| Name a Valid European Capital | 0 | - | 4.95 | 152,233 |
| Name a City - European Countries | 0 | - | 4.90 | 65,293 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,587 |
| Which City in Europe? | 0 | - | 4.83 | 107,307 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,968 |
| Europe Capital to Country | 0 | - | 4.99 | 249,824 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,735 |
| European Capitals by Map | 0 | - | 4.99 | 138,879 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,980 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,327 |
| European Coastal Capitals | 0 | - | 4.95 | 90,481 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,752 |
| Official Cities in the UK | 0 | - | 4.89 | 283,377 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,960 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,134 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,232 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,175 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,779 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,059 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,322 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,111 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,479 |
| Which City in California? | 0 | - | 4.56 | 32,010 |
| Random European City to Country | 0 | - | 4.69 | 117,564 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,729 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,927 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,116 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,708 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,952 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,479 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,934 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,536 |
| Asia Capital to Country | 0 | - | 4.96 | 126,563 |
| African Capitals by Map | 0 | - | 4.99 | 133,573 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,920 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,208 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,541 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,555 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,787 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,933 |
| European Cities by Clue | 0 | - | 4.70 | 89,035 |
| Which City in Canada? | 0 | - | 4.82 | 57,020 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,299 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,673 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,803 |
| Cities in European History #1 | 0 | - | 4.62 | 133,898 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,332 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,729 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,749 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,410 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,376 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,135 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,778 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,240 |
| Which City in Texas? | 0 | - | 4.45 | 25,074 |
| Which City in Florida? | 0 | - | 4.61 | 10,983 |
| Random Asian City to Country | 0 | - | 4.56 | 44,480 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,653 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,526 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,677 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,425 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,014 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,005 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,895 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,984 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,744 |
| Which City in Germany? | 0 | - | 4.50 | 136,403 |
| Which City in Italy? | 0 | - | 4.68 | 90,085 |
| Which City in France? | 0 | - | 4.64 | 73,023 |
| Which City in Spain? | 0 | - | 4.50 | 49,909 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,510 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,533 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,916 |
| Capitals of the Stans | 0 | - | 4.95 | 26,804 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,488 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,010 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,883 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,737 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,413 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,274 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,792 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,483 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,341 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,977 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,327 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,613 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,602 |
| Random European Capital to Country | 0 | - | 4.98 | 190,762 |
| Random European Country to Capital | 0 | - | 4.93 | 164,936 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,361 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,681 |
| Random African Capital to Country | 0 | - | 4.97 | 100,643 |
| Random African Country to Capital | 0 | - | 4.94 | 71,160 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,084 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,102 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,982 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,932 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,599 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,863 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,268 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,406 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,237 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,131 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,988 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,836 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,384 |
| Random U.S. City to State | 0 | - | 4.45 | 76,205 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,241 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,100 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,307 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,380 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,099 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,816 |
| Countries by Capital City | 0 | - | 5.00 | 68,088 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,077 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,562 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,975 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,065 |
| Moved Capital Cities | 0 | - | 4.96 | 74,121 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,408 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,492 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,966 |
| Which City in Africa? | 0 | - | 4.77 | 57,789 |
| Which City in Asia? | 0 | - | 4.52 | 51,347 |
| Boroughs of London | 0 | - | 4.63 | 87,799 |
| London Geography | 0 | - | 4.47 | 59,649 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,746 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,107 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,822 |
| North American Sports Cities | 0 | - | 4.83 | 172,249 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,287 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,875 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,709 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,113 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,316 |
| Name a Valid World City | 0 | - | 4.83 | 71,076 |
| Cities by Former Name | 0 | - | 4.83 | 91,502 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,357 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,615 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,048 |
| World Capitals by Map | 0 | - | 5.00 | 285,985 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,229 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,537 |
| Random Country to Capital | 0 | - | 4.98 | 919,455 |
| Capitals Starting With H | 0 | - | 4.91 | 92,434 |
| Capitals Starting With K | 0 | - | 4.88 | 83,157 |
| Capitals Starting With L | 0 | - | 4.81 | 87,955 |
| Capitals Starting With M | 0 | - | 4.93 | 107,609 |
| Capitals Starting With P | 0 | - | 4.88 | 78,082 |
| Capitals Starting With R | 0 | - | 4.87 | 81,712 |
| Capitals Starting With S | 0 | - | 4.90 | 85,654 |
| Capitals Starting With T | 0 | - | 4.85 | 76,067 |
| Capitals Starting With W | 0 | - | 4.87 | 91,221 |
| Capitals Starting With A | 0 | - | 4.97 | 127,744 |
| Capitals Starting With B | 0 | - | 4.89 | 118,341 |
| Capitals Starting With D | 0 | - | 4.93 | 96,311 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,517 |
| US States and State Capitals | 0 | - | 4.99 | 161,787 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,100 |
| Which City in Latin America? | 0 | - | 4.63 | 47,006 |
| Which City in Australia? | 0 | - | 4.67 | 34,402 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,785 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,056 |
| The Only European Country ... | 0 | - | 4.91 | 216,318 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,959 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,225 |
| Counties of England | 0 | - | 4.97 | 795,814 |
| U.S. States with Shortest Maximum Distances to the Ocean | 0 | - | 4.66 | 21,009 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,691 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,170 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,734 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,383 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,833 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,299 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,570 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,533 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,450 |
| South American Cities on the Map | 0 | - | 4.53 | 35,402 |
| North America Cities by Map | 0 | - | 4.41 | 47,785 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,491 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,877 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,827 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,896 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,792 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,700 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,738 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,414 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,056 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,513 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,955 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,081 |
| Former Capitals | 0 | - | 4.88 | 71,414 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,492 |
| Capital Cities Chain | 0 | - | 4.83 | 82,630 |
| Coldest World Capitals | 0 | - | 4.95 | 133,516 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,635 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,286 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,118 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,470 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,366 |
