| Asia Capitals Quiz | 0 | - | 4.98 | 690,431 |
| Asia Capital to Country | 0 | - | 4.96 | 126,359 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,946 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,444 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,630 |
| Capitals of the Stans | 0 | - | 4.95 | 26,685 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,004 |
| Name a City - European Countries | 0 | - | 4.90 | 65,100 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,102 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,417 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,741 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,662 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,561 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,940 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,866 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,296 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,728 |
| Europe Capital to Country | 0 | - | 4.99 | 249,360 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,443 |
| European Capitals by Map | 0 | - | 4.99 | 138,325 |
| African Capitals by Map | 0 | - | 4.99 | 133,137 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,784 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,151 |
| European Coastal Capitals | 0 | - | 4.95 | 90,296 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,850 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,324 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,685 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,855 |
| World Capitals Quiz | 0 | - | 5.00 | 5,058,800 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,099 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,876 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,760 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,490 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,303 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,519 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,118 |
| Official Cities in the UK | 0 | - | 4.89 | 282,756 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,562 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,244 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,820 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,170 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,835 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,900 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,031 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,021 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,994 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,112 |
| Monarchies of Asia | 0 | - | 4.97 | 70,921 |
| Asian Country Superlatives | 0 | - | 4.85 | 80,741 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,071 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,554 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,565 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,858 |
| Random Asian City to Country | 0 | - | 4.56 | 44,455 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,723 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,347 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,430 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,159 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,848 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,382 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,927 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,153 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,750 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,777 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,346 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,120 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,282 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,481 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,522 |
| Random European Capital to Country | 0 | - | 4.98 | 190,494 |
| Random European Country to Capital | 0 | - | 4.93 | 164,023 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,040 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,210 |
| Random African Capital to Country | 0 | - | 4.97 | 100,360 |
| Random African Country to Capital | 0 | - | 4.94 | 70,961 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,665 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,034 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,107 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,187 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,193 |
| India A-Z | 0 | - | 4.42 | 34,070 |
| China A-Z | 0 | - | 4.55 | 67,062 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,766 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,732 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,667 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,355 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,178 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,564 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,830 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,184 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,205 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,836 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,442 |
| Countries by Capital City | 0 | - | 5.00 | 67,773 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,892 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,386 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,342 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,884 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,132 |
| Moved Capital Cities | 0 | - | 4.96 | 73,990 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,913 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,590 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,400 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,330 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,973 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,044 |
| Which City in Europe? | 0 | - | 4.83 | 107,110 |
| Hindu Countries | 0 | - | 4.86 | 49,952 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,631 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,351 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,590 |
| Asia Map Quiz | 0 | - | 4.99 | 913,291 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,585 |
| North American Sports Cities | 0 | - | 4.83 | 171,644 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,144 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,183 |
| Cities by Former Name | 0 | - | 4.83 | 91,369 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,286 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,527 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,779 |
| World Capitals by Map | 0 | - | 5.00 | 285,312 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,093 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,689 |
| Random Country to Capital | 0 | - | 4.98 | 917,043 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 28,047 |
| Capitals Starting With H | 0 | - | 4.90 | 91,878 |
| Capitals Starting With K | 0 | - | 4.85 | 76,054 |
| Capitals Starting With L | 0 | - | 4.81 | 87,283 |
| Capitals Starting With M | 0 | - | 4.93 | 106,802 |
| Capitals Starting With P | 0 | - | 4.88 | 77,563 |
| Capitals Starting With R | 0 | - | 4.87 | 81,326 |
| Capitals Starting With S | 0 | - | 4.89 | 85,198 |
| Capitals Starting With T | 0 | - | 4.84 | 75,669 |
| Capitals Starting With W | 0 | - | 4.87 | 90,946 |
| Capitals Starting With A | 0 | - | 4.97 | 127,123 |
| Capitals Starting With B | 0 | - | 4.89 | 117,779 |
| Capitals Starting With D | 0 | - | 4.93 | 95,842 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,377 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,769 |
| Japan A-Z | 0 | - | 4.40 | 41,968 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,357 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,488 |
| Flags of Asia Quiz | 0 | - | 4.99 | 610,690 |
| Cities in European History #1 | 0 | - | 4.63 | 133,711 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,289 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,684 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,092 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,603 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,177 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,553 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,766 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,250 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,026 |
| Which City in Asia? | 0 | - | 4.52 | 51,296 |
| Which City in Canada? | 0 | - | 4.82 | 56,927 |
| Rome A-Z | 0 | - | 4.39 | 24,455 |
| Paris A-Z | 0 | - | 4.16 | 17,427 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,921 |
| Italy A-Z | 0 | - | 4.49 | 58,116 |
| Germany A-Z | 0 | - | 4.56 | 62,522 |
| Australia A-Z | 0 | - | 4.54 | 49,928 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,852 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,546 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,478 |
| North America Cities by Map | 0 | - | 4.41 | 47,742 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,704 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,326 |
| Random European City to Country | 0 | - | 4.69 | 117,389 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,562 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,630 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,886 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,438 |
| Former Capitals | 0 | - | 4.88 | 71,346 |
| Capital Cities Chain | 0 | - | 4.83 | 82,401 |
| Coldest World Capitals | 0 | - | 4.95 | 133,411 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,313 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,575 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,676 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,177 |
| US States and State Capitals | 0 | - | 4.99 | 160,917 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,763 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,699 |
| New York City A-Z | 0 | - | 4.18 | 32,263 |
| Hong Kong Facts | 0 | - | 4.49 | 29,242 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,627 |
| Countries of the Middle East | 0 | - | 4.96 | 200,576 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,764 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,556 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,176 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,426 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,888 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,743 |
| Countries Closest to Israel | 0 | - | 4.67 | 105,510 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,016 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,204 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,821 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,572 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,218 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,233 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,778 |
