| Which City in Europe? | 0 | - | 4.83 | 106,917 |
| Which City in Canada? | 0 | - | 4.82 | 56,805 |
| Which City in Latin America? | 0 | - | 4.63 | 46,904 |
| Which City in Africa? | 0 | - | 4.78 | 57,663 |
| Which City in Asia? | 0 | - | 4.52 | 51,226 |
| European Cities by Clue | 0 | - | 4.70 | 88,887 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,936 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,362 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,245 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,469 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,731 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,329 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,914 |
| Random Capital to Country | 0 | - | 4.99 | 2,581,873 |
| Random Country to Capital | 0 | - | 4.98 | 913,675 |
| Which City in the United States? | 0 | - | 4.21 | 56,811 |
| Name a City - European Countries | 0 | - | 4.92 | 64,702 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,880 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,228 |
| Europe Capital to Country | 0 | - | 4.99 | 248,521 |
| Asia Capital to Country | 0 | - | 4.96 | 126,006 |
| Capital Cities Chain | 0 | - | 4.84 | 82,105 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,885 |
| European Capitals by Map | 0 | - | 4.99 | 137,227 |
| African Capitals by Map | 0 | - | 4.99 | 132,562 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,490 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,560 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,467 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,852 |
| European Coastal Capitals | 0 | - | 4.95 | 89,993 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,290 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,740 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,457 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,511 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,207 |
| World Capitals by a Single Clue #3 | 0 | - | 4.35 | 45,792 |
| Official Cities in the UK | 0 | - | 4.89 | 281,452 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,245 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,588 |
| World Capitals Quiz | 0 | - | 5.00 | 5,043,320 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,767 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,866 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,598 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,413 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,384 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,845 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,712 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,913 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,463 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,478 |
| Random European City to Country | 0 | - | 4.69 | 116,825 |
| Random Asian City to Country | 0 | - | 4.56 | 44,421 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,688 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,745 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,063 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,986 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,606 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,878 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,590 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,364 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,762 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,837 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,827 |
| US States and State Capitals | 0 | - | 4.99 | 159,565 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,287 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,636 |
| Capitals of the Stans | 0 | - | 4.95 | 26,545 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,375 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,575,123 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,754 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,302 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,222 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,036 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,297 |
| Random European Capital to Country | 0 | - | 4.98 | 189,570 |
| Random European Country to Capital | 0 | - | 4.92 | 147,723 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,555 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,652 |
| Random African Capital to Country | 0 | - | 4.97 | 99,898 |
| Random African Country to Capital | 0 | - | 4.94 | 70,386 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,468 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,104 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,121 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,215 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,795 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,272 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,287 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,368 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,940 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,902 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,088 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,933 |
| Countries by Capital City | 0 | - | 5.00 | 67,178 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,584 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,118 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,221 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,863 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,576 |
| Moved Capital Cities | 0 | - | 4.96 | 73,783 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,404 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,745 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,108 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,602 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,728 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,946 |
| Random U.S. City to State | 0 | - | 4.45 | 75,524 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,068 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,908 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,880 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,318 |
| North American Sports Cities | 0 | - | 4.83 | 171,198 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,000 |
| Cities in European History #1 | 0 | - | 4.63 | 133,409 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,238 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,608 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,827 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,046 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,937 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,348 |
| Name a Valid World City | 0 | - | 4.83 | 70,397 |
| Cities by Former Name | 0 | - | 4.84 | 91,160 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,155 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,368 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,997 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,294 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,354 |
| World Capitals by Map | 0 | - | 5.00 | 284,307 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,859 |
| Capitals Starting With H | 0 | - | 4.90 | 91,585 |
| Capitals Starting With K | 0 | - | 4.85 | 75,853 |
| Capitals Starting With L | 0 | - | 4.81 | 87,032 |
| Capitals Starting With M | 0 | - | 4.93 | 106,403 |
| Capitals Starting With P | 0 | - | 4.88 | 77,355 |
| Capitals Starting With R | 0 | - | 4.87 | 81,129 |
| Capitals Starting With S | 0 | - | 4.89 | 84,981 |
| Capitals Starting With T | 0 | - | 4.84 | 75,450 |
| Capitals Starting With W | 0 | - | 4.89 | 90,768 |
| Capitals Starting With A | 0 | - | 4.97 | 126,784 |
| Capitals Starting With B | 0 | - | 4.89 | 117,504 |
| Capitals Starting With D | 0 | - | 4.93 | 95,586 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,792 |
| Which City in Australia? | 0 | - | 4.67 | 34,309 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,046 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,838 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,497 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,392 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,250 |
| North America Cities by Map | 0 | - | 4.41 | 47,669 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,423 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,613 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,940 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,479 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,512 |
| Former Capitals | 0 | - | 4.88 | 71,224 |
| Coldest World Capitals | 0 | - | 4.95 | 133,157 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,014 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 485,369 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,512 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,626 |
| 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 | 237,348 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,316 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,179 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,258 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,711 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,042 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,373 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,849 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,451 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,384 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,240 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,195 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,940 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,315 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,642 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,224 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,184 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,879 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,676 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,547 |
| World City Nicknames Quiz | 0 | - | 4.19 | 35,495 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,722 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,059 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,086 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,382 |
| South American Cities on the Map | 0 | - | 4.56 | 35,284 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,622 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,983 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,690 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,246 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,837 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,508 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,583 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,271 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,647 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,895 |
| 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 |
