| Name a Valid European Capital | 0 | - | 4.95 | 150,725 |
| Europe Capital to Country | 0 | - | 4.99 | 247,356 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,337 |
| European Capitals by Map | 0 | - | 4.99 | 136,028 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,091 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,544 |
| European Coastal Capitals | 0 | - | 4.95 | 89,677 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,612 |
| Random European Capital to Country | 0 | - | 4.98 | 189,092 |
| Random European Country to Capital | 0 | - | 4.92 | 147,364 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,352 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,042 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,657 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,761 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,722 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,611 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,067 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,624 |
| Asia Capital to Country | 0 | - | 4.96 | 125,658 |
| African Capitals by Map | 0 | - | 4.99 | 132,088 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,003 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,156 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,482 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,161 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,389 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,966 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,342 |
| Random African Capital to Country | 0 | - | 4.97 | 99,684 |
| Random African Country to Capital | 0 | - | 4.94 | 70,164 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,365 |
| Official Cities in the UK | 0 | - | 4.89 | 280,270 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,943 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,618 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,574 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,095 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,391 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,220 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,586 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,719 |
| Capitals of the Stans | 0 | - | 4.95 | 26,378 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,117 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,739 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,324 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,121 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,283 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,050 |
| Name a City - European Countries | 0 | - | 4.92 | 64,295 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,347 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,810 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,271 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,689 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,781 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,135 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,196 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,732 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,455 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,839 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,125 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,380 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,251 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,771 |
| Cities in European History #1 | 0 | - | 4.63 | 133,005 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,804 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,734 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,178 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,637 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,349 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,156 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,629 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,312 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,638 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,159 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,585 |
| Find the City #1 | 0 | - | 4.97 | 42,050 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,845 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,590 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,543 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,504 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,272 |
| Countries by Capital City | 0 | - | 5.00 | 66,509 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,247 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,836 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,090 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,360 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,024 |
| Moved Capital Cities | 0 | - | 4.96 | 73,536 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,799 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,475 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,681 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,556 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,761 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,974 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,778 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,313 |
| Which City in Europe? | 0 | - | 4.83 | 106,566 |
| Boroughs of London | 0 | - | 4.63 | 86,984 |
| London Geography | 0 | - | 4.47 | 59,432 |
| North American Sports Cities | 0 | - | 4.83 | 170,797 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,892 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,182 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,548 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,774 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,271 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,004 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,659 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,136 |
| Name a Valid World City | 0 | - | 4.83 | 70,030 |
| Cities by Former Name | 0 | - | 4.84 | 90,893 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,653 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,204 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,825 |
| World Capitals by Map | 0 | - | 5.00 | 282,940 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,613 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,841 |
| Random Country to Capital | 0 | - | 4.98 | 910,819 |
| Capitals Starting With H | 0 | - | 4.90 | 90,028 |
| Capitals Starting With K | 0 | - | 4.85 | 75,590 |
| Capitals Starting With L | 0 | - | 4.81 | 86,722 |
| Capitals Starting With M | 0 | - | 4.93 | 105,913 |
| Capitals Starting With P | 0 | - | 4.88 | 77,095 |
| Capitals Starting With R | 0 | - | 4.87 | 80,885 |
| Capitals Starting With S | 0 | - | 4.89 | 84,710 |
| Capitals Starting With T | 0 | - | 4.84 | 75,215 |
| Capitals Starting With W | 0 | - | 4.89 | 90,530 |
| Capitals Starting With A | 0 | - | 4.97 | 126,411 |
| Capitals Starting With B | 0 | - | 4.89 | 117,175 |
| Capitals Starting With D | 0 | - | 4.93 | 95,263 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,477 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,886 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,635 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,495 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,444 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,280 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,118 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,944 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,557 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,285 |
| Former Capitals | 0 | - | 4.88 | 71,101 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,353 |
| Capital Cities Chain | 0 | - | 4.84 | 81,842 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,767 |
| Coldest World Capitals | 0 | - | 4.95 | 133,004 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,713 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,909 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,187 |
| Which City in Canada? | 0 | - | 4.82 | 56,626 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,213 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,742 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,137 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,070 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,548 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,012 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| North America Cities by Map | 0 | - | 4.41 | 47,598 |
| Random European City to Country | 0 | - | 4.69 | 116,246 |
| Random Asian City to Country | 0 | - | 4.56 | 44,380 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,290 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,018 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,574 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,014 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,899 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,778 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,836 |
| US States and State Capitals | 0 | - | 4.99 | 158,199 |
| Which City in Germany? | 0 | - | 4.50 | 134,910 |
| Which City in Italy? | 0 | - | 4.55 | 78,120 |
| Which City in France? | 0 | - | 4.64 | 72,365 |
| Which City in Spain? | 0 | - | 4.50 | 49,413 |
| Which City in Australia? | 0 | - | 4.67 | 34,214 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,977 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,862 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,724 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,924 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,777 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,445 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,680 |
| South American Cities on the Map | 0 | - | 4.57 | 35,237 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,575 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,630 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,556 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,060 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,141 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,775 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,444 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,059 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,807 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,265 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,299 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,663 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,819 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,879 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,421 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,013 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,759 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,023 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,118 |
| The Only Country ... | 0 | - | 4.91 | 79,761 |
