| Europe Capital to Country | 0 | - | 4.99 | 249,333 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,428 |
| European Capitals by Map | 0 | - | 4.99 | 138,266 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,773 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,141 |
| European Coastal Capitals | 0 | - | 4.95 | 90,282 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,288 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,829 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,884 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,026 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,108 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,982 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,339 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,906 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 81,001 |
| Asia Capital to Country | 0 | - | 4.96 | 126,354 |
| African Capitals by Map | 0 | - | 4.99 | 133,090 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,926 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,432 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,794 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,412 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,681 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,470 |
| Random European Capital to Country | 0 | - | 4.98 | 190,469 |
| Random European Country to Capital | 0 | - | 4.93 | 163,914 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,968 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,028 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,937 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,386 |
| Official Cities in the UK | 0 | - | 4.89 | 282,696 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,764 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,158 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,622 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,985 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,398 |
| Capitals of the Stans | 0 | - | 4.95 | 26,683 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,841 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,676 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,843 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,012 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,101 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,027 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,155 |
| Random African Capital to Country | 0 | - | 4.97 | 100,354 |
| Random African Country to Capital | 0 | - | 4.94 | 70,954 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,566 |
| Name a City - European Countries | 0 | - | 4.91 | 65,086 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,280 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,032 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,584 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,864 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,961 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,038 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,804 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,287 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,706 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,296 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,358 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,173 |
| Cities in European History #1 | 0 | - | 4.63 | 133,695 |
| World Capitals Quiz | 0 | - | 5.00 | 5,058,158 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,043 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,760 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,361 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,315 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,414 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,234 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,712 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,463 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,344 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,121 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,890 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,519 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,763 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,622 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,379 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,720 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,704 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,206 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,653 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,554 |
| Find the City #1 | 0 | - | 4.97 | 42,601 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,808 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,171 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,196 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,820 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,423 |
| Countries by Capital City | 0 | - | 5.00 | 67,752 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,880 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,376 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,309 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,872 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,124 |
| Moved Capital Cities | 0 | - | 4.96 | 73,978 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,911 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,319 |
| Which City in Europe? | 0 | - | 4.83 | 107,104 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,390 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,436 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,093 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,093 |
| British Places A-Z | 0 | - | 4.29 | 79,788 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,907 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,826 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,873 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,465 |
| Random Country to Capital | 0 | - | 4.98 | 916,882 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,813 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,990 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,736 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,630 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,770 |
| Boroughs of London | 0 | - | 4.63 | 87,537 |
| London Geography | 0 | - | 4.47 | 59,599 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,037 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,215 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,672 |
| North American Sports Cities | 0 | - | 4.83 | 171,626 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,114 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,287 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,681 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,854 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,092 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,168 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,596 |
| Name a Valid World City | 0 | - | 4.83 | 70,822 |
| Cities by Former Name | 0 | - | 4.84 | 91,360 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,546 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,282 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,523 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,274 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,754 |
| World Capitals by Map | 0 | - | 5.00 | 285,273 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,083 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,079 |
| Capitals Starting With H | 0 | - | 4.90 | 91,866 |
| Capitals Starting With K | 0 | - | 4.85 | 76,045 |
| Capitals Starting With L | 0 | - | 4.81 | 87,275 |
| Capitals Starting With M | 0 | - | 4.93 | 106,786 |
| Capitals Starting With P | 0 | - | 4.88 | 77,556 |
| Capitals Starting With R | 0 | - | 4.87 | 81,321 |
| Capitals Starting With S | 0 | - | 4.89 | 85,189 |
| Capitals Starting With T | 0 | - | 4.84 | 75,660 |
| Capitals Starting With W | 0 | - | 4.87 | 90,940 |
| Capitals Starting With A | 0 | - | 4.97 | 127,106 |
| Capitals Starting With B | 0 | - | 4.89 | 117,767 |
| Capitals Starting With D | 0 | - | 4.93 | 95,833 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,019 |
| Which City in Canada? | 0 | - | 4.82 | 56,924 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,698 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,515 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,206 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,546 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,472 |
| North America Cities by Map | 0 | - | 4.41 | 47,740 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,690 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,274 |
| Random European City to Country | 0 | - | 4.69 | 117,381 |
| Random Asian City to Country | 0 | - | 4.56 | 44,455 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,519 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,627 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,879 |
| Former Capitals | 0 | - | 4.88 | 71,343 |
| Capital Cities Chain | 0 | - | 4.84 | 82,387 |
| Coldest World Capitals | 0 | - | 4.95 | 133,390 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,298 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,562 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,675 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,176 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,885 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,473 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,937 |
| US States and State Capitals | 0 | - | 4.99 | 160,861 |
| Which City in Germany? | 0 | - | 4.50 | 136,008 |
| Which City in Italy? | 0 | - | 4.67 | 89,886 |
| Which City in France? | 0 | - | 4.64 | 72,920 |
| Which City in Spain? | 0 | - | 4.50 | 49,853 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,626 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,784 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,273 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,792 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,513 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,112 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,531 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,644 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 100,799 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 34,394 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,216 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,222 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,770 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,101 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,216 |
| South American Cities on the Map | 0 | - | 4.56 | 35,350 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,666 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,298 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,830 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,547 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,699 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,002 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,816 |
