| Name a City - European Countries | 0 | - | 4.89 | 66,372 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,679 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,326 |
| Europe Capital to Country | 0 | - | 4.99 | 252,545 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,261 |
| European Capitals by Map | 0 | - | 4.99 | 142,497 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,108 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,371 |
| European Coastal Capitals | 0 | - | 4.95 | 91,479 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,930 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,188 |
| Official Cities in the UK | 0 | - | 4.89 | 286,828 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,710 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,655 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,811 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,533 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,105 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,766 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,948 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,042 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,927 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,979 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,905 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,969 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,589 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,665 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,182 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,589 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,663 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,261 |
| Asia Capital to Country | 0 | - | 4.96 | 127,682 |
| African Capitals by Map | 0 | - | 4.99 | 142,565 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,107 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,264 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,240 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,237 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,558 |
| Which City in Europe? | 0 | - | 4.83 | 107,992 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,896 |
| Cities in European History #1 | 0 | - | 4.63 | 134,727 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,479 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,917 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,471 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,600 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,596 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,245 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,565 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,619 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,355 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,305 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,481 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,546 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,056 |
| Monarchies of Europe | 0 | - | 4.90 | 99,018 |
| Capitals of the Stans | 0 | - | 4.95 | 27,227 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,101 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,881 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,652 |
| Random European City to Country | 0 | - | 4.69 | 118,534 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,252 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,410 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,778 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,474 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,521 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,949 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,809 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,708 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,495 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,092 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,167 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,544 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,079 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,340 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,426 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,367 |
| Countries by Capital City | 0 | - | 5.00 | 69,608 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,131 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,350 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,389 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,950 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,623 |
| Moved Capital Cities | 0 | - | 4.96 | 74,729 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,860 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,339 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,519 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,579 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,163 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,275 |
| Random European Capital to Country | 0 | - | 4.98 | 192,337 |
| Random European Country to Capital | 0 | - | 4.93 | 166,071 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,086 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,552 |
| Random African Capital to Country | 0 | - | 4.97 | 101,468 |
| Random African Country to Capital | 0 | - | 4.94 | 71,880 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,452 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,498 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,918 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,247 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,403 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,405 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,568 |
| North American Sports Cities | 0 | - | 4.82 | 173,287 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,598 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,059 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,899 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,930 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,085 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,048 |
| Name a Valid World City | 0 | - | 4.85 | 72,126 |
| Cities by Former Name | 0 | - | 4.83 | 92,172 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,199 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,979 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,036 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,202 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,051 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,959 |
| World Capitals by Map | 0 | - | 5.00 | 289,918 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,921 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,984 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,317 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,432 |
| Random Country to Capital | 0 | - | 4.98 | 929,893 |
| Capitals Starting With H | 0 | - | 4.91 | 93,439 |
| Capitals Starting With K | 0 | - | 4.89 | 84,501 |
| Capitals Starting With L | 0 | - | 4.81 | 96,076 |
| Capitals Starting With M | 0 | - | 4.94 | 109,359 |
| Capitals Starting With P | 0 | - | 4.88 | 79,117 |
| Capitals Starting With R | 0 | - | 4.89 | 82,600 |
| Capitals Starting With S | 0 | - | 4.90 | 86,687 |
| Capitals Starting With T | 0 | - | 4.86 | 76,936 |
| Capitals Starting With W | 0 | - | 4.87 | 91,793 |
| Capitals Starting With A | 0 | - | 4.97 | 129,266 |
| Capitals Starting With B | 0 | - | 4.89 | 119,636 |
| Capitals Starting With D | 0 | - | 4.94 | 97,308 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,829 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,375 |
| European Cities by Clue | 0 | - | 4.70 | 89,211 |
| Boroughs of London | 0 | - | 4.63 | 88,675 |
| London Geography | 0 | - | 4.47 | 59,911 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,170 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,449 |
| The Only European Country ... | 0 | - | 4.91 | 219,518 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,797 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,547 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,763 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,965 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,511 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,240 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,466 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,346 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,835 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,981 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,640 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,254 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,031 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,340 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,782 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,148 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 87,607 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,239 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,720 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,829 |
| North America Cities by Map | 0 | - | 4.41 | 47,973 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,053 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,759 |
| Random Asian City to Country | 0 | - | 4.56 | 44,639 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,811 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,691 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,969 |
| Former Capitals | 0 | - | 4.88 | 71,723 |
| Capital Cities Chain | 0 | - | 4.84 | 83,513 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,723 |
| Coldest World Capitals | 0 | - | 4.95 | 134,276 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,246 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,966 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,708 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,391 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,686 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,976 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,337 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,953 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,318 |
| Which City in Canada? | 0 | - | 4.83 | 57,402 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,019 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,915 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,205 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,345 |
| Slavic Countries | 0 | - | 4.96 | 112,488 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,332 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,713 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,756 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,509 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,923 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,161 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,896 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,904 |
| Counties of England | 0 | - | 4.97 | 804,089 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,232 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,426 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,265 |
