| Name a City - European Countries | 0 | - | 4.90 | 65,497 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,234 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,258 |
| Europe Capital to Country | 0 | - | 4.99 | 250,605 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,045 |
| European Capitals by Map | 0 | - | 4.99 | 139,617 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,192 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,532 |
| European Coastal Capitals | 0 | - | 4.95 | 90,709 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,560 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,270 |
| Official Cities in the UK | 0 | - | 4.89 | 284,187 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,127 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,238 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,351 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,270 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,680 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,551 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,738 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,937 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,301 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,169 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,903 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,465 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,366 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,842 |
| Which City in Europe? | 0 | - | 4.83 | 107,484 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,163 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,839 |
| Asia Capital to Country | 0 | - | 4.96 | 126,756 |
| African Capitals by Map | 0 | - | 4.99 | 134,042 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,991 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,546 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,630 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,413 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,878 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,115 |
| Cities in European History #1 | 0 | - | 4.63 | 134,115 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,367 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,777 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,881 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,930 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,306 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,233 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,574 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,420 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,922 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,211 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,475 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,348 |
| Monarchies of Europe | 0 | - | 4.90 | 98,244 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,341 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,987 |
| Random European City to Country | 0 | - | 4.69 | 117,789 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,042 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,903 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,593 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,186 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,230 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,638 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,610 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,228 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,135 |
| Russia A-Z | 0 | - | 4.46 | 27,256 |
| Capitals of the Stans | 0 | - | 4.95 | 26,877 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,001 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,556 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,454 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,882 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,764 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,612 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,253 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,729 |
| Random European Capital to Country | 0 | - | 4.98 | 191,061 |
| Random European Country to Capital | 0 | - | 4.93 | 165,278 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,534 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,851 |
| Random African Capital to Country | 0 | - | 4.97 | 100,800 |
| Random African Country to Capital | 0 | - | 4.94 | 71,323 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,421 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,788 |
| Rome A-Z | 0 | - | 4.39 | 24,492 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,792 |
| Paris A-Z | 0 | - | 4.16 | 17,453 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,214 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,228 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,876 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,342 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,891 |
| Italy A-Z | 0 | - | 4.49 | 58,368 |
| Germany A-Z | 0 | - | 4.56 | 62,652 |
| Scotland A-Z | 0 | - | 4.73 | 41,315 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,105 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,330 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,396 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,414 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,487 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,599 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,356 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,174 |
| Countries by Capital City | 0 | - | 5.00 | 68,476 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,268 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,745 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,790 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,024 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,310 |
| Moved Capital Cities | 0 | - | 4.96 | 74,282 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,892 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,038 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,608 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,242 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,159 |
| New York City A-Z | 0 | - | 4.18 | 32,315 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,514 |
| British Places A-Z | 0 | - | 4.29 | 79,919 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,956 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,849 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,418 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,443 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,810 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,927 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,085 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,423 |
| Random Country to Capital | 0 | - | 4.98 | 921,715 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,749 |
| European Cities by Clue | 0 | - | 4.70 | 89,081 |
| Boroughs of London | 0 | - | 4.63 | 88,003 |
| London Geography | 0 | - | 4.47 | 59,702 |
| Australia A-Z | 0 | - | 4.54 | 50,004 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,766 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,424 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,246,373 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,972 |
| North American Sports Cities | 0 | - | 4.83 | 172,525 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,890 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,748 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,136 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,469 |
| Cities by Former Name | 0 | - | 4.83 | 91,637 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,439 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,713 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,313 |
| World Capitals by Map | 0 | - | 5.00 | 287,107 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,399 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,353 |
| Capitals Starting With H | 0 | - | 4.91 | 92,655 |
| Capitals Starting With K | 0 | - | 4.88 | 83,682 |
| Capitals Starting With L | 0 | - | 4.81 | 88,184 |
| Capitals Starting With M | 0 | - | 4.93 | 107,956 |
| Capitals Starting With P | 0 | - | 4.88 | 78,286 |
| Capitals Starting With R | 0 | - | 4.87 | 81,924 |
| Capitals Starting With S | 0 | - | 4.90 | 85,889 |
| Capitals Starting With T | 0 | - | 4.85 | 76,242 |
| Capitals Starting With W | 0 | - | 4.87 | 91,357 |
| Capitals Starting With A | 0 | - | 4.97 | 128,189 |
| Capitals Starting With B | 0 | - | 4.89 | 118,617 |
| Capitals Starting With D | 0 | - | 4.93 | 96,549 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,162 |
| Which City in Canada? | 0 | - | 4.83 | 57,112 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,300 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,809 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,461 |
| The Only European Country ... | 0 | - | 4.91 | 217,032 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,370 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,257 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,537 |
| India A-Z | 0 | - | 4.42 | 34,154 |
| China A-Z | 0 | - | 4.55 | 67,307 |
| Counties of England | 0 | - | 4.97 | 797,928 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,844 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,603 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,592 |
| North America Cities by Map | 0 | - | 4.41 | 47,826 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,082 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,290 |
| Random Asian City to Country | 0 | - | 4.56 | 44,554 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,998 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,884 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,597 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,309 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,460 |
| Former Capitals | 0 | - | 4.88 | 71,494 |
| Capital Cities Chain | 0 | - | 4.83 | 82,845 |
| Coldest World Capitals | 0 | - | 4.95 | 133,609 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,672 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,010 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,756 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,248 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,127 |
| US States and State Capitals | 0 | - | 4.99 | 163,025 |
| Which City in Germany? | 0 | - | 4.50 | 136,655 |
| Which City in Italy? | 0 | - | 4.68 | 90,222 |
| Which City in France? | 0 | - | 4.64 | 73,132 |
| Which City in Spain? | 0 | - | 4.50 | 49,962 |
| Geography of Rome | 0 | - | 4.51 | 16,674 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,514 |
| Paris City Trivia | 0 | - | 4.31 | 35,562 |
| Venice Trivia | 0 | - | 4.45 | 10,471 |