| Europe Capital to Country | 0 | - | 4.99 | 249,882 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,759 |
| European Capitals by Map | 0 | - | 4.99 | 138,934 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,000 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,344 |
| European Coastal Capitals | 0 | - | 4.95 | 90,519 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,814 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,971 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,162 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,141 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,242 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,934 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,119 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,263 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,119 |
| Asia Capital to Country | 0 | - | 4.96 | 126,581 |
| African Capitals by Map | 0 | - | 4.99 | 133,630 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,250 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,552 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,623 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,486 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,799 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,620 |
| Random European Capital to Country | 0 | - | 4.98 | 190,778 |
| Random European Country to Capital | 0 | - | 4.93 | 164,987 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,138 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,012 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,981 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,609 |
| Official Cities in the UK | 0 | - | 4.89 | 283,438 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,464 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,399 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,781 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,262 |
| Capitals of the Stans | 0 | - | 4.95 | 26,814 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,082 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,397 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,033 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,192 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,364 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,374 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,694 |
| Random African Capital to Country | 0 | - | 4.97 | 100,656 |
| Random African Country to Capital | 0 | - | 4.94 | 71,171 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,835 |
| Name a City - European Countries | 0 | - | 4.90 | 65,311 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,329 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,131 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,712 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,955 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,096 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,112 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,544 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,574 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,991 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,950 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,997 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,766 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,728 |
| Cities in European History #1 | 0 | - | 4.63 | 133,920 |
| World Capitals Quiz | 0 | - | 5.00 | 5,069,132 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,474 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,951 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,388 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,696 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,708 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,438 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,976 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,910 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,893 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,492 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,417 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,288 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,863 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,612 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,001 |
| Melbourne Suburbs | 0 | - | 4.85 | 53,039 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,627 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,263 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,010 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,388 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,925 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,751 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,135 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,330 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,409 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,127 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,867 |
| Countries by Capital City | 0 | - | 5.00 | 68,129 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,097 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,578 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,049 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,094 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,166 |
| Moved Capital Cities | 0 | - | 4.96 | 74,137 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,972 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,514 |
| Which City in Europe? | 0 | - | 4.83 | 107,335 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,940 |
| Biggest Cities in Spain | 0 | - | 4.63 | 171,036 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,844 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,177 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,548 |
| British Places A-Z | 0 | - | 4.29 | 79,851 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,939 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,836 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,898 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,908 |
| Random Country to Capital | 0 | - | 4.98 | 919,675 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,934 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,024 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,760 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,670 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,811 |
| Boroughs of London | 0 | - | 4.63 | 87,808 |
| London Geography | 0 | - | 4.47 | 59,653 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,288 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,420 |
| North American Sports Cities | 0 | - | 4.83 | 172,280 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,292 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,335 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,733 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,879 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,115 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,328 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,754 |
| Name a Valid World City | 0 | - | 4.83 | 71,103 |
| Cities by Former Name | 0 | - | 4.83 | 91,516 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,650 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,366 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,625 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,385 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,084 |
| World Capitals by Map | 0 | - | 5.00 | 286,073 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,244 |
| Capitals Starting With H | 0 | - | 4.91 | 92,467 |
| Capitals Starting With K | 0 | - | 4.88 | 83,267 |
| Capitals Starting With L | 0 | - | 4.81 | 87,990 |
| Capitals Starting With M | 0 | - | 4.93 | 107,663 |
| Capitals Starting With P | 0 | - | 4.88 | 78,120 |
| Capitals Starting With R | 0 | - | 4.87 | 81,753 |
| Capitals Starting With S | 0 | - | 4.90 | 85,696 |
| Capitals Starting With T | 0 | - | 4.85 | 76,101 |
| Capitals Starting With W | 0 | - | 4.87 | 91,244 |
| Capitals Starting With A | 0 | - | 4.97 | 127,785 |
| Capitals Starting With B | 0 | - | 4.89 | 118,369 |
| Capitals Starting With D | 0 | - | 4.93 | 96,343 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,062 |
| Which City in Canada? | 0 | - | 4.83 | 57,036 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,826 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,842 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,249 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,573 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,540 |
| North America Cities by Map | 0 | - | 4.41 | 47,789 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,902 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,868 |
| Random European City to Country | 0 | - | 4.69 | 117,597 |
| Random Asian City to Country | 0 | - | 4.56 | 44,484 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,817 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,755 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,101 |
| Former Capitals | 0 | - | 4.88 | 71,423 |
| Capital Cities Chain | 0 | - | 4.83 | 82,661 |
| Coldest World Capitals | 0 | - | 4.95 | 133,526 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,487 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,816 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,727 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,216 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,914 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,523 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,963 |
| US States and State Capitals | 0 | - | 4.99 | 161,896 |
| Which City in Germany? | 0 | - | 4.50 | 136,424 |
| Which City in Italy? | 0 | - | 4.68 | 90,100 |
| Which City in France? | 0 | - | 4.64 | 73,035 |
| Which City in Spain? | 0 | - | 4.50 | 49,913 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,019 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,302 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,727 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,199 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,766 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,393 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,159 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,180 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 101,254 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 34,758 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,235 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,358 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,845 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,134 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,304 |
| South American Cities on the Map | 0 | - | 4.53 | 35,407 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,694 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,522 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,904 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,712 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,800 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,065 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,968 |
