| Europe Capital to Country | 0 | - | 4.99 | 251,380 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,521 |
| European Capitals by Map | 0 | - | 4.99 | 141,112 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,555 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,909 |
| European Coastal Capitals | 0 | - | 4.95 | 91,014 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,045 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,339 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,721 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,412 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,522 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,391 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,394 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,096 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,402 |
| Asia Capital to Country | 0 | - | 4.96 | 127,098 |
| African Capitals by Map | 0 | - | 4.99 | 140,786 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,455 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,026 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,477 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,683 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,014 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,908 |
| Random European Capital to Country | 0 | - | 4.98 | 191,746 |
| Random European Country to Capital | 0 | - | 4.93 | 165,602 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,566 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,513 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,092 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,155 |
| Official Cities in the UK | 0 | - | 4.89 | 285,174 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,170 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,904 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,193 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,718 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,439 |
| Capitals of the Stans | 0 | - | 4.95 | 27,029 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,614 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,057 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,389 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,573 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,988 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,841 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,201 |
| Random African Capital to Country | 0 | - | 4.97 | 101,094 |
| Random African Country to Capital | 0 | - | 4.94 | 71,553 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,219 |
| Name a City - European Countries | 0 | - | 4.90 | 65,866 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,431 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,387 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,084 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,200 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,432 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,231 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,103 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,153 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,679 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,328 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,124 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,804 |
| Cities in European History #1 | 0 | - | 4.63 | 134,372 |
| World Capitals Quiz | 0 | - | 5.00 | 5,092,161 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,203 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,479 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,457 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,474 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,227 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,815 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,475 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,622 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,610 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,533 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,703 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,594,212 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,856 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,381 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,889 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,155 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,463 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,863 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,695,056 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,633 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,104 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,817 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,735 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,926 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,828 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,667 |
| Countries by Capital City | 0 | - | 5.00 | 68,949 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,565 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,984 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,779 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,572 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,234 |
| Moved Capital Cities | 0 | - | 4.96 | 74,475 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,142 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,711 |
| Which City in Europe? | 0 | - | 4.83 | 107,714 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,310 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,849 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,348 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,519 |
| British Places A-Z | 0 | - | 4.29 | 80,013 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,007 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,875 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,984 |
| Random Capital to Country | 0 | - | 4.99 | 2,597,084 |
| Random Country to Capital | 0 | - | 4.98 | 924,665 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,216 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,098 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,830 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,742 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,919 |
| Boroughs of London | 0 | - | 4.63 | 88,269 |
| London Geography | 0 | - | 4.47 | 59,788 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,690 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,783 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,893 |
| North American Sports Cities | 0 | - | 4.83 | 172,851 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,462 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,411 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,835 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,926 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,179 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,733 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,277 |
| Name a Valid World City | 0 | - | 4.84 | 71,645 |
| Cities by Former Name | 0 | - | 4.83 | 91,852 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,842 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,568 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,849 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,648 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,567 |
| World Capitals by Map | 0 | - | 5.00 | 288,300 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,634 |
| Capitals Starting With H | 0 | - | 4.91 | 92,862 |
| Capitals Starting With K | 0 | - | 4.88 | 83,916 |
| Capitals Starting With L | 0 | - | 4.81 | 88,383 |
| Capitals Starting With M | 0 | - | 4.93 | 108,317 |
| Capitals Starting With P | 0 | - | 4.88 | 78,498 |
| Capitals Starting With R | 0 | - | 4.87 | 82,099 |
| Capitals Starting With S | 0 | - | 4.90 | 86,091 |
| Capitals Starting With T | 0 | - | 4.85 | 76,428 |
| Capitals Starting With W | 0 | - | 4.87 | 91,472 |
| Capitals Starting With A | 0 | - | 4.97 | 128,480 |
| Capitals Starting With B | 0 | - | 4.89 | 118,889 |
| Capitals Starting With D | 0 | - | 4.93 | 96,773 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,142 |
| Which City in Canada? | 0 | - | 4.83 | 57,231 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,122 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,629 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,401 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,523 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,651 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,670 |
| North America Cities by Map | 0 | - | 4.41 | 47,889 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,622 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,895 |
| Random European City to Country | 0 | - | 4.69 | 118,205 |
| Random Asian City to Country | 0 | - | 4.56 | 44,581 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,423 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,346 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,561 |
| Former Capitals | 0 | - | 4.88 | 71,581 |
| Capital Cities Chain | 0 | - | 4.84 | 83,114 |
| Coldest World Capitals | 0 | - | 4.95 | 134,022 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,906 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,264 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,808 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,304 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,024 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,618 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,016 |
| US States and State Capitals | 0 | - | 4.99 | 164,265 |
| Which City in Germany? | 0 | - | 4.50 | 137,019 |
| Which City in Italy? | 0 | - | 4.68 | 90,398 |
| Which City in France? | 0 | - | 4.67 | 73,270 |
| Which City in Spain? | 0 | - | 4.50 | 50,046 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,944 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,680 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,589 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,224 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,591 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,701 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,154 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,997 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,174 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 35,260 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,287 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,584 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,010 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,201 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,483 |
| South American Cities on the Map | 0 | - | 4.52 | 35,506 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,772 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,540 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,108 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,093 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,995 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,227 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,274 |
