| Name a City - European Countries | 0 | - | 4.90 | 65,620 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,392 |
| Europe Capital to Country | 0 | - | 4.99 | 250,885 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,206 |
| European Capitals by Map | 0 | - | 4.99 | 139,973 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,295 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,637 |
| European Coastal Capitals | 0 | - | 4.95 | 90,819 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,559 |
| Official Cities in the UK | 0 | - | 4.89 | 284,512 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,212 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,298 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,411 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,389 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,299 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,730 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,298 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,734 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,764 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,592 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,410 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,474 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,957 |
| Asia Capital to Country | 0 | - | 4.96 | 126,873 |
| African Capitals by Map | 0 | - | 4.99 | 134,169 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,638 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,673 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,863 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,926 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,935 |
| Which City in Europe? | 0 | - | 4.83 | 107,568 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,560 |
| Slavic Countries | 0 | - | 4.96 | 111,881 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,401 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,087 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,571 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,341 |
| Cities in European History #1 | 0 | - | 4.63 | 134,211 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,386 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,797 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,022 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,679 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,589 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,713 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,525 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,035 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,551 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,094 |
| Capitals of the Stans | 0 | - | 4.95 | 26,918 |
| Random European City to Country | 0 | - | 4.69 | 117,893 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,872 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,416 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,203 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,209 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,027 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,247 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,469 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,414 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,577 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,555 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,495 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,565 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,924 |
| Find the City #1 | 0 | - | 4.97 | 42,979 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,551 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,554 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,690 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,505 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,325 |
| Countries by Capital City | 0 | - | 5.00 | 68,645 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,380 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,822 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,148 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,780 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,419 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,392 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,301 |
| Moved Capital Cities | 0 | - | 4.96 | 74,351 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,800 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,639 |
| Random European Capital to Country | 0 | - | 4.98 | 191,442 |
| Random European Country to Capital | 0 | - | 4.93 | 165,394 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,610 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,005 |
| Random African Capital to Country | 0 | - | 4.97 | 100,919 |
| Random African Country to Capital | 0 | - | 4.94 | 71,382 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,543 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,425 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,984 |
| Estonia Country Quiz | 0 | - | 4.60 | 31,136 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,967 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,888 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,297 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,985 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,044 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,938 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,084 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,309 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,186 |
| European Cities by Clue | 0 | - | 4.70 | 89,094 |
| Boroughs of London | 0 | - | 4.63 | 88,103 |
| London Geography | 0 | - | 4.47 | 59,741 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,925 |
| Lithuania Country Quiz | 0 | - | 4.61 | 31,680 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,087 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,882 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,076 |
| North American Sports Cities | 0 | - | 4.83 | 172,652 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,399 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,903 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,861 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,437 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,863 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,153 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,554 |
| Name a Valid World City | 0 | - | 4.83 | 71,472 |
| Cities by Former Name | 0 | - | 4.83 | 91,727 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,486 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,757 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,399 |
| World Capitals by Map | 0 | - | 5.00 | 287,472 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,474 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,732 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,430 |
| Random Country to Capital | 0 | - | 4.98 | 922,823 |
| Capitals Starting With H | 0 | - | 4.91 | 92,727 |
| Capitals Starting With K | 0 | - | 4.88 | 83,772 |
| Capitals Starting With L | 0 | - | 4.81 | 88,254 |
| Capitals Starting With M | 0 | - | 4.93 | 108,074 |
| Capitals Starting With P | 0 | - | 4.88 | 78,350 |
| Capitals Starting With R | 0 | - | 4.87 | 81,982 |
| Capitals Starting With S | 0 | - | 4.90 | 85,956 |
| Capitals Starting With T | 0 | - | 4.84 | 76,311 |
| Capitals Starting With W | 0 | - | 4.86 | 91,399 |
| Capitals Starting With A | 0 | - | 4.97 | 128,299 |
| Capitals Starting With B | 0 | - | 4.89 | 118,719 |
| Capitals Starting With D | 0 | - | 4.93 | 96,633 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,923 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,576 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,682 |
| The Only European Country ... | 0 | - | 4.91 | 217,397 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,583 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,541 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,042 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,544 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,592 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,626 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,196 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,503 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,099 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,945 |
| Former Capitals | 0 | - | 4.88 | 71,520 |
| Capital Cities Chain | 0 | - | 4.83 | 82,956 |
| Coldest World Capitals | 0 | - | 4.95 | 133,656 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,775 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,472 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,118 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,874 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,240 |
| Which City in Canada? | 0 | - | 4.83 | 57,146 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,751 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,381 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,640 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,929 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,438 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,359 |
| Counties of England | 0 | - | 4.97 | 798,893 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,263 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,492 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,952 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,173 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,616 |
| North America Cities by Map | 0 | - | 4.41 | 47,849 |
| Random Asian City to Country | 0 | - | 4.56 | 44,561 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,629 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,422 |
| US States and State Capitals | 0 | - | 4.99 | 163,529 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,804 |
| Which City in Germany? | 0 | - | 4.50 | 136,790 |
| Which City in Italy? | 0 | - | 4.68 | 90,292 |
| Which City in France? | 0 | - | 4.64 | 73,186 |
| Which City in Spain? | 0 | - | 4.50 | 50,000 |
| Geography of Rome | 0 | - | 4.51 | 16,682 |
| Paris City Trivia | 0 | - | 4.31 | 35,570 |
| Venice Trivia | 0 | - | 4.45 | 10,473 |
| Milan Trivia | 0 | - | 4.56 | 15,193 |
| Berlin City Trivia | 0 | - | 4.67 | 13,246 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,826 |
| Rome City Trivia | 0 | - | 4.49 | 20,688 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,075 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,130 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,164 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,249 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,666 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,351 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,579 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,875 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,424 |
| South American Cities on the Map | 0 | - | 4.53 | 35,471 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,745 |
