 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,887 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,846 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,806 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,752 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,744 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,528 |
| Former Capitals | 0 | - | 4.88 | 71,417 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,946 |
| Capital Cities Chain | 0 | - | 4.83 | 82,643 |
| Coldest World Capitals | 0 | - | 4.95 | 133,520 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,478 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,798 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,908 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,518 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,744 |
| Which City in Germany? | 0 | - | 4.50 | 136,412 |
| Which City in Italy? | 0 | - | 4.68 | 90,092 |
| Which City in France? | 0 | - | 4.64 | 73,025 |
| Which City in Spain? | 0 | - | 4.50 | 49,910 |
| Hong Kong Facts | 0 | - | 4.49 | 29,261 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,382 |
| Countries of the Middle East | 0 | - | 4.96 | 200,979 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,774 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,409 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,645 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,075 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,919 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,159 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,547 |
| U.S. States with Shortest Maximum Distances to the Ocean | 0 | - | 4.66 | 21,012 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,697 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,181 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,844 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,862 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,484 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,572 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,301 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,492 |
| South American Cities on the Map | 0 | - | 4.53 | 35,404 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,500 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,283 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,898 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,414 |
