| South America Capitals Quiz | 0 | - | 5.00 | 485,197 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,501 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,399 |
| South American Cities on the Map | 0 | - | 4.52 | 35,565 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,103 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,190 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,719 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,650 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,322 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,256 |
| Name a City - European Countries | 0 | - | 4.89 | 66,245 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,024 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,472 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,557 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,080 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,158 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,498 |
| Europe Capital to Country | 0 | - | 4.99 | 252,261 |
| Asia Capital to Country | 0 | - | 4.96 | 127,613 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,089 |
| European Capitals by Map | 0 | - | 4.99 | 142,272 |
| African Capitals by Map | 0 | - | 4.99 | 142,342 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,007 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,970 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,253 |
| European Coastal Capitals | 0 | - | 4.95 | 91,383 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,225 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,908 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,951 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,198 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,757 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,348 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,286 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,929 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,182 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,729 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,275 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,168 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,162 |
| Official Cities in the UK | 0 | - | 4.89 | 286,519 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,171 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,289 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,635 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,196 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,432 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,616 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,995 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,746 |
| Capitals of the Stans | 0 | - | 4.95 | 27,182 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,708 |
| North America Cities by Map | 0 | - | 4.41 | 47,957 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,647 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,003 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,473 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,717 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,593 |
| Central American Countries | 0 | - | 4.98 | 157,407 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,636 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,791 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,699 |
| States of Brazil | 0 | - | 4.97 | 89,860 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,932 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,618 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,387 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,883 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,241 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,330 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,442 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,020 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,262 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,308 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,236 |
| Countries by Capital City | 0 | - | 5.00 | 69,491 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,917 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,275 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,087 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,872 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,843 |
| Moved Capital Cities | 0 | - | 4.96 | 74,689 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,119 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,832 |
| Random European Capital to Country | 0 | - | 4.98 | 192,227 |
| Random European Country to Capital | 0 | - | 4.93 | 165,973 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,036 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,496 |
| Random African Capital to Country | 0 | - | 4.97 | 101,395 |
| Random African Country to Capital | 0 | - | 4.95 | 71,795 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,405 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,833 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,706 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,310 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,040 |
| Random U.S. City to State | 0 | - | 4.45 | 76,964 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,151 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,181 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,287 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,399 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,457 |
| Which City in Europe? | 0 | - | 4.83 | 107,923 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,413 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,824 |
| Peru Country Quiz | 0 | - | 4.54 | 48,949 |
| Chile Country Quiz | 0 | - | 4.75 | 40,311 |
| Ecuador Country Quiz | 0 | - | 4.60 | 32,023 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,848 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,502 |
| North American Sports Cities | 0 | - | 4.82 | 173,201 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,581 |
| Cities in European History #1 | 0 | - | 4.63 | 134,666 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,952 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,464 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,901 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,958 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,648 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,498 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,224 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,987 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,533 |
| Cities by Former Name | 0 | - | 4.83 | 92,108 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,951 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,007 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,895 |
| World Capitals by Map | 0 | - | 5.00 | 289,640 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,861 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,568 |
| Random Country to Capital | 0 | - | 4.98 | 929,023 |
| Capitals Starting With H | 0 | - | 4.91 | 93,379 |
| Capitals Starting With K | 0 | - | 4.88 | 84,453 |
| Capitals Starting With M | 0 | - | 4.94 | 109,260 |
| Capitals Starting With P | 0 | - | 4.88 | 79,057 |
| Capitals Starting With R | 0 | - | 4.88 | 82,546 |
| Capitals Starting With S | 0 | - | 4.90 | 86,621 |
| Capitals Starting With T | 0 | - | 4.86 | 76,878 |
| Capitals Starting With W | 0 | - | 4.87 | 91,765 |
| Capitals Starting With A | 0 | - | 4.97 | 129,176 |
| Capitals Starting With B | 0 | - | 4.89 | 119,569 |
| Capitals Starting With D | 0 | - | 4.94 | 97,259 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,623 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,176 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,895 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,803 |
| Boroughs of New York City | 0 | - | 4.47 | 85,353 |
| Which South American Country? | 0 | - | 4.69 | 52,128 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,207 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,427 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,746 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,321 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,800 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,977 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,596 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,664 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,729 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,623 |
| Former Capitals | 0 | - | 4.88 | 71,700 |
| Capital Cities Chain | 0 | - | 4.84 | 83,440 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,878 |
| Coldest World Capitals | 0 | - | 4.95 | 134,188 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,196 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,630 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,900 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,817 |
| Which City in Canada? | 0 | - | 4.83 | 57,380 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,225 |
| Belize Country Quiz | 0 | - | 4.85 | 21,105 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,308 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,857 |
| Flags of North and South America | 0 | - | 4.99 | 377,405 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,529 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,757 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,120 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,755 |
| ALL California Cities | 0 | - | 4.37 | 43,257 |
| Random European City to Country | 0 | - | 4.69 | 118,492 |
| Random Asian City to Country | 0 | - | 4.56 | 44,624 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,882 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,511 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,255 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,110 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,736 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,082 |
| US States and State Capitals | 0 | - | 4.99 | 165,612 |
| Which City in Latin America? | 0 | - | 4.63 | 47,160 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,271 |
| Venezuela Country Quiz | 0 | - | 4.51 | 30,752 |
| Paraguay Country Quiz | 0 | - | 4.54 | 25,421 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,407 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,942 |
| Guyana Country Quiz | 0 | - | 4.50 | 22,940 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,712 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,275 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,082 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,975 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,920 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,502 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,693 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,806 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,629 |
