| Europe Capital to Country | 0 | - | 4.99 | 248,047 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,559 |
| European Capitals by Map | 0 | - | 4.99 | 136,468 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,271 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,682 |
| European Coastal Capitals | 0 | - | 4.95 | 89,831 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,973 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,459 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,176 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,748 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,809 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,625 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,288 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,994 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,701 |
| Asia Capital to Country | 0 | - | 4.96 | 125,808 |
| African Capitals by Map | 0 | - | 4.99 | 132,255 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,253 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,210 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,002 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,216 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,444 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,120 |
| Random European Capital to Country | 0 | - | 4.98 | 189,313 |
| Random European Country to Capital | 0 | - | 4.92 | 147,535 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,495 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,495 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,809 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,886 |
| Official Cities in the UK | 0 | - | 4.89 | 280,735 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,033 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,702 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,218 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,519 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,359 |
| Capitals of the Stans | 0 | - | 4.95 | 26,443 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,278 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,087 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,436 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,548 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,412 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,523 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,438 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,496 |
| Random African Capital to Country | 0 | - | 4.97 | 99,756 |
| Random African Country to Capital | 0 | - | 4.94 | 70,275 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,149 |
| Name a City - European Countries | 0 | - | 4.92 | 64,485 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,165 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,790 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,298 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,666 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,567 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,899 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,214 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,414 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,401 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,915 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,018 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,423 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,053 |
| Cities in European History #1 | 0 | - | 4.63 | 133,199 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,779 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,337 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,265 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,284 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,463 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,817 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,836 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,276 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,334 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,196 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,670 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,863 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,275 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,291 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,843 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,864 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,414 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,848 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,296 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,035 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,122 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,017 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,690 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,645 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,698 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,518 |
| Countries by Capital City | 0 | - | 5.00 | 66,742 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,378 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,946 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,586 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,440 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,039 |
| Moved Capital Cities | 0 | - | 4.96 | 73,622 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,825 |
| Which City in Europe? | 0 | - | 4.83 | 106,751 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,958 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 97,129 |
| Biggest Cities in Italy | 0 | - | 4.75 | 239,580 |
| British Places A-Z | 0 | - | 4.29 | 79,628 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,826 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,785 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,786 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,712 |
| Random Country to Capital | 0 | - | 4.98 | 912,062 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,538 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,921 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,663 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,533 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,670 |
| Boroughs of London | 0 | - | 4.63 | 87,108 |
| London Geography | 0 | - | 4.47 | 59,477 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,549 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,814 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,515 |
| North American Sports Cities | 0 | - | 4.83 | 170,962 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,930 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,204 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,574 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,813 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,021 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,780 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,217 |
| Name a Valid World City | 0 | - | 4.83 | 70,195 |
| Cities by Former Name | 0 | - | 4.84 | 91,014 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,374 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,707 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,263 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,877 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,011 |
| World Capitals by Map | 0 | - | 5.00 | 283,365 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,701 |
| Capitals Starting With H | 0 | - | 4.90 | 91,210 |
| Capitals Starting With K | 0 | - | 4.85 | 75,729 |
| Capitals Starting With L | 0 | - | 4.81 | 86,891 |
| Capitals Starting With M | 0 | - | 4.93 | 106,153 |
| Capitals Starting With P | 0 | - | 4.88 | 77,241 |
| Capitals Starting With R | 0 | - | 4.87 | 81,018 |
| Capitals Starting With S | 0 | - | 4.89 | 84,854 |
| Capitals Starting With T | 0 | - | 4.84 | 75,338 |
| Capitals Starting With W | 0 | - | 4.89 | 90,654 |
| Capitals Starting With A | 0 | - | 4.97 | 126,608 |
| Capitals Starting With B | 0 | - | 4.89 | 117,353 |
| Capitals Starting With D | 0 | - | 4.93 | 95,442 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,932 |
| Which City in Canada? | 0 | - | 4.82 | 56,717 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,599 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,221 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,464 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,329 |
| North America Cities by Map | 0 | - | 4.41 | 47,626 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,245 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,228 |
| Random European City to Country | 0 | - | 4.69 | 116,713 |
| Random Asian City to Country | 0 | - | 4.56 | 44,398 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,742 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,371 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,286 |
| Former Capitals | 0 | - | 4.88 | 71,156 |
| Capital Cities Chain | 0 | - | 4.84 | 81,954 |
| Coldest World Capitals | 0 | - | 4.95 | 133,068 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,837 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,032 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,595 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,037 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,798 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,347 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,857 |
| US States and State Capitals | 0 | - | 4.99 | 158,736 |
| Which City in Germany? | 0 | - | 4.50 | 135,313 |
| Which City in Italy? | 0 | - | 4.62 | 86,083 |
| Which City in France? | 0 | - | 4.64 | 72,610 |
| Which City in Spain? | 0 | - | 4.50 | 49,611 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,583 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,805 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,284 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,078 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,916 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,033 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,848 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,571 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,861 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,878 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 33,926 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,148 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,707 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,598 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,033 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,756 |
| South American Cities on the Map | 0 | - | 4.57 | 35,252 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,594 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,757 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,615 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,123 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,354 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,820 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,489 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,130 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,825 |
