| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,037 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,818 |
| Asia Capital to Country | 0 | - | 4.96 | 126,878 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,644 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,679 |
| Capitals of the Stans | 0 | - | 4.95 | 26,922 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,822 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,918 |
| Name a City - European Countries | 0 | - | 4.90 | 65,628 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,801 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,527 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,572 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,969 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,403 |
| Europe Capital to Country | 0 | - | 4.99 | 250,901 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,210 |
| European Capitals by Map | 0 | - | 4.99 | 139,984 |
| African Capitals by Map | 0 | - | 4.99 | 134,177 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,046 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,304 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,643 |
| European Coastal Capitals | 0 | - | 4.95 | 90,827 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,895 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,564 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,928 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,085 |
| Countries of the Middle East | 0 | - | 4.96 | 201,710 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,447 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,615 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,999 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,255 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,361 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,585 |
| Official Cities in the UK | 0 | - | 4.89 | 284,530 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,905 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,685 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,607 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,718 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,214 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,532 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,303 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,556 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,418 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,878 |
| Provinces of Turkey | 0 | - | 4.94 | 204,679 |
| Random Asian City to Country | 0 | - | 4.56 | 44,562 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,013 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,394 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,332 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,226 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,051 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,265 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,745 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,301 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,409 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,511 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,894 |
| Syria Country Quiz | 0 | - | 4.81 | 32,885 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,583 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,745 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,556 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,561 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,700 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,514 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,347 |
| Countries by Capital City | 0 | - | 5.00 | 68,662 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,388 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,827 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,179 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,785 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,423 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,207 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,594 |
| Moved Capital Cities | 0 | - | 4.96 | 74,359 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,029 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,804 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,759 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,644 |
| Random European Capital to Country | 0 | - | 4.98 | 191,482 |
| Random European Country to Capital | 0 | - | 4.93 | 165,397 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,614 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,013 |
| Random African Capital to Country | 0 | - | 4.97 | 100,923 |
| Random African Country to Capital | 0 | - | 4.94 | 71,386 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,564 |
| Istanbul City Trivia | 0 | - | 4.25 | 12,403 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,394 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,752 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,880 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,767 |
| Asia Map Quiz | 0 | - | 4.99 | 919,799 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,993 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,310 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,993 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,945 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,941 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,940 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,316 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,187 |
| Which City in Europe? | 0 | - | 4.83 | 107,574 |
| Oman Country Quiz | 0 | - | 4.86 | 26,970 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,596 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,082 |
| North American Sports Cities | 0 | - | 4.83 | 172,660 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,401 |
| Cities in European History #1 | 0 | - | 4.63 | 134,219 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,386 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,799 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,154 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,564 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,026 |
| Cities by Former Name | 0 | - | 4.83 | 91,736 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,491 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,763 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,412 |
| World Capitals by Map | 0 | - | 5.00 | 287,493 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,484 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,890 |
| Random Country to Capital | 0 | - | 4.98 | 922,881 |
| Capitals Starting With H | 0 | - | 4.91 | 92,732 |
| Capitals Starting With K | 0 | - | 4.88 | 83,777 |
| Capitals Starting With L | 0 | - | 4.81 | 88,256 |
| Capitals Starting With M | 0 | - | 4.93 | 108,084 |
| Capitals Starting With P | 0 | - | 4.88 | 78,354 |
| Capitals Starting With R | 0 | - | 4.87 | 81,987 |
| Capitals Starting With S | 0 | - | 4.90 | 85,960 |
| Capitals Starting With T | 0 | - | 4.84 | 76,316 |
| Capitals Starting With W | 0 | - | 4.87 | 91,402 |
| Capitals Starting With A | 0 | - | 4.97 | 128,305 |
| Capitals Starting With B | 0 | - | 4.89 | 118,721 |
| Capitals Starting With D | 0 | - | 4.93 | 96,638 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,929 |
| Which City in Asia? | 0 | - | 4.52 | 51,448 |
| Arab Spring Countries | 0 | - | 4.51 | 44,100 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,205 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,311 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,551 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,948 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,491 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,628 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,200 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,521 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,107 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,955 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,227 |
| Former Capitals | 0 | - | 4.88 | 71,524 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,767 |
| Capital Cities Chain | 0 | - | 4.84 | 82,965 |
| Coldest World Capitals | 0 | - | 4.95 | 133,662 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,780 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,122 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,244 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,419 |
| Which City in Canada? | 0 | - | 4.83 | 57,150 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,251 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,804 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,037 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,376 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,230 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,415 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,264 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,496 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,952 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,176 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,620 |
| North America Cities by Map | 0 | - | 4.41 | 47,851 |
| Random European City to Country | 0 | - | 4.69 | 117,900 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,430 |
| US States and State Capitals | 0 | - | 4.99 | 163,549 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,809 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,188 |
| Hong Kong Facts | 0 | - | 4.49 | 29,297 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,360 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,677 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,428 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,579 |
| South American Cities on the Map | 0 | - | 4.53 | 35,471 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,846 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,026 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,497 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,976 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,575 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,926 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,163 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,585 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,189 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,614 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,999 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,355 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,734 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,689 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,394 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,301 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,254 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,602 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,520 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,249 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,950 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,233 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,247 |
