| US States and State Capitals | 0 | - | 4.99 | 158,460 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,167 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,342 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,724 |
| Which City in Canada? | 0 | - | 4.83 | 56,649 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,436 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,122 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,807 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,919 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,062 |
| Name a City - European Countries | 0 | - | 4.92 | 64,375 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,524 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,712 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,744 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,333 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,793 |
| Europe Capital to Country | 0 | - | 4.99 | 247,689 |
| Asia Capital to Country | 0 | - | 4.96 | 125,742 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,434 |
| European Capitals by Map | 0 | - | 4.99 | 136,228 |
| African Capitals by Map | 0 | - | 4.99 | 132,142 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,118 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,168 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,594 |
| European Coastal Capitals | 0 | - | 4.95 | 89,734 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,760 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,762 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,415 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 80,623 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,336 |
| Seattle City Trivia | 0 | - | 4.20 | 26,234 |
| Official Cities in the UK | 0 | - | 4.89 | 280,486 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,598 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,195 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,821 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,655 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,402 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,107 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,166 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,697 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,437 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,218 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,760 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,178 |
| U.S. State Flags | 0 | - | 4.89 | 167,032 |
| Hawaiian Islands | 0 | - | 4.83 | 42,426 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,085 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 186,738 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,187 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,912 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,787 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,564 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,387 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,819 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,661 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,654 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,905 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,056 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,610 |
| Boroughs of New York City | 0 | - | 4.47 | 84,091 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,644 |
| Click a Valid US State A-Z | 0 | - | 4.90 | 114,689 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,420 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,024 |
| Capitals of the Stans | 0 | - | 4.95 | 26,402 |
| ALL California Cities | 0 | - | 4.36 | 42,812 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,753 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,433 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,192 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,033 |
| Random European Capital to Country | 0 | - | 4.98 | 189,187 |
| Random European Country to Capital | 0 | - | 4.92 | 147,436 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,391 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,387 |
| Random African Capital to Country | 0 | - | 4.97 | 99,734 |
| Random African Country to Capital | 0 | - | 4.94 | 70,227 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,761 |
| Which City in the United States? | 0 | - | 4.21 | 56,655 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,601 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,419 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,381 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,373 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,714 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,687 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,662 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,593 |
| Random U.S. City to State | 0 | - | 4.45 | 75,310 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,795 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,186 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,015 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,012 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,356 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,268 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,549 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,183 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,324 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,795 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,259 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,619 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,808 |
| Which City in Europe? | 0 | - | 4.83 | 106,610 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,622 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,753 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,462 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,544 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,740 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,459 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,207 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,438 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,853 |
| Find the City #1 | 0 | - | 4.97 | 42,097 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,923 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,641 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,591 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,600 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,415 |
| Countries by Capital City | 0 | - | 5.00 | 66,617 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,314 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,898 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,403 |
| Moved Capital Cities | 0 | - | 4.96 | 73,577 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,765 |
| Random Country to Capital | 0 | - | 4.98 | 911,489 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,516 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,906 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,655 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,521 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,991 |
| Miami City Trivia | 0 | - | 4.60 | 11,189 |
| All About Atlanta | 0 | - | 4.60 | 11,205 |
| Dallas City Trivia | 0 | - | 4.46 | 6,774 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,331 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,102 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 50,969 |
| North American Sports Cities | 0 | - | 4.83 | 170,882 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,912 |
| Cities in European History #1 | 0 | - | 4.63 | 133,107 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,193 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,561 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,801 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,014 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,436 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 43,480 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,714 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,182 |
| Name a Valid World City | 0 | - | 4.83 | 70,116 |
| Cities by Former Name | 0 | - | 4.84 | 90,959 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,681 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,229 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,805 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,917 |
| World Capitals by Map | 0 | - | 5.00 | 283,151 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,655 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,973 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,644 |
| Capitals Starting With H | 0 | - | 4.90 | 90,835 |
| Capitals Starting With K | 0 | - | 4.85 | 75,676 |
| Capitals Starting With L | 0 | - | 4.81 | 86,823 |
| Capitals Starting With M | 0 | - | 4.93 | 106,036 |
| Capitals Starting With P | 0 | - | 4.88 | 77,180 |
| Capitals Starting With R | 0 | - | 4.87 | 80,964 |
| Capitals Starting With S | 0 | - | 4.89 | 84,797 |
| Capitals Starting With T | 0 | - | 4.84 | 75,285 |
| Capitals Starting With W | 0 | - | 4.89 | 90,601 |
| Capitals Starting With A | 0 | - | 4.97 | 126,539 |
| Capitals Starting With B | 0 | - | 4.89 | 117,280 |
| Capitals Starting With D | 0 | - | 4.93 | 95,371 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,920 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,568 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 14,978 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,339 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,326 |
| Which City in Latin America? | 0 | - | 4.63 | 46,836 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,400 |
| Washington Counties | 0 | - | 4.78 | 26,536 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,404 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,017 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,906 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,972 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,832 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,973 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,820 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,465 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,659 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,302 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,400 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,142 |
| North America Cities by Map | 0 | - | 4.41 | 47,611 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,182 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,092 |
| Random European City to Country | 0 | - | 4.69 | 116,306 |
| Random Asian City to Country | 0 | - | 4.56 | 44,390 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,667 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,089 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,326 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,466 |
