| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,518,572 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 117,387 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 71,502 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 62,123 |
| Random European Capital to Country | 0 | - | 4.97 | 151,866 |
| Random European Country to Capital | 0 | - | 4.92 | 134,277 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,194 |
| Random Asian Capital to Country | 0 | - | 4.97 | 88,580 |
| Random African Capital to Country | 0 | - | 4.97 | 78,950 |
| Random African Country to Capital | 0 | - | 4.94 | 61,501 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 50,690 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,622 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,909 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 90,595 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.82 | 60,866 |
| Africa Capitals Quiz | 0 | - | 4.99 | 629,162 |
| Asia Capitals Quiz | 0 | - | 4.98 | 589,105 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,353 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.86 | 38,881 |
| Name a City - European Countries | 0 | - | 4.95 | 51,476 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 124,039 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 74,037 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 48,990 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 80,169 |
| Official Cities in the UK | 0 | - | 4.87 | 230,656 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 79,049 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 55,820 |
| Europe Capital to Country | 0 | - | 4.99 | 218,578 |
| Asia Capital to Country | 0 | - | 4.96 | 105,167 |
| EU Capitals with No Hints | 0 | - | 4.95 | 123,531 |
| European Capitals by Map | 0 | - | 4.99 | 91,578 |
| African Capitals by Map | 0 | - | 4.99 | 109,285 |
| South America Capitals Quiz | 0 | - | 5.00 | 416,696 |
| North America Capitals Quiz | 0 | - | 4.99 | 184,515 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 51,663 |
| Asian Capitals by Map | 0 | - | 4.98 | 46,218 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 83,777 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,496 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 78,252 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,483 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,491 |
| European Coastal Capitals | 0 | - | 4.95 | 76,648 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,358 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 225,846 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 192,206 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 75,807 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,618 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 50,597 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,582 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 81,495 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,000 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 31,842 |
| Random U.S. States on a Map | 0 | - | 4.95 | 481,299 |
| US States Quiz | 0 | - | 5.00 | 14,615,308 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 338,717 |
| U.S. Senators by State | 0 | - | 4.49 | 35,943 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 91,666 |
| World Capitals Quiz | 0 | - | 5.00 | 4,469,083 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,157 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 115,000 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 37,992 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,192 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,329 |
| Name a Valid European Capital | 0 | - | 4.92 | 104,143 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,420 |
| New York City A-Z | 0 | - | 4.19 | 30,209 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 31,978 |
| US States with an Empty Map | 0 | - | 5.00 | 549,979 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 99,621 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 95,335 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 98,427 |
| U.S. States with Short Names | 0 | - | 4.87 | 128,660 |
| U.S. States that Start with M | 0 | - | 4.91 | 149,459 |
| U.S. States By Population | 0 | - | 4.90 | 129,383 |
| U.S. States that Start with N | 0 | - | 4.95 | 154,615 |
| U.S. States with Longest Names | 0 | - | 4.84 | 35,633 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 77,203 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 57,979 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 55,404 |
| Capitals of the Stans | 0 | - | 4.95 | 20,904 |
| U.S. City Nicknames | 0 | - | 4.22 | 99,149 |
| 1M Cities by Proximity - United States | 0 | - | 4.49 | 136,196 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,091 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,320 |
| Random U.S. City to State | 0 | - | 4.43 | 65,251 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,347 |
| Random Cities Near Chicago on a Map | 0 | - | 4.50 | 30,842 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,372,476 |
| Random African Capitals on a Map | 0 | - | 4.95 | 47,808 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 44,765 |
| Random European Capitals on a Map | 0 | - | 4.97 | 106,194 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.51 | 30,348 |
| Which City in Europe? | 0 | - | 4.85 | 96,940 |
| Which City in Texas? | 0 | - | 4.42 | 23,353 |
| Which City in California? | 0 | - | 4.54 | 29,947 |
| Which City in Florida? | 0 | - | 4.59 | 10,223 |
