| Which City in Europe? | 0 | - | 4.83 | 106,920 |
| Which City in Canada? | 0 | - | 4.82 | 56,808 |
| Which City in Latin America? | 0 | - | 4.63 | 46,906 |
| Which City in Africa? | 0 | - | 4.78 | 57,664 |
| Which City in Asia? | 0 | - | 4.52 | 51,227 |
| European Cities by Clue | 0 | - | 4.70 | 88,889 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,937 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,365 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,247 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,470 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,731 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,381 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,971 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,040 |
| Random Country to Capital | 0 | - | 4.98 | 913,763 |
| Which City in the United States? | 0 | - | 4.21 | 56,814 |
| Name a City - European Countries | 0 | - | 4.92 | 64,706 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,892 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,238 |
| Europe Capital to Country | 0 | - | 4.99 | 248,531 |
| Asia Capital to Country | 0 | - | 4.96 | 126,018 |
| Capital Cities Chain | 0 | - | 4.84 | 82,110 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,893 |
| European Capitals by Map | 0 | - | 4.99 | 137,247 |
| African Capitals by Map | 0 | - | 4.99 | 132,584 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,526 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,574 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,471 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,855 |
| European Coastal Capitals | 0 | - | 4.95 | 89,997 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,294 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,761 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,487 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,514 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,218 |
| World Capitals by a Single Clue #3 | 0 | - | 4.35 | 45,794 |
| Official Cities in the UK | 0 | - | 4.89 | 281,475 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,248 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,591 |
| World Capitals Quiz | 0 | - | 5.00 | 5,043,638 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,786 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,871 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,600 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,428 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,389 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,850 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,713 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,915 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,489 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,486 |
| Random European City to Country | 0 | - | 4.69 | 116,826 |
| Random Asian City to Country | 0 | - | 4.56 | 44,423 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,712 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,761 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,076 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,991 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,613 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,885 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,601 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,378 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,775 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,842 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,829 |
| US States and State Capitals | 0 | - | 4.99 | 159,600 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,288 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,638 |
| Capitals of the Stans | 0 | - | 4.95 | 26,547 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,376 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,575,227 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,762 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,303 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,225 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,042 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,303 |
| Random European Capital to Country | 0 | - | 4.98 | 189,599 |
| Random European Country to Capital | 0 | - | 4.92 | 147,728 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,563 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,669 |
| Random African Capital to Country | 0 | - | 4.97 | 99,904 |
| Random African Country to Capital | 0 | - | 4.94 | 70,388 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,476 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,109 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,123 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,231 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,918 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,279 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,297 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,378 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,946 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,906 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,097 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,946 |
| Countries by Capital City | 0 | - | 5.00 | 67,196 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,588 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,122 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,250 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,865 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,582 |
| Moved Capital Cities | 0 | - | 4.96 | 73,786 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,404 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,749 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,111 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,656 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,735 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,948 |
| Random U.S. City to State | 0 | - | 4.45 | 75,527 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,073 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,923 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,882 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,325 |
| North American Sports Cities | 0 | - | 4.83 | 171,209 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,001 |
| Cities in European History #1 | 0 | - | 4.63 | 133,414 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,242 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,612 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,827 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,047 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,945 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,350 |
| Name a Valid World City | 0 | - | 4.83 | 70,404 |
| Cities by Former Name | 0 | - | 4.84 | 91,163 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,157 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,370 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,011 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,302 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,354 |
| World Capitals by Map | 0 | - | 5.00 | 284,334 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,865 |
| Capitals Starting With H | 0 | - | 4.90 | 91,591 |
| Capitals Starting With K | 0 | - | 4.85 | 75,856 |
| Capitals Starting With L | 0 | - | 4.81 | 87,036 |
| Capitals Starting With M | 0 | - | 4.93 | 106,410 |
| Capitals Starting With P | 0 | - | 4.88 | 77,357 |
| Capitals Starting With R | 0 | - | 4.87 | 81,129 |
| Capitals Starting With S | 0 | - | 4.89 | 84,985 |
| Capitals Starting With T | 0 | - | 4.84 | 75,451 |
| Capitals Starting With W | 0 | - | 4.89 | 90,770 |
| Capitals Starting With A | 0 | - | 4.97 | 126,791 |
| Capitals Starting With B | 0 | - | 4.89 | 117,509 |
| Capitals Starting With D | 0 | - | 4.93 | 95,589 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,793 |
| Which City in Australia? | 0 | - | 4.67 | 34,309 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,108 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,855 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,498 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,393 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,252 |
| North America Cities by Map | 0 | - | 4.41 | 47,671 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,426 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,628 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,950 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,481 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,525 |
| Former Capitals | 0 | - | 4.88 | 71,225 |
| Coldest World Capitals | 0 | - | 4.95 | 133,161 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,018 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 485,392 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,524 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,627 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,084 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,632 |
| Countries by Emojis | 0 | - | 4.99 | 237,372 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,321 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,185 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,290 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,734 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,069 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,391 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,856 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,471 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,399 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,255 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,210 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,948 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,321 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,646 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,225 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,185 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,893 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,679 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,549 |
| World City Nicknames Quiz | 0 | - | 4.19 | 35,497 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,724 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,060 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,089 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,384 |
| South American Cities on the Map | 0 | - | 4.56 | 35,285 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,622 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,991 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,693 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,249 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,842 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,511 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,587 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,274 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,650 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,900 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,433 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,505 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,230 |
