| South America Capitals Quiz | 0 | - | 5.00 | 481,125 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,014 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,396 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,543 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,576 |
| South American Cities on the Map | 0 | - | 4.53 | 35,412 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,745 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,732 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,058 |
| States of Brazil | 0 | - | 4.97 | 87,919 |
| Name a City - European Countries | 0 | - | 4.90 | 65,327 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,210 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,416 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,703 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,840 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,963 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,765 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,114 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,120 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,594 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,027 |
| Europe Capital to Country | 0 | - | 4.99 | 249,946 |
| Asia Capital to Country | 0 | - | 4.96 | 126,610 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,794 |
| European Capitals by Map | 0 | - | 4.99 | 139,012 |
| African Capitals by Map | 0 | - | 4.99 | 133,687 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,286 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,019 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,372 |
| European Coastal Capitals | 0 | - | 4.95 | 90,540 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,563 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,734 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,849 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,810 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,498 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,084 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,775 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,618 |
| Official Cities in the UK | 0 | - | 4.89 | 283,538 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,458 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,554 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,423 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,988 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,196 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,798 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,152 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,309 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,260 |
| Capitals of the Stans | 0 | - | 4.95 | 26,826 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,105 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,485 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,333 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,298 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,127 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,692 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,850 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,314 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,548 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,912 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,071 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,498 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,632 |
| Random European Capital to Country | 0 | - | 4.98 | 190,809 |
| Random European Country to Capital | 0 | - | 4.93 | 165,031 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,384 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,716 |
| Random African Capital to Country | 0 | - | 4.97 | 100,668 |
| Random African Country to Capital | 0 | - | 4.94 | 71,177 |
| Melbourne Suburbs | 0 | - | 4.85 | 53,057 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,571 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,498 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,550 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,386 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,053 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,303 |
| Random U.S. City to State | 0 | - | 4.45 | 76,266 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,256 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,707 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,169 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,353 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,435 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,157 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,893 |
| Countries by Capital City | 0 | - | 5.00 | 68,178 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,119 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,601 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,197 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,987 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,130 |
| Moved Capital Cities | 0 | - | 4.96 | 74,160 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,723 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,966 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,651 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,534 |
| Which City in Europe? | 0 | - | 4.83 | 107,359 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,476 |
| Peru Country Quiz | 0 | - | 4.54 | 48,649 |
| Chile Country Quiz | 0 | - | 4.77 | 40,038 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,846 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,858 |
| North American Sports Cities | 0 | - | 4.83 | 172,318 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,303 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,345 |
| Name a Valid World City | 0 | - | 4.83 | 71,134 |
| Cities by Former Name | 0 | - | 4.83 | 91,528 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,370 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,635 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,121 |
| World Capitals by Map | 0 | - | 5.00 | 286,172 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,257 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,295 |
| Random Country to Capital | 0 | - | 4.98 | 919,889 |
| Capitals Starting With H | 0 | - | 4.91 | 92,492 |
| Capitals Starting With K | 0 | - | 4.88 | 83,344 |
| Capitals Starting With L | 0 | - | 4.81 | 88,013 |
| Capitals Starting With M | 0 | - | 4.93 | 107,697 |
| Capitals Starting With P | 0 | - | 4.88 | 78,139 |
| Capitals Starting With R | 0 | - | 4.87 | 81,774 |
| Capitals Starting With S | 0 | - | 4.90 | 85,719 |
| Capitals Starting With T | 0 | - | 4.85 | 76,121 |
| Capitals Starting With W | 0 | - | 4.87 | 91,266 |
| Capitals Starting With A | 0 | - | 4.97 | 127,819 |
| Capitals Starting With B | 0 | - | 4.89 | 118,400 |
| Capitals Starting With D | 0 | - | 4.93 | 96,366 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,871 |
| Cities in European History #1 | 0 | - | 4.63 | 133,938 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,336 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,737 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,880 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,394 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,117 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,413 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,772 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,409 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,949 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,026 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,765 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,675 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,066 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,973 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,394 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,214 |
| Which City in Latin America? | 0 | - | 4.63 | 47,015 |
| Which City in Canada? | 0 | - | 4.83 | 57,054 |
| Boroughs of New York City | 0 | - | 4.47 | 84,569 |
| Which South American Country? | 0 | - | 4.69 | 51,932 |
| Belize Country Quiz | 0 | - | 4.85 | 20,964 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,207 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,078 |
| Flags of North and South America | 0 | - | 4.99 | 372,805 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,626 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,578 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,544 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,469 |
| North America Cities by Map | 0 | - | 4.41 | 47,797 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,918 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,924 |
| ALL California Cities | 0 | - | 4.37 | 43,036 |
| Random European City to Country | 0 | - | 4.69 | 117,618 |
| Random Asian City to Country | 0 | - | 4.56 | 44,486 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,836 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,771 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,131 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,448 |
| Former Capitals | 0 | - | 4.88 | 71,434 |
| Capital Cities Chain | 0 | - | 4.83 | 82,686 |
| Coldest World Capitals | 0 | - | 4.95 | 133,534 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,512 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,843 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,917 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,535 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,965 |
| US States and State Capitals | 0 | - | 4.99 | 162,070 |
| Venezuela Country Quiz | 0 | - | 4.51 | 30,591 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,280 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,256 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,810 |
| Guyana Country Quiz | 0 | - | 4.50 | 22,795 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,827 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,982 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,701 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,778 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,761 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,239 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,780 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,407 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,239 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,370 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,850 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,135 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,498 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,701 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,423 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,741 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,313 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,811 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,986 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,504 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,038 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,647 |
