| South America Capitals Quiz | 0 | - | 5.00 | 485,988 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,785 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,783 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,398 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 50,010 |
| South American Cities on the Map | 0 | - | 4.52 | 35,593 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,420 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,566 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,879 |
| States of Brazil | 0 | - | 4.98 | 90,171 |
| Name a City - European Countries | 0 | - | 4.89 | 66,481 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,638 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,570 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,086 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,410 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,295 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,686 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,884 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,393 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,773 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,458 |
| Europe Capital to Country | 0 | - | 4.99 | 252,751 |
| Asia Capital to Country | 0 | - | 4.96 | 127,762 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,411 |
| European Capitals by Map | 0 | - | 4.99 | 142,767 |
| African Capitals by Map | 0 | - | 4.99 | 142,751 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,194 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,213 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,461 |
| European Coastal Capitals | 0 | - | 4.95 | 91,564 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,302 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,554 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,911 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,273 |
| World Capitals Quiz | 0 | - | 5.00 | 5,118,024 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,480 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,560 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,888 |
| Official Cities in the UK | 0 | - | 4.89 | 287,136 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,319 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,893 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,417 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,771 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,422 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,544 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,718 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,117 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,872 |
| Capitals of the Stans | 0 | - | 4.95 | 27,269 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,190 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,109 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,856 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,118 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,738 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,856 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,116 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,681 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,037 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,310 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,369 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,967 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,199 |
| Random European Capital to Country | 0 | - | 4.98 | 192,449 |
| Random European Country to Capital | 0 | - | 4.93 | 166,144 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,160 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,638 |
| Random African Capital to Country | 0 | - | 4.97 | 101,557 |
| Random African Country to Capital | 0 | - | 4.94 | 71,941 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,600 |
| Countries that Beat Brazil | 0 | - | 4.50 | 69,386 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,908 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,901 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,890 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,653 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,130 |
| Random U.S. City to State | 0 | - | 4.45 | 77,084 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,498 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,243 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,684 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,159 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,436 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,587 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,537 |
| Countries by Capital City | 0 | - | 5.00 | 69,767 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,262 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,432 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,715 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,230 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,036 |
| Moved Capital Cities | 0 | - | 4.96 | 74,774 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,391 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,480 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,627 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,893 |
| Which City in Europe? | 0 | - | 4.83 | 108,052 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,909 |
| Peru Country Quiz | 0 | - | 4.54 | 49,010 |
| Chile Country Quiz | 0 | - | 4.75 | 40,368 |
| Ecuador Country Quiz | 0 | - | 4.60 | 32,066 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,641 |
| North American Sports Cities | 0 | - | 4.82 | 173,362 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,620 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,118 |
| Name a Valid World City | 0 | - | 4.85 | 72,208 |
| Cities by Former Name | 0 | - | 4.83 | 92,230 |
| Capitals in their Native Languages | 0 | - | 4.95 | 134,012 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,075 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 70,035 |
| World Capitals by Map | 0 | - | 5.00 | 290,259 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,993 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,495 |
| Random Country to Capital | 0 | - | 4.98 | 931,094 |
| Capitals Starting With H | 0 | - | 4.91 | 93,507 |
| Capitals Starting With K | 0 | - | 4.89 | 84,569 |
| Capitals Starting With L | 0 | - | 4.81 | 96,176 |
| Capitals Starting With M | 0 | - | 4.94 | 109,466 |
| Capitals Starting With P | 0 | - | 4.88 | 79,186 |
| Capitals Starting With R | 0 | - | 4.89 | 82,654 |
| Capitals Starting With S | 0 | - | 4.90 | 86,752 |
| Capitals Starting With T | 0 | - | 4.86 | 76,997 |
| Capitals Starting With W | 0 | - | 4.87 | 91,831 |
| Capitals Starting With A | 0 | - | 4.97 | 129,369 |
| Capitals Starting With B | 0 | - | 4.89 | 119,725 |
| Capitals Starting With D | 0 | - | 4.94 | 97,369 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,496 |
| Cities in European History #1 | 0 | - | 4.63 | 134,990 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,488 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,933 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,978 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,522 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,253 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,957 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,668 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 247,256 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,702 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,204 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,922 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,826 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,345 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,293 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,064 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,455 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,930 |
| Which City in Latin America? | 0 | - | 4.63 | 47,190 |
| Which City in Canada? | 0 | - | 4.83 | 57,443 |
| Boroughs of New York City | 0 | - | 4.47 | 85,465 |
| Which South American Country? | 0 | - | 4.69 | 52,167 |
| Belize Country Quiz | 0 | - | 4.85 | 21,135 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,331 |
| South America Map Quiz | 0 | - | 5.00 | 1,559,378 |
| Flags of North and South America | 0 | - | 4.99 | 378,594 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,798 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,877 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,733 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,851 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,825 |
| North America Cities by Map | 0 | - | 4.41 | 47,983 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,142 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 216,956 |
| ALL California Cities | 0 | - | 4.37 | 43,304 |
| Random European City to Country | 0 | - | 4.69 | 118,588 |
| Random Asian City to Country | 0 | - | 4.56 | 44,656 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,892 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,753 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,038 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,525 |
| Former Capitals | 0 | - | 4.88 | 71,752 |
| Capital Cities Chain | 0 | - | 4.84 | 83,596 |
| Coldest World Capitals | 0 | - | 4.95 | 134,375 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,309 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,797 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,616 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,142 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,781 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,106 |
| US States and State Capitals | 0 | - | 4.99 | 166,225 |
| Venezuela Country Quiz | 0 | - | 4.51 | 30,794 |
| Paraguay Country Quiz | 0 | - | 4.54 | 25,451 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,446 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,966 |
| Guyana Country Quiz | 0 | - | 4.50 | 22,979 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,977 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,668 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,952 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,068 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,589 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,440 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,167 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,017 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,350 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,826 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,172 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,249 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,723 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,828 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,689 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,528 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,158 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,209 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,642 |
