| Name a City - European Countries | 0 | - | 4.92 | 64,348 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,757 |
| Europe Capital to Country | 0 | - | 4.99 | 247,488 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,402 |
| European Capitals by Map | 0 | - | 4.99 | 136,161 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,149 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,579 |
| European Coastal Capitals | 0 | - | 4.95 | 89,715 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,690 |
| Official Cities in the UK | 0 | - | 4.89 | 280,421 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,383 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,683 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,800 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,745 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,160 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,849 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,790 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,647 |
| Countries That Border Russia | 0 | - | 4.98 | 458,807 |
| Russia Country Quiz | 0 | - | 4.85 | 113,610 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,969 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,605 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,179 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,359 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,401 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,949 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,318 |
| Asia Capital to Country | 0 | - | 4.96 | 125,711 |
| African Capitals by Map | 0 | - | 4.99 | 132,115 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,081 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,172 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,664 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,248 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,608 |
| Which City in Europe? | 0 | - | 4.83 | 106,597 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,861 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,705 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,101 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,887 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,858 |
| Cities in European History #1 | 0 | - | 4.63 | 133,070 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,187 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,556 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,163 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,766 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,767 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,633 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,081 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,146 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,416 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,907 |
| Capitals of the Stans | 0 | - | 4.95 | 26,397 |
| Random European City to Country | 0 | - | 4.69 | 116,290 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,409 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,317 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,787 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,544 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,098 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,299 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,713 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,377 |
| US States and State Capitals | 0 | - | 4.99 | 158,400 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,828 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,021 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,319 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,706 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,173 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,615 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,235 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,896 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,622 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,577 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,567 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,373 |
| Countries by Capital City | 0 | - | 5.00 | 66,576 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,295 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,875 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,260 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,412 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,394 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,147 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,751 |
| Moved Capital Cities | 0 | - | 4.96 | 73,561 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,997 |
| Random European Capital to Country | 0 | - | 4.98 | 189,150 |
| Random European Country to Capital | 0 | - | 4.92 | 147,399 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,341 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,373 |
| Random African Capital to Country | 0 | - | 4.97 | 99,713 |
| Random African Country to Capital | 0 | - | 4.94 | 70,198 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,152 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,745 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,363 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,716 |
| Countries that Border Poland | 0 | - | 4.99 | 171,308 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,743 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,545 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,809 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,230 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,877 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,048 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,302 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,792 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,511 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,874 |
| European Cities by Clue | 0 | - | 4.70 | 88,793 |
| Boroughs of London | 0 | - | 4.63 | 87,015 |
| London Geography | 0 | - | 4.47 | 59,449 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,497 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,444 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,602 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,530 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,087 |
| North American Sports Cities | 0 | - | 4.83 | 170,860 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,906 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,800 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,776 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,275 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,613 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,697 |
| Name a Valid World City | 0 | - | 4.83 | 70,090 |
| Cities by Former Name | 0 | - | 4.84 | 90,940 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,223 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,888 |
| World Capitals by Map | 0 | - | 5.00 | 283,096 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,640 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,524 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,353 |
| Random Country to Capital | 0 | - | 4.98 | 911,362 |
| Capitals Starting With H | 0 | - | 4.90 | 90,675 |
| Capitals Starting With K | 0 | - | 4.85 | 75,655 |
| 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 | 84,779 |
| 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 | 126,505 |
| Capitals Starting With B | 0 | - | 4.89 | 117,252 |
| Capitals Starting With D | 0 | - | 4.93 | 95,351 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,312 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,905 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,479 |
| The Only European Country ... | 0 | - | 4.91 | 213,728 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,465 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,238 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,934 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,896 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,376 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,298 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,158 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,058 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,645 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,309 |
| Former Capitals | 0 | - | 4.88 | 71,129 |
| Capital Cities Chain | 0 | - | 4.84 | 81,892 |
| Coldest World Capitals | 0 | - | 4.95 | 133,030 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,769 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,201 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,960 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,837 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,169 |
| Which City in Canada? | 0 | - | 4.83 | 56,645 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,442 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,236 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,219 |
| Slavic Countries | 0 | - | 4.96 | 110,821 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,298 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,675 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,448 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,159 |
| Counties of England | 0 | - | 4.97 | 788,928 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,903 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,084 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,567 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,019 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,456 |
| North America Cities by Map | 0 | - | 4.41 | 47,607 |
| Random Asian City to Country | 0 | - | 4.56 | 44,386 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,119 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,559 |
| 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 |
| Geography of Rome | 0 | - | 4.51 | 16,625 |
| Paris City Trivia | 0 | - | 4.31 | 35,462 |
| Venice Trivia | 0 | - | 4.45 | 10,418 |
| Milan Trivia | 0 | - | 4.56 | 15,114 |
| Berlin City Trivia | 0 | - | 4.67 | 13,072 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,753 |
| Rome City Trivia | 0 | - | 4.49 | 20,582 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,063 |