| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,617 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,722 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,195 |
| Asia Capital to Country | 0 | - | 4.96 | 125,908 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,426 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,255 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,703 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,301 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,932 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,081 |
| Which City in Australia? | 0 | - | 4.67 | 34,287 |
| Capitals of the Stans | 0 | - | 4.95 | 26,500 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,225 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,771 |
| Which City in Germany? | 0 | - | 4.50 | 135,546 |
| Which City in Italy? | 0 | - | 4.64 | 88,827 |
| Which City in France? | 0 | - | 4.64 | 72,739 |
| Which City in Spain? | 0 | - | 4.50 | 49,718 |
| Random Asian City to Country | 0 | - | 4.56 | 44,413 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,665 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,266 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,203 |
| Name a City - European Countries | 0 | - | 4.92 | 64,621 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,843 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,355 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,012 |
| Which City in Europe? | 0 | - | 4.83 | 106,866 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,904 |
| Which City in California? | 0 | - | 4.56 | 31,930 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,524 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,103 |
| Europe Capital to Country | 0 | - | 4.99 | 248,305 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,754 |
| European Capitals by Map | 0 | - | 4.99 | 136,912 |
| African Capitals by Map | 0 | - | 4.99 | 132,428 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,398 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,775 |
| European Coastal Capitals | 0 | - | 4.95 | 89,922 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,501 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,248 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,480 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,322 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,231 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,109 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,898 |
| Official Cities in the UK | 0 | - | 4.89 | 281,129 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,820 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,420 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,948 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,443 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,787 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,550 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,321 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,808 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,793 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,657 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,875 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,375 |
| Which City in Asia? | 0 | - | 4.52 | 51,203 |
| Which City in Canada? | 0 | - | 4.82 | 56,777 |
| Which City in Texas? | 0 | - | 4.45 | 24,995 |
| Which City in Florida? | 0 | - | 4.61 | 10,940 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,519 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,398 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,431 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,624 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,959 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,914 |
| World Capitals Quiz | 0 | - | 5.00 | 5,039,377 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,541 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,407 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,426 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,374 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,204 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,633 |
| Random European City to Country | 0 | - | 4.69 | 116,776 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,211 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,697 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,633 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,190 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,843 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,178 |
| Random European Capital to Country | 0 | - | 4.98 | 189,448 |
| Random European Country to Capital | 0 | - | 4.92 | 147,641 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,498 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,574 |
| Random African Capital to Country | 0 | - | 4.97 | 99,823 |
| Random African Country to Capital | 0 | - | 4.94 | 70,323 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,989 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,723 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,150 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,594 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,836 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,613 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,169 |
| Random U.S. City to State | 0 | - | 4.45 | 75,468 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,048 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,298 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,842 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,931 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,051 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,843 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,657 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,930 |
| European Cities by Clue | 0 | - | 4.70 | 88,855 |
| Hindu Countries | 0 | - | 4.86 | 49,666 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,569 |
| Countries that Beat China | 0 | - | 4.86 | 114,895 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,309 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,182 |
| Asia Map Quiz | 0 | - | 4.99 | 908,394 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,932 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,051 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,631 |
| Find the City #1 | 0 | - | 4.97 | 42,267 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,253 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,855 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,807 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,972 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,787 |
| Countries by Capital City | 0 | - | 5.00 | 67,015 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,517 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,044 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,522 |
| Moved Capital Cities | 0 | - | 4.96 | 73,715 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,288 |
| Random Country to Capital | 0 | - | 4.98 | 912,999 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 27,991 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,804 |
| Which City in Africa? | 0 | - | 4.78 | 57,644 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,713 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,470 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,747 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,670 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,327 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,880 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,242 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,507 |
| North American Sports Cities | 0 | - | 4.83 | 171,078 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,967 |
| Cities in European History #1 | 0 | - | 4.63 | 133,326 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,356 |
| European Cities by Map #2 | 0 | - | 4.47 | 47,227 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,594 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,206 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,034 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,330 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,425 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,842 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,872 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,296 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,415 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,348 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,129 |
| Name a Valid World City | 0 | - | 4.83 | 70,307 |
| Cities by Former Name | 0 | - | 4.84 | 91,088 |
| Former Capitals | 0 | - | 4.88 | 71,203 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,412 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,781 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,327 |
| Capital Cities Chain | 0 | - | 4.84 | 82,045 |
| Coldest World Capitals | 0 | - | 4.95 | 133,118 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,183 |
| World Capitals by Map | 0 | - | 5.00 | 283,991 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,793 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,937 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,365 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,002 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,134 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,319 |
| Capitals Starting With H | 0 | - | 4.90 | 91,488 |
| Capitals Starting With K | 0 | - | 4.85 | 75,814 |
| Capitals Starting With L | 0 | - | 4.81 | 86,978 |
| Capitals Starting With M | 0 | - | 4.93 | 106,310 |
| Capitals Starting With P | 0 | - | 4.88 | 77,308 |
| Capitals Starting With R | 0 | - | 4.87 | 81,083 |
| Capitals Starting With S | 0 | - | 4.89 | 84,939 |
| Capitals Starting With T | 0 | - | 4.84 | 75,409 |
| Capitals Starting With W | 0 | - | 4.89 | 90,726 |
| Capitals Starting With A | 0 | - | 4.97 | 126,721 |
| Capitals Starting With B | 0 | - | 4.89 | 117,436 |
| Capitals Starting With D | 0 | - | 4.93 | 95,526 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,605 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,060 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,382 |
| US States and State Capitals | 0 | - | 4.99 | 159,094 |
| Which City in Latin America? | 0 | - | 4.63 | 46,889 |
| Hong Kong Facts | 0 | - | 4.48 | 29,195 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,921 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,341 |
| Countries of the Middle East | 0 | - | 4.96 | 199,274 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,954 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,656 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,941 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,536 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,397 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,682 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,459 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,873 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,776 |
