| Name a City - European Countries | 0 | - | 4.89 | 66,225 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,129 |
| Europe Capital to Country | 0 | - | 4.99 | 252,218 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,052 |
| European Capitals by Map | 0 | - | 4.99 | 142,220 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,935 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,228 |
| European Coastal Capitals | 0 | - | 4.95 | 91,352 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,829 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,864 |
| Official Cities in the UK | 0 | - | 4.89 | 286,422 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,381 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,521 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,618 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,605 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,737 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,983 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,384 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,678 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,158 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,133 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,868 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,247 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,539 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,057 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,465 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,622 |
| Asia Capital to Country | 0 | - | 4.96 | 127,596 |
| African Capitals by Map | 0 | - | 4.99 | 142,306 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,968 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,214 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,827 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,495 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,189 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,436 |
| Which City in Europe? | 0 | - | 4.83 | 107,912 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,304 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,131 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,648 |
| Cities in European History #1 | 0 | - | 4.63 | 134,646 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,462 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,897 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,516 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,140 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,300 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,270 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,171 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,419 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,485 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,987 |
| Monarchies of Europe | 0 | - | 4.90 | 98,910 |
| Capitals of the Stans | 0 | - | 4.95 | 27,167 |
| Random European City to Country | 0 | - | 4.69 | 118,483 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,297 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,803 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,426 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,081 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,131 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,710 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,299 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,421 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,785 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,949 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,844 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,690 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,364 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,997 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,124 |
| Find the City #1 | 0 | - | 4.97 | 43,368 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,410 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,002 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,246 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,279 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,206 |
| Countries by Capital City | 0 | - | 5.00 | 69,460 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,898 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,263 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,023 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,468 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,848 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,565 |
| Moved Capital Cities | 0 | - | 4.96 | 74,675 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,102 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,092 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,824 |
| Random European Capital to Country | 0 | - | 4.98 | 192,195 |
| Random European Country to Capital | 0 | - | 4.93 | 165,958 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,008 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,475 |
| Random African Capital to Country | 0 | - | 4.97 | 101,380 |
| Random African Country to Capital | 0 | - | 4.95 | 71,776 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,381 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,124 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,282 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,332 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,042 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,274 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,025 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,133 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,173 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,037 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,279 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,389 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,746 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,345 |
| European Cities by Clue | 0 | - | 4.70 | 89,181 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,901 |
| Boroughs of London | 0 | - | 4.63 | 88,598 |
| London Geography | 0 | - | 4.47 | 59,876 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,489 |
| North American Sports Cities | 0 | - | 4.82 | 173,189 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,575 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,958 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,890 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,495 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,923 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,222 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,974 |
| Name a Valid World City | 0 | - | 4.85 | 72,029 |
| Cities by Former Name | 0 | - | 4.83 | 92,089 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,934 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,997 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,875 |
| World Capitals by Map | 0 | - | 5.00 | 289,570 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,847 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,278 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,464 |
| Random Country to Capital | 0 | - | 4.98 | 928,732 |
| Capitals Starting With H | 0 | - | 4.91 | 93,364 |
| Capitals Starting With K | 0 | - | 4.88 | 84,436 |
| Capitals Starting With M | 0 | - | 4.94 | 109,232 |
| Capitals Starting With P | 0 | - | 4.88 | 79,037 |
| Capitals Starting With R | 0 | - | 4.88 | 82,535 |
| Capitals Starting With S | 0 | - | 4.90 | 86,606 |
| Capitals Starting With T | 0 | - | 4.86 | 76,869 |
| Capitals Starting With W | 0 | - | 4.87 | 91,754 |
| Capitals Starting With A | 0 | - | 4.97 | 129,154 |
| Capitals Starting With B | 0 | - | 4.89 | 119,550 |
| Capitals Starting With D | 0 | - | 4.94 | 97,242 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,123 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,911 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,234 |
| The Only European Country ... | 0 | - | 4.91 | 219,177 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,602 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,322 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,792 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,740 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,928 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,452 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,797 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,958 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,557 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,713 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,607 |
| Former Capitals | 0 | - | 4.88 | 71,687 |
| Capital Cities Chain | 0 | - | 4.84 | 83,414 |
| Coldest World Capitals | 0 | - | 4.95 | 134,183 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,184 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,872 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,609 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,147 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,883 |
| Which City in Canada? | 0 | - | 4.83 | 57,370 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,079 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,755 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,933 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,233 |
| Slavic Countries | 0 | - | 4.96 | 112,412 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,189 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,528 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,612 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,123 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,844 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,046 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,807 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,817 |
| Counties of England | 0 | - | 4.97 | 803,252 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,753 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,116 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,708 |
| North America Cities by Map | 0 | - | 4.41 | 47,952 |
| Random Asian City to Country | 0 | - | 4.56 | 44,623 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,789 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,867 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,508 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,877 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,432 |
| US States and State Capitals | 0 | - | 4.99 | 165,510 |
| Which City in Germany? | 0 | - | 4.50 | 137,403 |
| Which City in Italy? | 0 | - | 4.68 | 90,575 |
| Which City in France? | 0 | - | 4.67 | 73,392 |
| Which City in Spain? | 0 | - | 4.50 | 50,115 |
| Geography of Rome | 0 | - | 4.51 | 16,717 |
| Paris City Trivia | 0 | - | 4.31 | 35,626 |
| Venice Trivia | 0 | - | 4.45 | 10,497 |
| Milan Trivia | 0 | - | 4.56 | 15,211 |
| Berlin City Trivia | 0 | - | 4.67 | 13,318 |
