| Name a City - European Countries | 0 | - | 4.91 | 64,827 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,910 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,443 |
| Europe Capital to Country | 0 | - | 4.99 | 248,887 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,139 |
| European Capitals by Map | 0 | - | 4.99 | 137,716 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,594 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,966 |
| European Coastal Capitals | 0 | - | 4.95 | 90,104 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,350 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,776 |
| Official Cities in the UK | 0 | - | 4.89 | 282,132 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,690 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,920 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,990 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,236 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,638 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,132 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,630 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,633 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,487 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,586 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,000 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,799 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,281 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,088 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,438 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,403 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,295 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,356 |
| Asia Capital to Country | 0 | - | 4.96 | 126,163 |
| African Capitals by Map | 0 | - | 4.99 | 132,826 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,722 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,352 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,224 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,583 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,214 |
| Which City in Europe? | 0 | - | 4.83 | 106,997 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,739 |
| Cities in European History #1 | 0 | - | 4.63 | 133,541 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,263 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,642 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,339 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,456 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,669 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,096 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,178 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,196 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,973 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,584 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,514 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,893 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,815 |
| Monarchies of Europe | 0 | - | 4.90 | 97,695 |
| Capitals of the Stans | 0 | - | 4.95 | 26,601 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,757 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,902 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,774 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,352 |
| Random European City to Country | 0 | - | 4.69 | 116,957 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,013 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,237 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,725 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,105 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,940 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,067 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,683 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,419 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,458 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,962 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,596 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,585 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,048 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,048 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,308 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,162 |
| Countries by Capital City | 0 | - | 5.00 | 67,466 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,738 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,241 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,704 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,698 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,943 |
| Moved Capital Cities | 0 | - | 4.96 | 73,880 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,129 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,934 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,425 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,896 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,295 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,464 |
| Random European Capital to Country | 0 | - | 4.98 | 189,759 |
| Random European Country to Capital | 0 | - | 4.92 | 147,865 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,664 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,774 |
| Random African Capital to Country | 0 | - | 4.97 | 100,029 |
| Random African Country to Capital | 0 | - | 4.94 | 70,553 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,125 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,308 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,661 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,474 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,784 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,410 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,423 |
| North American Sports Cities | 0 | - | 4.83 | 171,375 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,034 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,883 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,816 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,660 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,076 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,034 |
| Name a Valid World City | 0 | - | 4.83 | 70,595 |
| Cities by Former Name | 0 | - | 4.84 | 91,257 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,441 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,211 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,445 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,909 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,849 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,498 |
| World Capitals by Map | 0 | - | 5.00 | 284,791 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,971 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,175 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,497 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,801 |
| Random Country to Capital | 0 | - | 4.98 | 914,936 |
| Capitals Starting With H | 0 | - | 4.90 | 91,715 |
| Capitals Starting With K | 0 | - | 4.85 | 75,929 |
| Capitals Starting With L | 0 | - | 4.81 | 87,141 |
| Capitals Starting With M | 0 | - | 4.93 | 106,573 |
| Capitals Starting With P | 0 | - | 4.88 | 77,437 |
| Capitals Starting With R | 0 | - | 4.87 | 81,224 |
| Capitals Starting With S | 0 | - | 4.89 | 85,062 |
| Capitals Starting With T | 0 | - | 4.84 | 75,550 |
| Capitals Starting With W | 0 | - | 4.87 | 90,846 |
| Capitals Starting With A | 0 | - | 4.97 | 126,924 |
| Capitals Starting With B | 0 | - | 4.89 | 117,610 |
| Capitals Starting With D | 0 | - | 4.93 | 95,690 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,825 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,990 |
| European Cities by Clue | 0 | - | 4.70 | 88,950 |
| Boroughs of London | 0 | - | 4.63 | 87,383 |
| London Geography | 0 | - | 4.47 | 59,570 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,923 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,306 |
| The Only European Country ... | 0 | - | 4.91 | 215,123 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,309 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,214 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,838 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,331 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,068 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,387 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,075 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,157 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,218 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,081 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,691 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,530 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,192 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,105 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,721 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,083 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,515 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,431 |
| North America Cities by Map | 0 | - | 4.41 | 47,703 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,540 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,898 |
| Random Asian City to Country | 0 | - | 4.56 | 44,433 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,099 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,538 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,689 |
| Former Capitals | 0 | - | 4.88 | 71,280 |
| Capital Cities Chain | 0 | - | 4.84 | 82,250 |
| Coldest World Capitals | 0 | - | 4.95 | 133,214 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,128 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,571 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,379 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,859 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,562 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,607 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,123 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,840 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,222 |
| Which City in Canada? | 0 | - | 4.82 | 56,855 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,439 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,284 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,414 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,733 |
| Slavic Countries | 0 | - | 4.96 | 111,248 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,501 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,330 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,149 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,697 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,943 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,344 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,758 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,522 |
| Counties of England | 0 | - | 4.97 | 792,534 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,848 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,610 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,463 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,353 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,018 |
