| Which City in Europe? | 0 | - | 4.83 | 107,601 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,459 |
| Which City in Canada? | 0 | - | 4.83 | 57,157 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,053 |
| Which City in Asia? | 0 | - | 4.52 | 51,456 |
| Asia Capital to Country | 0 | - | 4.96 | 126,898 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,700 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,691 |
| European Cities by Clue | 0 | - | 4.70 | 89,101 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,193 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,056 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,097 |
| Which City in Africa? | 0 | - | 4.77 | 57,889 |
| Capitals of the Stans | 0 | - | 4.95 | 26,934 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,838 |
| Which City in Latin America? | 0 | - | 4.63 | 47,075 |
| Which City in Australia? | 0 | - | 4.67 | 34,463 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,813 |
| Which City in Germany? | 0 | - | 4.50 | 136,843 |
| Which City in Italy? | 0 | - | 4.68 | 90,319 |
| Which City in France? | 0 | - | 4.64 | 73,203 |
| Which City in Spain? | 0 | - | 4.50 | 50,019 |
| Random Asian City to Country | 0 | - | 4.56 | 44,563 |
| Name a City - European Countries | 0 | - | 4.90 | 65,664 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,069 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,324 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,052 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,947 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,977 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,014 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,439 |
| Europe Capital to Country | 0 | - | 4.99 | 250,980 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,263 |
| European Capitals by Map | 0 | - | 4.99 | 140,093 |
| African Capitals by Map | 0 | - | 4.99 | 134,222 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,330 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,674 |
| European Coastal Capitals | 0 | - | 4.95 | 90,860 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,952 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,667 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,939 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,786 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,080 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,226 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,908 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,868 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,801 |
| Which City in the United States? | 0 | - | 4.21 | 57,069 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,297 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,391 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,598 |
| Official Cities in the UK | 0 | - | 4.89 | 284,674 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,708 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,687 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,762 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,232 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,561 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,318 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,570 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,438 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,268 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,601 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,438 |
| Random European City to Country | 0 | - | 4.69 | 117,941 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,504 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,267 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,081 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,615 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,289 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,311 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,266 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,644 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,817 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,616 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,311 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,819 |
| Random European Capital to Country | 0 | - | 4.98 | 191,518 |
| Random European Country to Capital | 0 | - | 4.93 | 165,436 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,643 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,029 |
| Random African Capital to Country | 0 | - | 4.97 | 100,933 |
| Random African Country to Capital | 0 | - | 4.94 | 71,417 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,261 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,621 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,460 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,979 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,631 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,749 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,367 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,350 |
| Random U.S. City to State | 0 | - | 4.45 | 76,578 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,007 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,589 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,342 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,594 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,587 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,722 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,549 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,405 |
| Countries by Capital City | 0 | - | 5.00 | 68,696 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,407 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,850 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,289 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,446 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,216 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,948 |
| Moved Capital Cities | 0 | - | 4.96 | 74,379 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,033 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,661 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,337 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,193 |
| Countries that Beat China | 0 | - | 4.85 | 116,162 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,122 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,865 |
| Asia Map Quiz | 0 | - | 4.99 | 920,054 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,100 |
| North American Sports Cities | 0 | - | 4.83 | 172,691 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,418 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,606 |
| Name a Valid World City | 0 | - | 4.83 | 71,510 |
| Cities by Former Name | 0 | - | 4.83 | 91,754 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,505 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,774 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,437 |
| World Capitals by Map | 0 | - | 5.00 | 287,603 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,503 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,274 |
| Random Country to Capital | 0 | - | 4.98 | 923,231 |
| Capitals Starting With H | 0 | - | 4.91 | 92,757 |
| Capitals Starting With K | 0 | - | 4.88 | 83,810 |
| Capitals Starting With L | 0 | - | 4.81 | 88,279 |
| Capitals Starting With M | 0 | - | 4.93 | 108,118 |
| Capitals Starting With P | 0 | - | 4.88 | 78,383 |
| Capitals Starting With R | 0 | - | 4.87 | 82,005 |
| Capitals Starting With S | 0 | - | 4.90 | 85,990 |
| Capitals Starting With T | 0 | - | 4.84 | 76,340 |
| Capitals Starting With W | 0 | - | 4.87 | 91,416 |
| Capitals Starting With A | 0 | - | 4.97 | 128,335 |
| Capitals Starting With B | 0 | - | 4.89 | 118,755 |
| Capitals Starting With D | 0 | - | 4.93 | 96,661 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,953 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,053 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,365 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,206 |
| Cities in European History #1 | 0 | - | 4.63 | 134,241 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,803 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,163 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,062 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,230 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,778 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,517 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,156 |
| Countries that Beat Egypt | 0 | - | 4.88 | 57,139 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,564 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,595 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,630 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,636 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,589 |
| North America Cities by Map | 0 | - | 4.41 | 47,858 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,312 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,574 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,166 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,026 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,635 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,446 |
| Former Capitals | 0 | - | 4.88 | 71,534 |
| Capital Cities Chain | 0 | - | 4.84 | 82,990 |
| Coldest World Capitals | 0 | - | 4.95 | 133,673 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,791 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,147 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,957 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,594 |
| US States and State Capitals | 0 | - | 4.99 | 163,646 |
| Hong Kong Facts | 0 | - | 4.49 | 29,300 |
| Countries of the Middle East | 0 | - | 4.96 | 201,768 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,284 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,835 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,067 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,396 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,253 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,439 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,417 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,723 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,186 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,266 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,511 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,958 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,618 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,179 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,441 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,585 |
| South American Cities on the Map | 0 | - | 4.53 | 35,474 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,860 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,040 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,502 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,994 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,591 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,936 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,179 |
