| Europe Capital to Country | 0 | - | 4.99 | 247,502 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,403 |
| European Capitals by Map | 0 | - | 4.99 | 136,170 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,149 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,580 |
| European Coastal Capitals | 0 | - | 4.95 | 89,715 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,694 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,387 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,081 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,683 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,745 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,973 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,616 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,793 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,648 |
| Asia Capital to Country | 0 | - | 4.96 | 125,711 |
| African Capitals by Map | 0 | - | 4.99 | 132,117 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,094 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,173 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,666 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,179 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,408 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,002 |
| Random European Capital to Country | 0 | - | 4.98 | 189,156 |
| Random European Country to Capital | 0 | - | 4.92 | 147,403 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,403 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,115 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,793 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,800 |
| Official Cities in the UK | 0 | - | 4.89 | 280,426 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,774 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,635 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,146 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,417 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,353 |
| Capitals of the Stans | 0 | - | 4.95 | 26,397 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,165 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,856 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,379 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,319 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,347 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,413 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,341 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,374 |
| Random African Capital to Country | 0 | - | 4.97 | 99,713 |
| Random African Country to Capital | 0 | - | 4.94 | 70,200 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,088 |
| Name a City - European Countries | 0 | - | 4.92 | 64,351 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,147 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,751 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,249 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,608 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,513 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,875 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,952 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.87 | 94,263 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,318 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,761 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,839 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,315 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,864 |
| Cities in European History #1 | 0 | - | 4.63 | 133,070 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,768 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,246 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,170 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,276 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,301 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,713 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,766 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,204 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,320 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,173 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,617 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,453 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,228 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,153 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,745 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,801 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,172 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,709 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,241 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,877 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,050 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,898 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,622 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,578 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,568 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,374 |
| Countries by Capital City | 0 | - | 5.00 | 66,576 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,298 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,876 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,262 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,396 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,029 |
| Moved Capital Cities | 0 | - | 4.96 | 73,561 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,807 |
| Which City in Europe? | 0 | - | 4.83 | 106,598 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,935 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 96,985 |
| Biggest Cities in Italy | 0 | - | 4.75 | 239,379 |
| British Places A-Z | 0 | - | 4.29 | 79,592 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,810 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,776 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,782 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,542 |
| Random Country to Capital | 0 | - | 4.98 | 911,371 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,510 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,904 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,653 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,519 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,651 |
| Boroughs of London | 0 | - | 4.63 | 87,017 |
| London Geography | 0 | - | 4.47 | 59,450 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,483 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,748 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,502 |
| North American Sports Cities | 0 | - | 4.83 | 170,860 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,906 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,189 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,556 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,800 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,699 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,163 |
| Name a Valid World City | 0 | - | 4.83 | 70,091 |
| Cities by Former Name | 0 | - | 4.84 | 90,942 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,365 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,223 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,795 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,891 |
| World Capitals by Map | 0 | - | 5.00 | 283,102 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,641 |
| Capitals Starting With H | 0 | - | 4.90 | 90,683 |
| Capitals Starting With K | 0 | - | 4.85 | 75,656 |
| Capitals Starting With L | 0 | - | 4.81 | 86,799 |
| Capitals Starting With M | 0 | - | 4.93 | 106,007 |
| Capitals Starting With P | 0 | - | 4.88 | 77,159 |
| Capitals Starting With R | 0 | - | 4.87 | 80,948 |
| Capitals Starting With S | 0 | - | 4.89 | 84,780 |
| Capitals Starting With T | 0 | - | 4.84 | 75,268 |
| Capitals Starting With W | 0 | - | 4.89 | 90,587 |
| Capitals Starting With A | 0 | - | 4.97 | 126,506 |
| Capitals Starting With B | 0 | - | 4.89 | 117,252 |
| Capitals Starting With D | 0 | - | 4.93 | 95,351 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,919 |
| Which City in Canada? | 0 | - | 4.83 | 56,645 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,508 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,908 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,456 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,298 |
| North America Cities by Map | 0 | - | 4.41 | 47,609 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,158 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,061 |
| Random European City to Country | 0 | - | 4.69 | 116,291 |
| Random Asian City to Country | 0 | - | 4.56 | 44,387 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,648 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,313 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,122 |
| Former Capitals | 0 | - | 4.88 | 71,129 |
| Capital Cities Chain | 0 | - | 4.84 | 81,893 |
| Coldest World Capitals | 0 | - | 4.95 | 133,033 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,769 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,962 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,580 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,020 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,784 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,324 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,840 |
| US States and State Capitals | 0 | - | 4.99 | 158,404 |
| Which City in Germany? | 0 | - | 4.50 | 134,958 |
| Which City in Italy? | 0 | - | 4.55 | 78,141 |
| Which City in France? | 0 | - | 4.64 | 72,390 |
| Which City in Spain? | 0 | - | 4.50 | 49,428 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,304 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,682 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,066 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,936 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,800 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,961 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,811 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,406 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,751 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,744 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 33,855 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,086 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,567 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,019 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,707 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,579 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,675 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,586 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,083 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,240 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,791 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,461 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,091 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,814 |