| Los Angeles A-Z | 0 | - | 4.14 | 8,744 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 217,568 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 37,387 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 40,090 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 456,754 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 70,531 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 35,641 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 183,497 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 115,170 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 70,556 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.45 | 64,635 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.38 | 34,745 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.34 | 35,874 |
| Global Cities on a World Map | 0 | - | 4.93 | 90,861 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,826 |
| Northernmost Capital Cities | 0 | - | 4.98 | 93,343 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,297 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 33,945 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,054 |
| Same Letter Country and Capital | 0 | - | 4.99 | 126,374 |
| Countries by Capital City | 0 | - | 4.99 | 48,621 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,475 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 103,304 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,379 |
| Moved Capital Cities | 0 | - | 4.94 | 51,998 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 105,803 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,025 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,203 |
| Which City in Canada? | 0 | - | 4.89 | 44,977 |
| Boroughs of New York City | 0 | - | 4.44 | 76,524 |
| Random American Countries on a Map | 0 | - | 4.95 | 85,419 |
| Cartoon Versions of U.S. States | 0 | - | 4.84 | 51,244 |
| U.S. State Flags | 0 | - | 4.87 | 134,671 |
| U.S. States that Border Canada | 0 | - | 4.90 | 165,191 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 67,800 |
| Category Elimination - U.S. States #1 | 0 | - | 4.91 | 193,545 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,347 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,535 |
| Countries of Europe by Population | 0 | - | 4.98 | 125,038 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 31,788 |
| Summer Olympic City Bids | 0 | - | 4.93 | 36,972 |
| Important Cities in European History | 0 | - | 4.56 | 109,442 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,595 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,349 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,336 |
| European Cities by Map #1 | 0 | - | 4.64 | 51,656 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,861 |
| Mediterranean Cities by Map | 0 | - | 4.47 | 49,051 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 192,644 |
| ALL California Cities | 0 | - | 4.34 | 38,891 |
| Random European City to Country | 0 | - | 4.72 | 105,814 |
| Random Asian City to Country | 0 | - | 4.52 | 33,511 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,383 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 117,978 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.87 | 90,716 |
| Cities in Squares on a Map - Europe | 0 | - | 4.76 | 45,437 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 104,138 |
| Cities on Route 66 on a Map | 0 | - | 4.51 | 28,453 |
| Every City in Washington State on a Map | 0 | - | 4.47 | 8,482 |
| Cities by Former Name | 0 | - | 4.85 | 70,831 |
| Former Capitals Quiz | 0 | - | 4.81 | 57,861 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,291 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,259 |
| Capital Cities Chain | 0 | - | 4.86 | 71,002 |
| World Capitals by Proximity | 0 | - | 4.87 | 285,317 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 233,846 |
| Coldest World Capitals | 0 | - | 4.96 | 127,782 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,623 |
| World Capitals by Map | 0 | - | 5.00 | 238,938 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,018 |
| Random Capital to Country | 0 | - | 4.99 | 2,347,394 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 62,334 |
| Random Country to Capital | 0 | - | 4.98 | 796,789 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 78,076 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 40,043 |
| World Capitals By Letter - H | 0 | - | 4.85 | 70,859 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,536 |
| World Capitals By Letter - M | 0 | - | 4.90 | 85,480 |
| World Capitals By Letter - P | 0 | - | 4.85 | 66,659 |
| World Capitals By Letter - R | 0 | - | 4.87 | 71,925 |
| World Capitals By Letter - S | 0 | - | 4.89 | 74,078 |
| World Capitals By Letter - W | 0 | - | 4.88 | 81,848 |
| World Capitals By Letter - A | 0 | - | 4.96 | 103,966 |
| World Capitals By Letter - B | 0 | - | 4.84 | 96,282 |
| World Capitals By Letter - D | 0 | - | 4.91 | 78,511 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 119,957 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,053 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,656 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,174 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 24,996 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,033 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 43,895 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,300 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,211 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,564 |
| New York City Trivia #1 | 0 | - | 4.13 | 33,744 |
| Washington D.C. Trivia | 0 | - | 4.43 | 31,195 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,222,396 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,096 |
| U.S. States by Emoji | 0 | - | 4.46 | 91,532 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 165,678 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,832 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,732 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 156,310 |
