| Europe Capital to Country | 0 | - | 4.99 | 249,534 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,560 |
| European Capitals by Map | 0 | - | 4.99 | 138,525 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,865 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,223 |
| European Coastal Capitals | 0 | - | 4.95 | 90,366 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,527 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,879 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,966 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,070 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,741 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,934 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,044 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,045 |
| Asia Capital to Country | 0 | - | 4.96 | 126,460 |
| African Capitals by Map | 0 | - | 4.99 | 133,338 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,494 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,118 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,439 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,738 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,541 |
| Random European Capital to Country | 0 | - | 4.98 | 190,616 |
| Random European Country to Capital | 0 | - | 4.93 | 164,541 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,035 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,381 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,956 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,467 |
| Official Cities in the UK | 0 | - | 4.89 | 283,023 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,039 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,233 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,685 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,080 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,405 |
| Capitals of the Stans | 0 | - | 4.95 | 26,736 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,924 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,000 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,891 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,096 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,749 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,201 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,188 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,586 |
| Random African Capital to Country | 0 | - | 4.97 | 100,477 |
| Random African Country to Capital | 0 | - | 4.94 | 71,082 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,705 |
| Name a City - European Countries | 0 | - | 4.90 | 65,179 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,295 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,069 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,640 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,899 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,009 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,068 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,102 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,597 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,391 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,805 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,593 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,608 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,409 |
| Cities in European History #1 | 0 | - | 4.63 | 133,784 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,537 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,280 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,811 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,370 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,473 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,524 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,344 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,157 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,782 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,467 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,376 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,181 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,499 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,549 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,825 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,764 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,500 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,943 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,829 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,352 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,744 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,658 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,929 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,228 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,255 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,942 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,591 |
| Countries by Capital City | 0 | - | 5.00 | 67,893 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,957 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,452 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,592 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,945 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,149 |
| Moved Capital Cities | 0 | - | 4.96 | 74,041 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,941 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,394 |
| Which City in Europe? | 0 | - | 4.83 | 107,151 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,136 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,306 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,719 |
| British Places A-Z | 0 | - | 4.29 | 79,814 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,920 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,832 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,880 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,842 |
| Random Country to Capital | 0 | - | 4.98 | 918,147 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,843 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,007 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,743 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,781 |
| Boroughs of London | 0 | - | 4.63 | 87,673 |
| London Geography | 0 | - | 4.47 | 59,625 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,146 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,314 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,728 |
| North American Sports Cities | 0 | - | 4.83 | 171,742 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,235 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,304 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,696 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,864 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,101 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,244 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,647 |
| Name a Valid World City | 0 | - | 4.83 | 70,920 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,593 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,314 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,566 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,328 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,864 |
| World Capitals by Map | 0 | - | 5.00 | 285,568 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,142 |
| Capitals Starting With H | 0 | - | 4.90 | 92,061 |
| Capitals Starting With K | 0 | - | 4.85 | 79,668 |
| Capitals Starting With L | 0 | - | 4.81 | 87,511 |
| Capitals Starting With M | 0 | - | 4.93 | 107,089 |
| Capitals Starting With P | 0 | - | 4.88 | 77,767 |
| Capitals Starting With R | 0 | - | 4.87 | 81,456 |
| Capitals Starting With S | 0 | - | 4.89 | 85,376 |
| Capitals Starting With T | 0 | - | 4.84 | 75,817 |
| Capitals Starting With W | 0 | - | 4.87 | 91,039 |
| Capitals Starting With A | 0 | - | 4.97 | 127,359 |
| Capitals Starting With B | 0 | - | 4.89 | 117,991 |
| Capitals Starting With D | 0 | - | 4.93 | 96,009 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,033 |
| Which City in Canada? | 0 | - | 4.82 | 56,940 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,645 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,708 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,557 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,509 |
| North America Cities by Map | 0 | - | 4.41 | 47,758 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,771 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,542 |
| Random European City to Country | 0 | - | 4.69 | 117,453 |
| Random Asian City to Country | 0 | - | 4.56 | 44,457 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,679 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,684 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,945 |
| Former Capitals | 0 | - | 4.88 | 71,374 |
| Capital Cities Chain | 0 | - | 4.83 | 82,471 |
| Coldest World Capitals | 0 | - | 4.95 | 133,450 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,378 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,663 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,701 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,190 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,893 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,491 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,942 |
| US States and State Capitals | 0 | - | 4.99 | 161,227 |
| Which City in Germany? | 0 | - | 4.50 | 136,238 |
| Which City in Italy? | 0 | - | 4.67 | 89,980 |
| Which City in France? | 0 | - | 4.64 | 72,961 |
| Which City in Spain? | 0 | - | 4.50 | 49,877 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,787 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,555 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,010 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,489 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,000 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,608 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,335 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,852 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,927 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 101,018 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 34,603 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,224 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,275 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,795 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,116 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,251 |
| South American Cities on the Map | 0 | - | 4.56 | 35,383 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,675 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,380 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,859 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,610 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,741 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,030 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,894 |
