| Name a City - European Countries | 0 | - | 4.92 | 64,314 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,631 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,711 |
| Europe Capital to Country | 0 | - | 4.99 | 247,388 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,359 |
| European Capitals by Map | 0 | - | 4.99 | 136,082 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,107 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,556 |
| European Coastal Capitals | 0 | - | 4.95 | 89,688 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,164 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,643 |
| Official Cities in the UK | 0 | - | 4.89 | 280,324 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,362 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,664 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,730 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,137 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,131 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,774 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,747 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,193 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,067 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,743 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,230 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,381 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,853 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,289 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,790 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,986 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,163 |
| World Capitals Quiz | 0 | - | 5.00 | 5,028,164 |
| Asia Capital to Country | 0 | - | 4.96 | 125,673 |
| African Capitals by Map | 0 | - | 4.99 | 132,092 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,038 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,160 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,530 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,393 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,771 |
| Which City in Europe? | 0 | - | 4.83 | 106,578 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,800 |
| Cities in European History #1 | 0 | - | 4.63 | 133,036 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,184 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,552 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,069 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,147 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,448 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,746 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,997 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,683 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,594 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,055 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,119 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,672 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,395 |
| Monarchies of Europe | 0 | - | 4.90 | 97,255 |
| Capitals of the Stans | 0 | - | 4.95 | 26,383 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,912 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,301 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,972 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,244 |
| Random European City to Country | 0 | - | 4.69 | 116,262 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,190 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,639 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,333 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,426 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,458 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,155 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,470 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,314 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,665 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,597 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,177 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,864 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,603 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,554 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,522 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,312 |
| Countries by Capital City | 0 | - | 5.00 | 66,534 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,264 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,851 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,141 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,364 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,733 |
| Moved Capital Cities | 0 | - | 4.96 | 73,544 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,723 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,383 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,359 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,978 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,879 |
| Random European Capital to Country | 0 | - | 4.98 | 189,110 |
| Random European Country to Capital | 0 | - | 4.92 | 147,375 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,307 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,350 |
| Random African Capital to Country | 0 | - | 4.97 | 99,691 |
| Random African Country to Capital | 0 | - | 4.94 | 70,167 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,014 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,700 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,550 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,906 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,091 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,067 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,057 |
| North American Sports Cities | 0 | - | 4.83 | 170,809 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,901 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,808 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,775 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,602 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,627 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,670 |
| Name a Valid World City | 0 | - | 4.83 | 70,051 |
| Cities by Former Name | 0 | - | 4.84 | 90,908 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,151 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,658 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,213 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,787 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,779 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,847 |
| World Capitals by Map | 0 | - | 5.00 | 282,991 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,621 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,025 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,226 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,588 |
| Random Country to Capital | 0 | - | 4.98 | 911,001 |
| Capitals Starting With H | 0 | - | 4.90 | 90,245 |
| Capitals Starting With K | 0 | - | 4.85 | 75,617 |
| Capitals Starting With L | 0 | - | 4.81 | 86,748 |
| Capitals Starting With M | 0 | - | 4.93 | 105,940 |
| Capitals Starting With P | 0 | - | 4.88 | 77,113 |
| Capitals Starting With R | 0 | - | 4.87 | 80,905 |
| Capitals Starting With S | 0 | - | 4.89 | 84,730 |
| Capitals Starting With T | 0 | - | 4.84 | 75,232 |
| Capitals Starting With W | 0 | - | 4.89 | 90,549 |
| Capitals Starting With A | 0 | - | 4.97 | 126,442 |
| Capitals Starting With B | 0 | - | 4.89 | 117,198 |
| Capitals Starting With D | 0 | - | 4.93 | 95,288 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,466 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,845 |
| European Cities by Clue | 0 | - | 4.70 | 88,781 |
| Boroughs of London | 0 | - | 4.63 | 86,998 |
| London Geography | 0 | - | 4.47 | 59,437 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,836 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,421 |
| The Only European Country ... | 0 | - | 4.91 | 213,623 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,411 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,172 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,273 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,007 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,350 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,260 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,921 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,812 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,588 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,521 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,184 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,138 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,075 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,557 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,013 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,285 |
| North America Cities by Map | 0 | - | 4.41 | 47,600 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,133 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,973 |
| Random Asian City to Country | 0 | - | 4.56 | 44,380 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,583 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,291 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,043 |
| Former Capitals | 0 | - | 4.88 | 71,112 |
| Capital Cities Chain | 0 | - | 4.84 | 81,864 |
| Coldest World Capitals | 0 | - | 4.95 | 133,013 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,731 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,186 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,931 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,765 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,521 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,127 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,044 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,799 |
| Which City in Canada? | 0 | - | 4.82 | 56,630 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,095 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,342 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,163 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,193 |
| Slavic Countries | 0 | - | 4.96 | 110,803 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,853 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,239 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,637 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,237 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,636 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,832 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,429 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,096 |
| Counties of England | 0 | - | 4.97 | 788,709 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,727 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,888 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,746 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,936 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,787 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,065 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,270 |
