| Name a Valid European Capital | 0 | - | 4.95 | 150,705 |
| Europe Capital to Country | 0 | - | 4.99 | 247,315 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,314 |
| European Capitals by Map | 0 | - | 4.99 | 135,981 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,079 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,533 |
| European Coastal Capitals | 0 | - | 4.95 | 89,662 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,553 |
| Random European Capital to Country | 0 | - | 4.98 | 189,075 |
| Random European Country to Capital | 0 | - | 4.92 | 147,340 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,341 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,024 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,650 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,749 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,708 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,480 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,949 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,613 |
| Asia Capital to Country | 0 | - | 4.96 | 125,636 |
| African Capitals by Map | 0 | - | 4.99 | 132,063 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,983 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,149 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,430 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,153 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,384 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,956 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,283 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,333 |
| Random African Capital to Country | 0 | - | 4.97 | 99,677 |
| Random African Country to Capital | 0 | - | 4.94 | 70,158 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,338 |
| Official Cities in the UK | 0 | - | 4.89 | 280,192 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,868 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,553 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,553 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,086 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,371 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,216 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,580 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,710 |
| Capitals of the Stans | 0 | - | 4.95 | 26,371 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,094 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,687 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,309 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,101 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,275 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,039 |
| Name a City - European Countries | 0 | - | 4.92 | 64,279 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,325 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,738 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,253 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,665 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,776 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,132 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,186 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,693 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,444 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,828 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,107 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,304 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,232 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,733 |
| Cities in European History #1 | 0 | - | 4.63 | 132,975 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,804 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,721 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,157 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,245 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,347 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,101 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,599 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,309 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,601 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,153 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,573 |
| Find the City #1 | 0 | - | 4.96 | 42,038 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,827 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,576 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,527 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,489 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,248 |
| Countries by Capital City | 0 | - | 5.00 | 66,477 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,235 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,817 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,001 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,350 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,021 |
| Moved Capital Cities | 0 | - | 4.96 | 73,519 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,798 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,445 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,649 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,233 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,725 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,946 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,777 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,306 |
| Which City in Europe? | 0 | - | 4.83 | 106,556 |
| Boroughs of London | 0 | - | 4.63 | 86,966 |
| London Geography | 0 | - | 4.47 | 59,425 |
| North American Sports Cities | 0 | - | 4.83 | 170,769 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,885 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,176 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,545 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,793 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,770 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,269 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,003 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,646 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,122 |
| Name a Valid World City | 0 | - | 4.83 | 70,011 |
| Cities by Former Name | 0 | - | 4.84 | 90,881 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,642 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,192 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,795 |
| World Capitals by Map | 0 | - | 5.00 | 282,864 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,605 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,456 |
| Random Country to Capital | 0 | - | 4.98 | 910,637 |
| Capitals Starting With H | 0 | - | 4.90 | 89,391 |
| Capitals Starting With K | 0 | - | 4.85 | 75,522 |
| Capitals Starting With M | 0 | - | 4.93 | 105,817 |
| Capitals Starting With P | 0 | - | 4.88 | 77,028 |
| Capitals Starting With R | 0 | - | 4.87 | 80,825 |
| Capitals Starting With S | 0 | - | 4.89 | 84,636 |
| Capitals Starting With T | 0 | - | 4.84 | 75,160 |
| Capitals Starting With W | 0 | - | 4.89 | 90,482 |
| Capitals Starting With A | 0 | - | 4.97 | 126,330 |
| Capitals Starting With B | 0 | - | 4.89 | 117,091 |
| Capitals Starting With D | 0 | - | 4.93 | 95,184 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,464 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,490 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,412 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,265 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,101 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,899 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,516 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,276 |
| Former Capitals | 0 | - | 4.88 | 71,092 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,348 |
| Capital Cities Chain | 0 | - | 4.84 | 81,819 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,754 |
| Coldest World Capitals | 0 | - | 4.95 | 132,989 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,701 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,892 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,181 |
| Which City in Canada? | 0 | - | 4.82 | 56,613 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,192 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,667 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,136 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,061 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,542 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,011 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,444 |
| North America Cities by Map | 0 | - | 4.41 | 47,595 |
| Random European City to Country | 0 | - | 4.69 | 116,229 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,281 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 21,980 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,572 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,008 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,895 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,773 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,834 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,121 |
| Which City in Germany? | 0 | - | 4.50 | 134,893 |
| Which City in Italy? | 0 | - | 4.55 | 78,111 |
| Which City in France? | 0 | - | 4.64 | 72,356 |
| Which City in Spain? | 0 | - | 4.50 | 49,409 |
| Which City in Australia? | 0 | - | 4.67 | 34,210 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,934 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,467 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,826 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,698 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,905 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,767 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,436 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,670 |
| South American Cities on the Map | 0 | - | 4.57 | 35,230 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,570 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,613 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,551 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,051 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,104 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,772 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,438 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,042 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,805 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,259 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,274 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,657 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,805 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,872 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,403 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,006 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,746 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,016 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,117 |
| The Only Country ... | 0 | - | 4.91 | 79,734 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,644 |
