| Which City in Europe? | 0 | - | 4.83 | 106,957 |
| Which City in Canada? | 0 | - | 4.82 | 56,828 |
| Which City in Latin America? | 0 | - | 4.63 | 46,917 |
| Which City in Africa? | 0 | - | 4.77 | 57,678 |
| Which City in Asia? | 0 | - | 4.52 | 51,242 |
| European Cities by Clue | 0 | - | 4.70 | 88,906 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,963 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,377 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,253 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,490 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,740 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,905 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,471 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,955 |
| Random Country to Capital | 0 | - | 4.98 | 914,329 |
| Which City in the United States? | 0 | - | 4.21 | 56,830 |
| Name a City - European Countries | 0 | - | 4.91 | 64,755 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,977 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,332 |
| Europe Capital to Country | 0 | - | 4.99 | 248,675 |
| Asia Capital to Country | 0 | - | 4.96 | 126,083 |
| Capital Cities Chain | 0 | - | 4.84 | 82,170 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,978 |
| European Capitals by Map | 0 | - | 4.99 | 137,450 |
| African Capitals by Map | 0 | - | 4.99 | 132,720 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,779 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,646 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,536 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,906 |
| European Coastal Capitals | 0 | - | 4.95 | 90,038 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,317 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,960 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,595 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,547 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,282 |
| World Capitals by a Single Clue #3 | 0 | - | 4.35 | 45,802 |
| Official Cities in the UK | 0 | - | 4.89 | 281,668 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,283 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,626 |
| World Capitals Quiz | 0 | - | 5.00 | 5,046,484 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,959 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,912 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,649 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,504 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,436 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,885 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,752 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,954 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,538 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,546 |
| Random European City to Country | 0 | - | 4.69 | 116,884 |
| Random Asian City to Country | 0 | - | 4.56 | 44,429 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,886 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,881 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,162 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,041 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,676 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,982 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,684 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,510 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,860 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,883 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,868 |
| US States and State Capitals | 0 | - | 4.99 | 159,850 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,302 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,648 |
| Capitals of the Stans | 0 | - | 4.95 | 26,570 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,408 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,303 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,817 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,322 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,257 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,079 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,371 |
| Random European Capital to Country | 0 | - | 4.98 | 189,673 |
| Random European Country to Capital | 0 | - | 4.92 | 147,773 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,607 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,711 |
| Random African Capital to Country | 0 | - | 4.97 | 99,962 |
| Random African Country to Capital | 0 | - | 4.94 | 70,446 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,554 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,200 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,144 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,345 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,863 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,361 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,353 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,460 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,979 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,956 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,165 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,030 |
| Countries by Capital City | 0 | - | 5.00 | 67,301 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,640 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,179 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,463 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,880 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,626 |
| Moved Capital Cities | 0 | - | 4.96 | 73,822 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,419 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,768 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,153 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,935 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,781 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,973 |
| Random U.S. City to State | 0 | - | 4.45 | 75,588 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,088 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,998 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,906 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,364 |
| North American Sports Cities | 0 | - | 4.83 | 171,292 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,018 |
| Cities in European History #1 | 0 | - | 4.63 | 133,471 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,249 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,624 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,832 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,057 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,982 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,395 |
| Name a Valid World City | 0 | - | 4.83 | 70,472 |
| Cities by Former Name | 0 | - | 4.84 | 91,203 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,179 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,399 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,084 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,383 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,360 |
| World Capitals by Map | 0 | - | 5.00 | 284,532 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,913 |
| Capitals Starting With H | 0 | - | 4.90 | 91,654 |
| Capitals Starting With K | 0 | - | 4.85 | 75,895 |
| Capitals Starting With L | 0 | - | 4.81 | 87,078 |
| Capitals Starting With M | 0 | - | 4.93 | 106,483 |
| Capitals Starting With P | 0 | - | 4.88 | 77,395 |
| Capitals Starting With R | 0 | - | 4.87 | 81,164 |
| Capitals Starting With S | 0 | - | 4.89 | 85,022 |
| Capitals Starting With T | 0 | - | 4.84 | 75,487 |
| Capitals Starting With W | 0 | - | 4.89 | 90,803 |
| Capitals Starting With A | 0 | - | 4.97 | 126,840 |
| Capitals Starting With B | 0 | - | 4.89 | 117,549 |
| Capitals Starting With D | 0 | - | 4.93 | 95,633 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,832 |
| Which City in Australia? | 0 | - | 4.67 | 34,318 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,734 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,024 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,503 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,414 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,283 |
| North America Cities by Map | 0 | - | 4.41 | 47,682 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,477 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,759 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,014 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,508 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,599 |
| Former Capitals | 0 | - | 4.88 | 71,254 |
| Coldest World Capitals | 0 | - | 4.95 | 133,183 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,064 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 485,682 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,669 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,636 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,099 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,648 |
| Countries by Emojis | 0 | - | 4.99 | 237,590 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,377 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,243 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,532 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,921 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,193 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,493 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,957 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,602 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,496 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,364 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,281 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,980 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,381 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,668 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,252 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,190 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,018 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,702 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,566 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,509 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,732 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,070 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,115 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,398 |
| South American Cities on the Map | 0 | - | 4.56 | 35,295 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,629 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,060 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,718 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,270 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,897 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,543 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,596 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,290 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,662 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,917 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,443 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,519 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,239 |
