| Asia Capitals Quiz | 0 | - | 4.98 | 685,818 |
| Asia Capital to Country | 0 | - | 4.96 | 125,745 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,120 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,167 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,679 |
| China A-Z | 0 | - | 4.55 | 66,724 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,662 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,131 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,194 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,703 |
| Name a City - European Countries | 0 | - | 4.92 | 64,379 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,064 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,795 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,619 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,719 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,334 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,796 |
| Europe Capital to Country | 0 | - | 4.99 | 247,701 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,436 |
| European Capitals by Map | 0 | - | 4.99 | 136,232 |
| African Capitals by Map | 0 | - | 4.99 | 132,150 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,201 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,172 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,594 |
| European Coastal Capitals | 0 | - | 4.95 | 89,735 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,765 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,782 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,771 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,415 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,976 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,975 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,821 |
| Official Cities in the UK | 0 | - | 4.89 | 280,492 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,802 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,650 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,825 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,657 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,403 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,109 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,699 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,437 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,760 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,666 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,900 |
| British Places A-Z | 0 | - | 4.29 | 79,604 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,189 |
| Random Asian City to Country | 0 | - | 4.56 | 44,391 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,915 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,346 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,730 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,388 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,820 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,238 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,231 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,775 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,030 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,183 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,787 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,437 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,152 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,036 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,235 |
| Random European Capital to Country | 0 | - | 4.98 | 189,188 |
| Random European Country to Capital | 0 | - | 4.92 | 147,441 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,391 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,401 |
| Random African Capital to Country | 0 | - | 4.97 | 99,735 |
| Random African Country to Capital | 0 | - | 4.94 | 70,228 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,761 |
| Hong Kong Facts | 0 | - | 4.48 | 29,176 |
| Countries that Border China | 0 | - | 4.96 | 261,803 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,931 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,744 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,584 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,468 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,919 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,927 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,641 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,591 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,603 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,814 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,418 |
| Countries by Capital City | 0 | - | 5.00 | 66,624 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,314 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,899 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,334 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,404 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,031 |
| Moved Capital Cities | 0 | - | 4.96 | 73,579 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,808 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,259 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,810 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,529 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Which City in Europe? | 0 | - | 4.83 | 106,611 |
| Hindu Countries | 0 | - | 4.85 | 49,565 |
| Countries that Beat China | 0 | - | 4.86 | 114,699 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,241 |
| Asia Map Quiz | 0 | - | 4.99 | 906,919 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,385 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,184 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,796 |
| Random Country to Capital | 0 | - | 4.98 | 911,495 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 27,966 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,341 |
| Which City in Asia? | 0 | - | 4.51 | 51,105 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,277 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,935 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,742 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,602 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,326 |
| Australia A-Z | 0 | - | 4.54 | 49,780 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,840 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,439 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,105 |
| North American Sports Cities | 0 | - | 4.83 | 170,883 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,914 |
| Cities in European History #1 | 0 | - | 4.63 | 133,108 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,193 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,561 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,014 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,715 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,182 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,090 |
| Cities by Former Name | 0 | - | 4.84 | 90,959 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,370 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,681 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,230 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,918 |
| World Capitals by Map | 0 | - | 5.00 | 283,157 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,657 |
| Capitals Starting With H | 0 | - | 4.90 | 90,854 |
| Capitals Starting With K | 0 | - | 4.85 | 75,677 |
| Capitals Starting With L | 0 | - | 4.81 | 86,824 |
| Capitals Starting With M | 0 | - | 4.93 | 106,039 |
| Capitals Starting With P | 0 | - | 4.88 | 77,181 |
| Capitals Starting With R | 0 | - | 4.87 | 80,966 |
| Capitals Starting With S | 0 | - | 4.89 | 84,797 |
| Capitals Starting With T | 0 | - | 4.84 | 75,285 |
| Capitals Starting With W | 0 | - | 4.89 | 90,603 |
| Capitals Starting With A | 0 | - | 4.97 | 126,541 |
| Capitals Starting With B | 0 | - | 4.89 | 117,283 |
| Capitals Starting With D | 0 | - | 4.93 | 95,373 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,180 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,168 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,327 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,788 |
| Which City in Canada? | 0 | - | 4.83 | 56,649 |
| Rome A-Z | 0 | - | 4.39 | 24,392 |
| Paris A-Z | 0 | - | 4.16 | 17,376 |
| Italy A-Z | 0 | - | 4.49 | 57,710 |
| Germany A-Z | 0 | - | 4.56 | 62,314 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,450 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,023 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,305 |
| North America Cities by Map | 0 | - | 4.41 | 47,611 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,183 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,099 |
| Random European City to Country | 0 | - | 4.69 | 116,306 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,669 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,327 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,170 |
| Former Capitals | 0 | - | 4.88 | 71,134 |
| Capital Cities Chain | 0 | - | 4.84 | 81,907 |
| Coldest World Capitals | 0 | - | 4.95 | 133,038 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,786 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,983 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,582 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,027 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,167 |
| US States and State Capitals | 0 | - | 4.99 | 158,468 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,713 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,569 |
| New York City A-Z | 0 | - | 4.18 | 32,190 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,858 |
| Countries of the Middle East | 0 | - | 4.96 | 198,882 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,697 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,473 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,752 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,390 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,227 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,340 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,912 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,836 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,143 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,092 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,570 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,022 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,714 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,320 |
| South American Cities on the Map | 0 | - | 4.57 | 35,241 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,690 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,593 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,089 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,633 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,274 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,599 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,795 |
