| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,579 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,969 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,897 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,778 |
| Europe Capital to Country | 0 | - | 4.99 | 252,544 |
| Asia Capital to Country | 0 | - | 4.96 | 127,681 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,260 |
| European Capitals by Map | 0 | - | 4.99 | 142,494 |
| African Capitals by Map | 0 | - | 4.99 | 142,559 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,105 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,104 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,369 |
| European Coastal Capitals | 0 | - | 4.95 | 91,479 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,263 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,240 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,187 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,236 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,617 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,354 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,710 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,304 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,480 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,654 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,056 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,809 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,828 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,375 |
| Capitals of the Stans | 0 | - | 4.95 | 27,224 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,247 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,404 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,947 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,679 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,345 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,567 |
| Name a City - European Countries | 0 | - | 4.89 | 66,371 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,929 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,161 |
| Random European Capital to Country | 0 | - | 4.98 | 192,335 |
| Random European Country to Capital | 0 | - | 4.93 | 166,071 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,086 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,552 |
| Random African Capital to Country | 0 | - | 4.97 | 101,467 |
| Random African Country to Capital | 0 | - | 4.94 | 71,880 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,324 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,663 |
| South American Cities on the Map | 0 | - | 4.52 | 35,576 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,181 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,325 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,587 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,202 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,316 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,432 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,558 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,387 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,177 |
| Official Cities in the UK | 0 | - | 4.89 | 286,825 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,244 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,782 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,102 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,076 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,662 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,194 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,913 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,818 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,975 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,104 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,762 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,928 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,329 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,278 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,710 |
| States of Brazil | 0 | - | 4.98 | 90,021 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,006 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,649 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,494 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,971 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,281 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,345 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,540 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,078 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,338 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,421 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,362 |
| Countries by Capital City | 0 | - | 5.00 | 69,607 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,128 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,347 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,383 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,950 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,290 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,533 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,623 |
| Moved Capital Cities | 0 | - | 4.96 | 74,729 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,257 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,083 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,859 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,857 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,491 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,047 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,805 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,596 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,082 |
| Random U.S. City to State | 0 | - | 4.45 | 77,012 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,475 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,199 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,051 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,913 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,314 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,278 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,128 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,760 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,098 |
| Which City in Europe? | 0 | - | 4.83 | 107,990 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,343 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,972 |
| North American Sports Cities | 0 | - | 4.82 | 173,287 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,598 |
| Cities in European History #1 | 0 | - | 4.63 | 134,727 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,479 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,917 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,964 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,511 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,240 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,046 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,599 |
| Name a Valid World City | 0 | - | 4.85 | 72,125 |
| Cities by Former Name | 0 | - | 4.83 | 92,172 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,978 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,036 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,959 |
| World Capitals by Map | 0 | - | 5.00 | 289,903 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,921 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,962 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,466 |
| Random Country to Capital | 0 | - | 4.98 | 929,883 |
| Capitals Starting With H | 0 | - | 4.91 | 93,439 |
| Capitals Starting With K | 0 | - | 4.88 | 84,501 |
| Capitals Starting With L | 0 | - | 4.81 | 96,076 |
| Capitals Starting With M | 0 | - | 4.94 | 109,353 |
| Capitals Starting With P | 0 | - | 4.88 | 79,117 |
| Capitals Starting With R | 0 | - | 4.88 | 82,600 |
| Capitals Starting With S | 0 | - | 4.90 | 86,687 |
| Capitals Starting With T | 0 | - | 4.86 | 76,936 |
| Capitals Starting With W | 0 | - | 4.87 | 91,793 |
| Capitals Starting With A | 0 | - | 4.97 | 129,265 |
| Capitals Starting With B | 0 | - | 4.89 | 119,635 |
| Capitals Starting With D | 0 | - | 4.94 | 97,308 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,684 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,133 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,994 |
| Boroughs of New York City | 0 | - | 4.47 | 85,394 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,462 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,762 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,584 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,848 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,828 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,052 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,755 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,918 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,809 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,688 |
| Former Capitals | 0 | - | 4.88 | 71,723 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,965 |
| Capital Cities Chain | 0 | - | 4.84 | 83,511 |
| Solve the Secret Capital City | 0 | - | 4.81 | 164,722 |
| Coldest World Capitals | 0 | - | 4.95 | 134,272 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,244 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,966 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,706 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,447 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,879 |
| Which City in Canada? | 0 | - | 4.83 | 57,401 |
| Flags of North and South America | 0 | - | 4.99 | 377,997 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,340 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,782 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,148 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,239 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,719 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,798 |
| North America Cities by Map | 0 | - | 4.41 | 47,973 |
| ALL California Cities | 0 | - | 4.37 | 43,282 |
| Random European City to Country | 0 | - | 4.69 | 118,534 |
| Random Asian City to Country | 0 | - | 4.56 | 44,637 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,968 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,519 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,892 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,452 |
| US States and State Capitals | 0 | - | 4.99 | 165,928 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,896 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,425 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,263 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,079 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,965 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 65,024 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,707 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,812 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,662 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,471 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,092 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,167 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,595 |
