| Nordic Countries and Capitals | 0 | - | 4.95 | 83,426 |
| Europe Capital to Country | 0 | - | 4.99 | 249,151 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,325 |
| European Capitals by Map | 0 | - | 4.99 | 138,053 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,711 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,080 |
| European Coastal Capitals | 0 | - | 4.95 | 90,215 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,128 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,784 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,775 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,982 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,065 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,381 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,840 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,805 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,962 |
| Asia Capital to Country | 0 | - | 4.96 | 126,266 |
| African Capitals by Map | 0 | - | 4.99 | 132,990 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,836 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,400 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,528 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,393 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,644 |
| Random European Capital to Country | 0 | - | 4.98 | 190,299 |
| Random European Country to Capital | 0 | - | 4.93 | 161,972 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,902 |
| Official Cities in the UK | 0 | - | 4.89 | 282,457 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,664 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,538 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,089 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,577 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,923 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,330 |
| Capitals of the Stans | 0 | - | 4.95 | 26,651 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,770 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,445 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,796 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,500 |
| Name a City - European Countries | 0 | - | 4.91 | 65,005 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,021 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,396 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,962 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,075 |
| Random African Capital to Country | 0 | - | 4.97 | 100,259 |
| Random African Country to Capital | 0 | - | 4.94 | 70,868 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,927 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,562 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,841 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,898 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,023 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,601 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,207 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,602 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,264 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,001 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,126 |
| Cities in European History #1 | 0 | - | 4.63 | 133,624 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,899 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,929 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,237 |
| Boroughs of London | 0 | - | 4.63 | 87,475 |
| London Geography | 0 | - | 4.47 | 59,592 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,999 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,346 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,170 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,954 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,705 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,976 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,192 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,352 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,596 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,668 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,455 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,321 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,058 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,480 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,694 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,544 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,745 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,762 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,306 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,567 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,599 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,240 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,568 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,498 |
| Find the City #1 | 0 | - | 4.97 | 42,548 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,707 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,115 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,144 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,713 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,322 |
| Countries by Capital City | 0 | - | 5.00 | 67,634 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,830 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,324 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,063 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,792 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,117 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,859 |
| Moved Capital Cities | 0 | - | 4.96 | 73,947 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,897 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,251 |
| Which City in Europe? | 0 | - | 4.83 | 107,075 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,985 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,311 |
| North American Sports Cities | 0 | - | 4.83 | 171,540 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,080 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,822 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,108 |
| Name a Valid World City | 0 | - | 4.83 | 70,751 |
| Cities by Former Name | 0 | - | 4.84 | 91,318 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,260 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,488 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,655 |
| World Capitals by Map | 0 | - | 5.00 | 285,069 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,029 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,610 |
| Random Country to Capital | 0 | - | 4.98 | 916,160 |
| Capitals Starting With H | 0 | - | 4.90 | 91,808 |
| Capitals Starting With K | 0 | - | 4.85 | 76,005 |
| Capitals Starting With L | 0 | - | 4.81 | 87,223 |
| Capitals Starting With M | 0 | - | 4.93 | 106,689 |
| Capitals Starting With P | 0 | - | 4.88 | 77,510 |
| Capitals Starting With R | 0 | - | 4.87 | 81,285 |
| Capitals Starting With S | 0 | - | 4.89 | 85,140 |
| Capitals Starting With T | 0 | - | 4.84 | 75,622 |
| Capitals Starting With W | 0 | - | 4.87 | 90,904 |
| Capitals Starting With A | 0 | - | 4.97 | 127,043 |
| Capitals Starting With B | 0 | - | 4.89 | 117,708 |
| Capitals Starting With D | 0 | - | 4.93 | 95,786 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,590 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,963 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,278 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,668 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,847 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,085 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,544 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,529 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,228 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,071 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,766 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,983 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,722 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,616 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,005 |
| Which City in Canada? | 0 | - | 4.82 | 56,895 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,032 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,520 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,450 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,978 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,532 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,454 |
| North America Cities by Map | 0 | - | 4.41 | 47,729 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,630 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,158 |
| Random European City to Country | 0 | - | 4.69 | 117,242 |
| Random Asian City to Country | 0 | - | 4.56 | 44,445 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,202 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,593 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,807 |
| Former Capitals | 0 | - | 4.88 | 71,315 |
| Capital Cities Chain | 0 | - | 4.84 | 82,330 |
| Coldest World Capitals | 0 | - | 4.95 | 133,258 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,243 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,500 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,665 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,152 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,876 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,452 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,921 |
| US States and State Capitals | 0 | - | 4.99 | 160,597 |
| Geography of Rome | 0 | - | 4.51 | 16,644 |
| Paris City Trivia | 0 | - | 4.31 | 35,513 |
| Venice Trivia | 0 | - | 4.45 | 10,442 |
| Milan Trivia | 0 | - | 4.56 | 15,151 |
| Berlin City Trivia | 0 | - | 4.67 | 13,158 |
| Rome City Trivia | 0 | - | 4.49 | 20,632 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,507 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,015 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,630 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,889 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,636 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,451 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,076 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,208 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,175 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,754 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,095 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,180 |
| South American Cities on the Map | 0 | - | 4.56 | 35,333 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,656 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,211 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,807 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,429 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,649 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,975 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,729 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 66,795 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,316 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,878 |
