| Name a City - European Countries | 0 | - | 4.90 | 65,944 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,789 |
| Europe Capital to Country | 0 | - | 4.99 | 251,565 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,650 |
| European Capitals by Map | 0 | - | 4.99 | 141,404 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,634 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,978 |
| European Coastal Capitals | 0 | - | 4.95 | 91,087 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,287 |
| Official Cities in the UK | 0 | - | 4.89 | 285,458 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,398 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,461 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,219 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,576 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,699 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,378 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,256 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,437 |
| Countries That Border Russia | 0 | - | 4.98 | 463,858 |
| Russia Country Quiz | 0 | - | 4.83 | 115,125 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,046 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,084 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,714 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,124 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,327 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,250 |
| Asia Capital to Country | 0 | - | 4.96 | 127,189 |
| African Capitals by Map | 0 | - | 4.99 | 141,417 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,597 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,070 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,751 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,055 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,136 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,275 |
| Which City in Europe? | 0 | - | 4.83 | 107,758 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,369 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,682 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,874 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,687 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,962 |
| Cities in European History #1 | 0 | - | 4.63 | 134,432 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,423 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,851 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,330 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,857 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,458 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,981 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,831 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,245 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,771 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,842 |
| Capitals of the Stans | 0 | - | 4.95 | 27,057 |
| Random European City to Country | 0 | - | 4.69 | 118,257 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,575 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,631 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,128 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,243 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,098 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,598 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,317 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,449 |
| US States and State Capitals | 0 | - | 4.99 | 164,596 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,612 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,503 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,625 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,985 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,555 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,767 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,029 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,903 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,799 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,987 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,920 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,794 |
| Countries by Capital City | 0 | - | 5.00 | 69,078 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,645 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,054 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,084 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,148 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,629 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,443 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,425 |
| Moved Capital Cities | 0 | - | 4.96 | 74,523 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,949 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,742 |
| Random European Capital to Country | 0 | - | 4.98 | 191,833 |
| Random European Country to Capital | 0 | - | 4.93 | 165,664 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,875 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,261 |
| Random African Capital to Country | 0 | - | 4.97 | 101,143 |
| Random African Country to Capital | 0 | - | 4.94 | 71,611 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,435 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,984 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,234 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,880 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,901 |
| Countries that Border Poland | 0 | - | 4.99 | 172,925 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,168 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,888 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,017 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,071 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,728 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,190 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,708 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,110 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,487 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,250 |
| European Cities by Clue | 0 | - | 4.70 | 89,135 |
| Boroughs of London | 0 | - | 4.63 | 88,341 |
| London Geography | 0 | - | 4.47 | 59,811 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,419 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,229 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,987 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,966 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,275 |
| North American Sports Cities | 0 | - | 4.83 | 172,941 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,493 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,934 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,879 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,469 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,889 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,188 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,789 |
| Name a Valid World City | 0 | - | 4.84 | 71,738 |
| Cities by Former Name | 0 | - | 4.83 | 91,897 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,598 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,876 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,622 |
| World Capitals by Map | 0 | - | 5.00 | 288,571 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,673 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,273 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,447 |
| Random Country to Capital | 0 | - | 4.98 | 925,456 |
| Capitals Starting With H | 0 | - | 4.91 | 92,917 |
| Capitals Starting With K | 0 | - | 4.88 | 83,971 |
| Capitals Starting With L | 0 | - | 4.81 | 88,426 |
| Capitals Starting With M | 0 | - | 4.93 | 108,399 |
| Capitals Starting With P | 0 | - | 4.88 | 78,540 |
| Capitals Starting With R | 0 | - | 4.87 | 82,137 |
| Capitals Starting With S | 0 | - | 4.90 | 86,131 |
| Capitals Starting With T | 0 | - | 4.85 | 76,467 |
| Capitals Starting With W | 0 | - | 4.87 | 91,490 |
| Capitals Starting With A | 0 | - | 4.97 | 128,556 |
| Capitals Starting With B | 0 | - | 4.89 | 118,952 |
| Capitals Starting With D | 0 | - | 4.93 | 96,818 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,077 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,231 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,697 |
| The Only European Country ... | 0 | - | 4.91 | 218,297 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,116 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,677 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,651 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,651 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,450 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,698 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,710 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,039 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,488 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,414 |
| Former Capitals | 0 | - | 4.88 | 71,605 |
| Capital Cities Chain | 0 | - | 4.84 | 83,182 |
| Coldest World Capitals | 0 | - | 4.95 | 134,062 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,960 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,666 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,359 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,495 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,591 |
| Which City in Canada? | 0 | - | 4.83 | 57,267 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,473 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,177 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,913 |
| Slavic Countries | 0 | - | 4.96 | 112,164 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,048 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,268 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,817 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,596 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,629 |
| Counties of England | 0 | - | 4.97 | 801,114 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,811 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,295 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,623 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,031 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,209 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,662 |
| North America Cities by Map | 0 | - | 4.41 | 47,899 |
| Random Asian City to Country | 0 | - | 4.56 | 44,585 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,629 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,848 |
| Which City in Germany? | 0 | - | 4.50 | 137,100 |
| Which City in Italy? | 0 | - | 4.68 | 90,440 |
| Which City in France? | 0 | - | 4.67 | 73,297 |
| Which City in Spain? | 0 | - | 4.50 | 50,070 |
| Geography of Rome | 0 | - | 4.51 | 16,696 |
| Paris City Trivia | 0 | - | 4.31 | 35,594 |
| Venice Trivia | 0 | - | 4.45 | 10,481 |
| Milan Trivia | 0 | - | 4.56 | 15,201 |
| Berlin City Trivia | 0 | - | 4.67 | 13,289 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,835 |
| Rome City Trivia | 0 | - | 4.49 | 20,713 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,878 |
