| Name a City - European Countries | 0 | - | 4.92 | 64,614 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,768 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,091 |
| Europe Capital to Country | 0 | - | 4.99 | 248,290 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,743 |
| European Capitals by Map | 0 | - | 4.99 | 136,891 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,390 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,769 |
| European Coastal Capitals | 0 | - | 4.95 | 89,917 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,261 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,218 |
| Official Cities in the UK | 0 | - | 4.89 | 281,106 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,185 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,546 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,544 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,793 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,871 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,391 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,415 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,219 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,625 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,173 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,584 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,487 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,515 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,162 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,197 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,211 |
| Asia Capital to Country | 0 | - | 4.96 | 125,906 |
| African Capitals by Map | 0 | - | 4.99 | 132,415 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,419 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,250 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,489 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,190 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,477 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,005 |
| Which City in Europe? | 0 | - | 4.83 | 106,859 |
| World Capitals Quiz | 0 | - | 5.00 | 5,039,181 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,932 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,264 |
| Cities in European History #1 | 0 | - | 4.63 | 133,324 |
| European Cities by Map #2 | 0 | - | 4.47 | 47,227 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,592 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,291 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,911 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,417 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,784 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,313 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,297 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,784 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,652 |
| Monarchies of Europe | 0 | - | 4.90 | 97,475 |
| Capitals of the Stans | 0 | - | 4.95 | 26,500 |
| Random European City to Country | 0 | - | 4.69 | 116,772 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,608 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,716 |
| Europe Map Quiz | 0 | - | 5.00 | 4,736,719 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,031 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,620 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,954 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,536 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,727 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,662 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,512 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,371 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,250 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,356 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,043 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,763 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,446 |
| Find the City #1 | 0 | - | 4.97 | 42,263 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,247 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,851 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,801 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,960 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,776 |
| Countries by Capital City | 0 | - | 5.00 | 67,004 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,508 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,041 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,909 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,625 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,519 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,840 |
| Moved Capital Cities | 0 | - | 4.96 | 73,714 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,175 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,176 |
| Random European Capital to Country | 0 | - | 4.98 | 189,438 |
| Random European Country to Capital | 0 | - | 4.92 | 147,635 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,491 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,569 |
| Random African Capital to Country | 0 | - | 4.97 | 99,815 |
| Random African Country to Capital | 0 | - | 4.94 | 70,321 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,987 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,137 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,285 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,212 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,835 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,565 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,945 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,294 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,839 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,807 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,354 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,698 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,655 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,929 |
| European Cities by Clue | 0 | - | 4.70 | 88,854 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,617 |
| Boroughs of London | 0 | - | 4.63 | 87,190 |
| London Geography | 0 | - | 4.47 | 59,503 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,242 |
| North American Sports Cities | 0 | - | 4.83 | 171,073 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,963 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,820 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,798 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,299 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,639 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,034 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,865 |
| Name a Valid World City | 0 | - | 4.83 | 70,302 |
| Cities by Former Name | 0 | - | 4.84 | 91,083 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,773 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,322 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,168 |
| World Capitals by Map | 0 | - | 5.00 | 283,974 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,788 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,209 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,368 |
| Random Country to Capital | 0 | - | 4.98 | 912,946 |
| Capitals Starting With H | 0 | - | 4.90 | 91,478 |
| Capitals Starting With K | 0 | - | 4.85 | 75,814 |
| Capitals Starting With L | 0 | - | 4.81 | 86,977 |
| Capitals Starting With M | 0 | - | 4.93 | 106,307 |
| Capitals Starting With P | 0 | - | 4.88 | 77,306 |
| Capitals Starting With R | 0 | - | 4.87 | 81,081 |
| Capitals Starting With S | 0 | - | 4.89 | 84,938 |
| Capitals Starting With T | 0 | - | 4.84 | 75,407 |
| Capitals Starting With W | 0 | - | 4.89 | 90,723 |
| Capitals Starting With A | 0 | - | 4.97 | 126,719 |
| Capitals Starting With B | 0 | - | 4.89 | 117,435 |
| Capitals Starting With D | 0 | - | 4.93 | 95,525 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,785 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,362 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,847 |
| The Only European Country ... | 0 | - | 4.91 | 214,334 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,858 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,668 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,047 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,611 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,355 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,325 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,416 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,841 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,413 |
| Former Capitals | 0 | - | 4.88 | 71,201 |
| Capital Cities Chain | 0 | - | 4.84 | 82,038 |
| Coldest World Capitals | 0 | - | 4.95 | 133,116 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,927 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,364 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,130 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,307 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,370 |
| Which City in Canada? | 0 | - | 4.82 | 56,774 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,306 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,742 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,736 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,435 |
| Slavic Countries | 0 | - | 4.96 | 111,001 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,077 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,849 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,869 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,452 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,776 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,090 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,593 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,333 |
| Counties of England | 0 | - | 4.97 | 790,409 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,176 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,493 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,649 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,045 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,484 |
| North America Cities by Map | 0 | - | 4.41 | 47,650 |
| Random Asian City to Country | 0 | - | 4.56 | 44,412 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,348 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,410 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,397 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,605 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,060 |
| US States and State Capitals | 0 | - | 4.99 | 159,064 |
| Which City in Germany? | 0 | - | 4.50 | 135,539 |
| Which City in Italy? | 0 | - | 4.64 | 88,786 |
| Which City in France? | 0 | - | 4.64 | 72,731 |
| Which City in Spain? | 0 | - | 4.50 | 49,716 |
| Geography of Rome | 0 | - | 4.51 | 16,631 |
| Paris City Trivia | 0 | - | 4.31 | 35,475 |
| Venice Trivia | 0 | - | 4.45 | 10,427 |
| Milan Trivia | 0 | - | 4.56 | 15,128 |
| Berlin City Trivia | 0 | - | 4.67 | 13,108 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,762 |