| Nordic Countries and Capitals | 0 | - | 4.95 | 83,807 |
| Random European Capital to Country | 0 | - | 4.98 | 191,493 |
| Random European Country to Capital | 0 | - | 4.93 | 165,418 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,618 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,020 |
| Random African Capital to Country | 0 | - | 4.97 | 100,928 |
| Random African Country to Capital | 0 | - | 4.94 | 71,391 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,544 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,130 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,927 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,893 |
| Name a City - European Countries | 0 | - | 4.90 | 65,637 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,322 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,190 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,536 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,982 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,413 |
| Europe Capital to Country | 0 | - | 4.99 | 250,920 |
| Asia Capital to Country | 0 | - | 4.96 | 126,886 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,231 |
| European Capitals by Map | 0 | - | 4.99 | 140,016 |
| African Capitals by Map | 0 | - | 4.99 | 134,197 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,667 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,309 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,651 |
| European Coastal Capitals | 0 | - | 4.95 | 90,840 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,680 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,932 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,584 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,934 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,936 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,384 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,272 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,690 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,371 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,587 |
| Official Cities in the UK | 0 | - | 4.89 | 284,573 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,684 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,628 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,731 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,222 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,040 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,309 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,559 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,428 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,247 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,409 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,393 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,236 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,057 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,698 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,957 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,272 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,782 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,304 |
| Capitals of the Stans | 0 | - | 4.95 | 26,926 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,208 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,797 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,602 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,250 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,584 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,318 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,001 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,209 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,050 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,943 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,090 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,955 |
| Which City in Europe? | 0 | - | 4.83 | 107,587 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,669 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,598 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,566 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,569 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,706 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,524 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,366 |
| Countries by Capital City | 0 | - | 5.00 | 68,673 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,397 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,837 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,433 |
| Moved Capital Cities | 0 | - | 4.96 | 74,366 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,015 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,650 |
| Random Country to Capital | 0 | - | 4.98 | 923,034 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,149 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,077 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,807 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,721 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,722,693 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,087 |
| North American Sports Cities | 0 | - | 4.83 | 172,666 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,410 |
| Cities in European History #1 | 0 | - | 4.63 | 134,227 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,801 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,907 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,158 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,583 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,041 |
| Name a Valid World City | 0 | - | 4.84 | 71,493 |
| Cities by Former Name | 0 | - | 4.83 | 91,741 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,493 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,765 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,580 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,416 |
| World Capitals by Map | 0 | - | 5.00 | 287,539 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,486 |
| Capitals Starting With H | 0 | - | 4.91 | 92,740 |
| Capitals Starting With K | 0 | - | 4.88 | 83,789 |
| Capitals Starting With L | 0 | - | 4.81 | 88,260 |
| Capitals Starting With M | 0 | - | 4.93 | 108,091 |
| Capitals Starting With P | 0 | - | 4.88 | 78,362 |
| Capitals Starting With R | 0 | - | 4.87 | 81,989 |
| Capitals Starting With S | 0 | - | 4.90 | 85,967 |
| Capitals Starting With T | 0 | - | 4.84 | 76,320 |
| Capitals Starting With W | 0 | - | 4.87 | 91,405 |
| Capitals Starting With A | 0 | - | 4.97 | 128,311 |
| Capitals Starting With B | 0 | - | 4.89 | 118,730 |
| Capitals Starting With D | 0 | - | 4.93 | 96,643 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,119 |
| US States and State Capitals | 0 | - | 4.99 | 163,584 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,428 |
| Which City in Canada? | 0 | - | 4.83 | 57,150 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,554 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,235 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,857 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,624 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,631 |
| North America Cities by Map | 0 | - | 4.41 | 47,853 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,226 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,534 |
| Random European City to Country | 0 | - | 4.69 | 117,902 |
| Random Asian City to Country | 0 | - | 4.56 | 44,562 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,115 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,980 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,964 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,191 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,434 |
| Former Capitals | 0 | - | 4.88 | 71,528 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,615 |
| Capital Cities Chain | 0 | - | 4.84 | 82,975 |
| Coldest World Capitals | 0 | - | 4.95 | 133,668 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,734 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,698 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,257 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,783 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,611 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,523 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,255 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,956 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,131 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,508 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,185 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,771 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,224 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,276 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,991 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,592 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,001 |
| The Only Country ... | 0 | - | 4.91 | 81,436 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,865 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,742 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,265 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,500 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,953 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,176 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,975 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,434 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,580 |
| South American Cities on the Map | 0 | - | 4.53 | 35,473 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,747 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,851 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,802 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,028 |
| Random U.S. City to State | 0 | - | 4.45 | 76,559 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,499 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,585 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,932 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,168 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,876 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,362 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,212 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,945 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,397 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,303 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,029 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,434 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,906 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,775 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,781 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,529 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,237 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,644 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,252 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,080 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,889 |
| European Cities by Clue | 0 | - | 4.70 | 89,098 |
| Boroughs of London | 0 | - | 4.63 | 88,126 |
| London Geography | 0 | - | 4.47 | 59,747 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,892 |
