| Name a City - European Countries | 0 | - | 4.92 | 64,304 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,628 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,703 |
| Europe Capital to Country | 0 | - | 4.99 | 247,381 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,353 |
| European Capitals by Map | 0 | - | 4.99 | 136,066 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,101 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,552 |
| European Coastal Capitals | 0 | - | 4.95 | 89,684 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,163 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,636 |
| Official Cities in the UK | 0 | - | 4.89 | 280,308 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,360 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,662 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,725 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,136 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,129 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,760 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,736 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,190 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,062 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,710 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,177 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,378 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,834 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,284 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,776 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,981 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,162 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,964 |
| Asia Capital to Country | 0 | - | 4.96 | 125,669 |
| African Capitals by Map | 0 | - | 4.99 | 132,090 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,036 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,159 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,508 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,390 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,766 |
| Which City in Europe? | 0 | - | 4.83 | 106,573 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,792 |
| Cities in European History #1 | 0 | - | 4.63 | 133,028 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,182 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,550 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,067 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,143 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,447 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,739 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,983 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,656 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,592 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,047 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,111 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,668 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,395 |
| Monarchies of Europe | 0 | - | 4.90 | 97,249 |
| Capitals of the Stans | 0 | - | 4.95 | 26,381 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,831 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,294 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,814 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,208 |
| Random European City to Country | 0 | - | 4.69 | 116,256 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,177 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,636 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,331 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,415 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,449 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,148 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,466 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,314 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,658 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,596 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,167 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,861 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,601 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,552 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,518 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,296 |
| Countries by Capital City | 0 | - | 5.00 | 66,527 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,262 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,847 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,122 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,362 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,728 |
| Moved Capital Cities | 0 | - | 4.96 | 73,544 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,645 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,382 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,354 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,977 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,865 |
| Random European Capital to Country | 0 | - | 4.98 | 189,108 |
| Random European Country to Capital | 0 | - | 4.92 | 147,369 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,306 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,347 |
| Random African Capital to Country | 0 | - | 4.97 | 99,690 |
| Random African Country to Capital | 0 | - | 4.94 | 70,166 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,014 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,692 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,549 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,904 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,086 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,063 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,053 |
| North American Sports Cities | 0 | - | 4.83 | 170,804 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,899 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,807 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,774 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,599 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,624 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,668 |
| Name a Valid World City | 0 | - | 4.83 | 70,044 |
| Cities by Former Name | 0 | - | 4.84 | 90,902 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,144 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,658 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,211 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,786 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,779 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,840 |
| World Capitals by Map | 0 | - | 5.00 | 282,981 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,618 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,955 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,221 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,587 |
| Random Country to Capital | 0 | - | 4.98 | 910,940 |
| Capitals Starting With H | 0 | - | 4.90 | 90,177 |
| Capitals Starting With K | 0 | - | 4.85 | 75,612 |
| Capitals Starting With L | 0 | - | 4.81 | 86,739 |
| Capitals Starting With M | 0 | - | 4.93 | 105,930 |
| Capitals Starting With P | 0 | - | 4.88 | 77,107 |
| Capitals Starting With R | 0 | - | 4.87 | 80,901 |
| Capitals Starting With S | 0 | - | 4.89 | 84,722 |
| Capitals Starting With T | 0 | - | 4.84 | 75,227 |
| Capitals Starting With W | 0 | - | 4.89 | 90,544 |
| Capitals Starting With A | 0 | - | 4.97 | 126,431 |
| Capitals Starting With B | 0 | - | 4.89 | 117,190 |
| Capitals Starting With D | 0 | - | 4.93 | 95,280 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,463 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,841 |
| European Cities by Clue | 0 | - | 4.70 | 88,780 |
| Boroughs of London | 0 | - | 4.63 | 86,996 |
| London Geography | 0 | - | 4.47 | 59,436 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,823 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,413 |
| The Only European Country ... | 0 | - | 4.91 | 213,609 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,396 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,153 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,273 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,006 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,350 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,253 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,919 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,806 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,582 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,519 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,077 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,138 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,075 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,553 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,012 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,282 |
| North America Cities by Map | 0 | - | 4.41 | 47,600 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,131 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,964 |
| Random Asian City to Country | 0 | - | 4.56 | 44,380 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,574 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,289 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,035 |
| Former Capitals | 0 | - | 4.88 | 71,106 |
| Capital Cities Chain | 0 | - | 4.84 | 81,855 |
| Coldest World Capitals | 0 | - | 4.95 | 133,010 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,725 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,184 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,920 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,751 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,521 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,124 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,044 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,798 |
| Which City in Canada? | 0 | - | 4.82 | 56,630 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,019 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,336 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,154 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,188 |
| Slavic Countries | 0 | - | 4.96 | 110,798 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,850 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,230 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,629 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,231 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,635 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,828 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,427 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,093 |
| Counties of England | 0 | - | 4.97 | 788,649 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,725 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,741 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,932 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,785 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,063 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,269 |
