| US States and State Capitals | 0 | - | 4.99 | 165,295 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,696 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,930 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,839 |
| Which City in Canada? | 0 | - | 4.83 | 57,351 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.86 | 18,477 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,486 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,540 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,702 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,971 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,416 |
| Name a City - European Countries | 0 | - | 4.90 | 66,148 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,626 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,305 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 510,049 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,442 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,033 |
| Europe Capital to Country | 0 | - | 4.99 | 252,026 |
| Asia Capital to Country | 0 | - | 4.96 | 127,369 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,940 |
| European Capitals by Map | 0 | - | 4.99 | 142,035 |
| African Capitals by Map | 0 | - | 4.99 | 142,093 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,885 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,849 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,162 |
| European Coastal Capitals | 0 | - | 4.95 | 91,287 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,179 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,605 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,738 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,155 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,622 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,950 |
| Seattle City Trivia | 0 | - | 4.21 | 26,546 |
| Official Cities in the UK | 0 | - | 4.89 | 286,164 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,918 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,131 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,216 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,566 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,085 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,385 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,573 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,933 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,656 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,697 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,838 |
| U.S. State Flags | 0 | - | 4.89 | 172,874 |
| Hawaiian Islands | 0 | - | 4.83 | 42,948 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,499 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.95 | 194,963 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,691 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,908 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,132 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,048 |
| World Capitals Quiz | 0 | - | 5.00 | 5,104,970 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,657 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,586 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,550 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,964 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,142 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,283 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,773 |
| Boroughs of New York City | 0 | - | 4.47 | 85,315 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,124 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 119,246 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,276 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,716 |
| Capitals of the Stans | 0 | - | 4.95 | 27,134 |
| ALL California Cities | 0 | - | 4.37 | 43,234 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,151 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,399 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,809 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,044 |
| Random European Capital to Country | 0 | - | 4.98 | 192,108 |
| Random European Country to Capital | 0 | - | 4.93 | 165,867 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,977 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,408 |
| Random African Capital to Country | 0 | - | 4.97 | 101,332 |
| Random African Country to Capital | 0 | - | 4.95 | 71,738 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,270 |
| Which City in the United States? | 0 | - | 4.21 | 57,172 |
| Las Vegas Casinos | 0 | - | 4.13 | 38,145 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,313 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,797 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,616 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,051 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,590 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,809 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,997 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,187 |
| Random U.S. City to State | 0 | - | 4.45 | 76,900 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,299 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,583 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,534 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,248 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,440 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,654 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,733 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,741 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,928 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,100 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,781 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,144 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,255 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,357 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,382 |
| Which City in Europe? | 0 | - | 4.83 | 107,874 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,793 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,710 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 118,261 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,931 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,279 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,635 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,571 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,734 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,893 |
| Find the City #1 | 0 | - | 4.97 | 43,327 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,330 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,960 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,183 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,204 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,112 |
| Countries by Capital City | 0 | - | 5.00 | 69,359 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,841 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,208 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,795 |
| Moved Capital Cities | 0 | - | 4.96 | 74,635 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,260 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,801 |
| Random Country to Capital | 0 | - | 4.98 | 927,813 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,592 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,137 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,857 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,783 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.67 | 21,171 |
| Miami City Trivia | 0 | - | 4.60 | 11,268 |
| All About Atlanta | 0 | - | 4.60 | 11,292 |
| Dallas City Trivia | 0 | - | 4.46 | 6,867 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 635,536 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,382 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,419 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,372 |
| North American Sports Cities | 0 | - | 4.82 | 173,132 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,556 |
| Cities in European History #1 | 0 | - | 4.63 | 134,594 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,446 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,877 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,951 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,215 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,592 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,514 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,938 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,472 |
| Name a Valid World City | 0 | - | 4.85 | 71,966 |
| Cities by Former Name | 0 | - | 4.83 | 92,031 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,679 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,974 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,813 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,808 |
| World Capitals by Map | 0 | - | 5.00 | 289,271 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,811 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,256 |
| World Capitals Mystery Route | 0 | - | 4.98 | 56,025 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,255 |
| Capitals Starting With H | 0 | - | 4.91 | 93,325 |
| Capitals Starting With K | 0 | - | 4.89 | 84,390 |
| Capitals Starting With M | 0 | - | 4.94 | 109,163 |
| Capitals Starting With P | 0 | - | 4.88 | 78,997 |
| Capitals Starting With R | 0 | - | 4.88 | 82,497 |
| Capitals Starting With S | 0 | - | 4.90 | 86,561 |
| Capitals Starting With T | 0 | - | 4.86 | 76,827 |
| Capitals Starting With W | 0 | - | 4.87 | 91,728 |
| Capitals Starting With A | 0 | - | 4.97 | 129,092 |
| Capitals Starting With B | 0 | - | 4.89 | 119,489 |
| Capitals Starting With D | 0 | - | 4.94 | 97,193 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,217 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,676 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,439 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,758 |
| Which City in Latin America? | 0 | - | 4.63 | 47,145 |
| New York City A-Z | 0 | - | 4.18 | 32,379 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,693 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,629 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,726 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,906 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,378 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,006 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,681 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,843 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,830 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,847 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,775 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,496 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,730 |
| North America Cities by Map | 0 | - | 4.41 | 47,935 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,899 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,440 |
| Random European City to Country | 0 | - | 4.69 | 118,448 |
| Random Asian City to Country | 0 | - | 4.56 | 44,618 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,663 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,316 |
