| US States and State Capitals | 0 | - | 4.99 | 160,219 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,610 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,019 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,244 |
| Which City in Canada? | 0 | - | 4.82 | 56,855 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,007 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,604 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,020 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,440 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,405 |
| Name a City - European Countries | 0 | - | 4.91 | 64,829 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,829 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,991 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,738 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,048 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,304 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,339 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,093 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,445 |
| Europe Capital to Country | 0 | - | 4.99 | 248,914 |
| Asia Capital to Country | 0 | - | 4.96 | 126,172 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,144 |
| European Capitals by Map | 0 | - | 4.99 | 137,724 |
| African Capitals by Map | 0 | - | 4.99 | 132,827 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,725 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,599 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,973 |
| European Coastal Capitals | 0 | - | 4.95 | 90,105 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,352 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,227 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,782 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,585 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,091 |
| Official Cities in the UK | 0 | - | 4.89 | 282,146 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,199 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,216 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,978 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,691 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,587 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,515 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,920 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,820 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,552 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,991 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,609 |
| U.S. State Flags | 0 | - | 4.89 | 168,825 |
| Hawaiian Islands | 0 | - | 4.83 | 42,564 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,516 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,639 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,140 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,098 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,542 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,726 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,640 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,912 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,729 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,969 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,112 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,662 |
| Boroughs of New York City | 0 | - | 4.47 | 84,327 |
| Seattle City Trivia | 0 | - | 4.20 | 26,310 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 115,862 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,949 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,492 |
| Capitals of the Stans | 0 | - | 4.95 | 26,602 |
| ALL California Cities | 0 | - | 4.37 | 42,933 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,814 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,899 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,350 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,295 |
| Random European Capital to Country | 0 | - | 4.98 | 189,763 |
| Random European Country to Capital | 0 | - | 4.92 | 147,868 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,669 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,774 |
| Random African Capital to Country | 0 | - | 4.97 | 100,031 |
| Random African Country to Capital | 0 | - | 4.94 | 70,553 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,322 |
| Which City in the United States? | 0 | - | 4.21 | 56,847 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,763 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,804 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,016 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,877 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,145 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,121 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,077 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,754 |
| Random U.S. City to State | 0 | - | 4.45 | 75,729 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,941 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,265 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,106 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,411 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,385 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,582 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,443 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,716 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,909 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,497 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,801 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,219 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,596 |
| Which City in Europe? | 0 | - | 4.83 | 107,002 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,670 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,647 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,461 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,502 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,313 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,541 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,107 |
| Find the City #1 | 0 | - | 4.97 | 42,484 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,594 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,051 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,053 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,317 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,169 |
| Countries by Capital City | 0 | - | 5.00 | 67,471 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,742 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,246 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,701 |
| Moved Capital Cities | 0 | - | 4.96 | 73,882 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,219 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,135 |
| Random Country to Capital | 0 | - | 4.98 | 914,955 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,714 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,968 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,599 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,319 |
| Which City in California? | 0 | - | 4.56 | 31,970 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,929 |
| Miami City Trivia | 0 | - | 4.60 | 11,213 |
| Dallas City Trivia | 0 | - | 4.46 | 6,804 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 622,375 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,747 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,423 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,322 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,043 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,054 |
| North American Sports Cities | 0 | - | 4.83 | 171,379 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,034 |
| Cities in European History #1 | 0 | - | 4.63 | 133,543 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,263 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,643 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,840 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,070 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,483 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,321 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,036 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,457 |
| Name a Valid World City | 0 | - | 4.83 | 70,605 |
| Cities by Former Name | 0 | - | 4.84 | 91,262 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,212 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,446 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,162 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,501 |
| World Capitals by Map | 0 | - | 5.00 | 284,799 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,975 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,052 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,031 |
| Capitals Starting With H | 0 | - | 4.90 | 91,717 |
| Capitals Starting With K | 0 | - | 4.85 | 75,930 |
| Capitals Starting With L | 0 | - | 4.81 | 87,143 |
| Capitals Starting With M | 0 | - | 4.93 | 106,579 |
| Capitals Starting With P | 0 | - | 4.88 | 77,443 |
| Capitals Starting With R | 0 | - | 4.87 | 81,226 |
| Capitals Starting With S | 0 | - | 4.89 | 85,065 |
| Capitals Starting With T | 0 | - | 4.84 | 75,554 |
| Capitals Starting With W | 0 | - | 4.87 | 90,848 |
| Capitals Starting With A | 0 | - | 4.97 | 126,928 |
| Capitals Starting With B | 0 | - | 4.89 | 117,618 |
| Capitals Starting With D | 0 | - | 4.93 | 95,695 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,983 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,368 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,903 |
| Which City in Latin America? | 0 | - | 4.63 | 46,931 |
| New York City A-Z | 0 | - | 4.18 | 32,238 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,788 |
| Colorado Counties | 0 | - | 4.44 | 26,487 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,661 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,208 |
| Random U.S. Sports Team to State | 0 | - | 4.36 | 26,540 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,286 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,745 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,615 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,466 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,354 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,018 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,053 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,977 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,587 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,745 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,433 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,431 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,315 |
| North America Cities by Map | 0 | - | 4.41 | 47,703 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,543 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,905 |
| Random European City to Country | 0 | - | 4.69 | 116,959 |
| Random Asian City to Country | 0 | - | 4.56 | 44,434 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,101 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,340 |
