| Which City In the United Kingdom? | 0 | - | 4.97 | 93,317 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,559 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,903 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,055 |
| Name a City - European Countries | 0 | - | 4.92 | 64,345 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,950 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,573 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,510 |
| Random Country to Capital | 0 | - | 4.98 | 911,324 |
| Which City in Europe? | 0 | - | 4.83 | 106,595 |
| Which City in Australia? | 0 | - | 4.67 | 34,216 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,317 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,754 |
| Europe Capital to Country | 0 | - | 4.99 | 247,466 |
| Asia Capital to Country | 0 | - | 4.96 | 125,710 |
| Capital Cities Chain | 0 | - | 4.84 | 81,889 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,399 |
| European Capitals by Map | 0 | - | 4.99 | 136,157 |
| African Capitals by Map | 0 | - | 4.99 | 132,113 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,080 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,146 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,578 |
| European Coastal Capitals | 0 | - | 4.95 | 89,714 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,170 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,647 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,688 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,957 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,168 |
| Which City in Germany? | 0 | - | 4.50 | 134,956 |
| Which City in Italy? | 0 | - | 4.55 | 78,139 |
| Which City in France? | 0 | - | 4.64 | 72,390 |
| Which City in Spain? | 0 | - | 4.50 | 49,428 |
| Official Cities in the UK | 0 | - | 4.89 | 280,416 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,080 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,458 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,089 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,763 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,631 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,380 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,080 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,140 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,680 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,414 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,744 |
| Which City in Canada? | 0 | - | 4.83 | 56,645 |
| Which City in California? | 0 | - | 4.56 | 31,876 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,158 |
| Random European City to Country | 0 | - | 4.69 | 116,287 |
| Random Asian City to Country | 0 | - | 4.56 | 44,386 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,839 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,297 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,712 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,764 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,613 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,376 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,471 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,134 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,785 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,494 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,629 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,647 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,785 |
| Capitals of the Stans | 0 | - | 4.95 | 26,396 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,200 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,371 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,411 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,179 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,995 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,887 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,918 |
| Random European Capital to Country | 0 | - | 4.98 | 189,149 |
| Random European Country to Capital | 0 | - | 4.92 | 147,396 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,341 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,371 |
| Random African Capital to Country | 0 | - | 4.97 | 99,711 |
| Random African Country to Capital | 0 | - | 4.94 | 70,197 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,740 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,780 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,824 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,138 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,401 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,872 |
| Random U.S. City to State | 0 | - | 4.45 | 75,298 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,048 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,005 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,253 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,790 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,246 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,606 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,797 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,511 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,311 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,873 |
| European Cities by Clue | 0 | - | 4.70 | 88,793 |
| Which City in Texas? | 0 | - | 4.45 | 24,969 |
| Which City in Florida? | 0 | - | 4.61 | 10,922 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,084 |
| North American Sports Cities | 0 | - | 4.83 | 170,858 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,906 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,703 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,697 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,375 |
| Name a Valid World City | 0 | - | 4.83 | 70,089 |
| Cities by Former Name | 0 | - | 4.84 | 90,938 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,894 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,620 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,223 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,574 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,563 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,362 |
| Countries by Capital City | 0 | - | 5.00 | 66,574 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,292 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,872 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,393 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,882 |
| Moved Capital Cities | 0 | - | 4.96 | 73,560 |
| World Capitals by Map | 0 | - | 5.00 | 283,091 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,640 |
| Capitals Starting With H | 0 | - | 4.90 | 90,668 |
| Capitals Starting With K | 0 | - | 4.85 | 75,653 |
| Capitals Starting With L | 0 | - | 4.81 | 86,797 |
| Capitals Starting With M | 0 | - | 4.93 | 106,005 |
| Capitals Starting With P | 0 | - | 4.88 | 77,155 |
| Capitals Starting With R | 0 | - | 4.87 | 80,944 |
| Capitals Starting With S | 0 | - | 4.89 | 84,776 |
| Capitals Starting With T | 0 | - | 4.84 | 75,264 |
| Capitals Starting With W | 0 | - | 4.89 | 90,585 |
| Capitals Starting With A | 0 | - | 4.97 | 126,500 |
| Capitals Starting With B | 0 | - | 4.89 | 117,247 |
| Capitals Starting With D | 0 | - | 4.93 | 95,345 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,168 |
| US States and State Capitals | 0 | - | 4.99 | 158,381 |
| Which City in Africa? | 0 | - | 4.78 | 57,560 |
| Which City in Asia? | 0 | - | 4.51 | 51,097 |
| Which City in Latin America? | 0 | - | 4.63 | 46,835 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,943 |
| Cities in European History #1 | 0 | - | 4.63 | 133,069 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,455 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,298 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,186 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,555 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,132 |
| North America Cities by Map | 0 | - | 4.41 | 47,606 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,800 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,158 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,054 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,639 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,163 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,309 |
| Former Capitals | 0 | - | 4.88 | 71,129 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,589 |
| Coldest World Capitals | 0 | - | 4.95 | 133,029 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,333 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,766 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,253 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,831 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,151 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,711 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,427 |
| Countries by Emojis | 0 | - | 4.99 | 236,054 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,081 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,355 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,593 |
| U.S. States with Shortest Maximum Distances to the Ocean | 0 | - | 4.66 | 20,619 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,677 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,013 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,367 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,428 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,093 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,678 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,066 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,523 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,927 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,799 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,958 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,810 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,117 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,520 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,102 |
| World City Nicknames Quiz | 0 | - | 4.19 | 35,455 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,809 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,705 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,319 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,579 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,671 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,652 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,584 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,172 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,612 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,232 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,204 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,595 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,790 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,116 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,176 |
