| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,514,405 |
| US States and State Capitals Quiz | 0 | - | 5.00 | 115,960 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 71,025 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 61,822 |
| Random European Capital to Country | 0 | - | 4.97 | 151,374 |
| Random European Country to Capital | 0 | - | 4.92 | 133,927 |
| Random Asian Country to Capital | 0 | - | 4.94 | 84,987 |
| Random Asian Capital to Country | 0 | - | 4.97 | 88,310 |
| Random African Capital to Country | 0 | - | 4.97 | 78,518 |
| Random African Country to Capital | 0 | - | 4.94 | 61,328 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.87 | 50,532 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,116 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,342 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 90,272 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.82 | 60,486 |
| Africa Capitals Quiz | 0 | - | 4.99 | 626,694 |
| Asia Capitals Quiz | 0 | - | 4.98 | 587,042 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 79,083 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 38,758 |
| Name a City - European Countries | 0 | - | 4.95 | 51,226 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 123,145 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 73,413 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 48,813 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 80,067 |
| Official Cities in the UK | 0 | - | 4.87 | 229,846 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 78,499 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 55,499 |
| Europe Capital to Country | 0 | - | 4.99 | 217,967 |
| Asia Capital to Country | 0 | - | 4.96 | 104,948 |
| EU Capitals with No Hints | 0 | - | 4.95 | 122,969 |
| European Capitals by Map | 0 | - | 4.99 | 90,558 |
| African Capitals by Map | 0 | - | 4.99 | 108,809 |
| South America Capitals Quiz | 0 | - | 5.00 | 415,046 |
| North America Capitals Quiz | 0 | - | 4.99 | 183,935 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 51,493 |
| Asian Capitals by Map | 0 | - | 4.98 | 45,878 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 83,572 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,160 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 77,954 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,322 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,157 |
| European Coastal Capitals | 0 | - | 4.95 | 76,413 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 46,190 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 224,789 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 191,574 |
| Capitals of Mediterranean Countries | 0 | - | 4.97 | 75,686 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 66,468 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 50,381 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,421 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 81,160 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.54 | 34,755 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 31,803 |
| Random U.S. States on a Map | 0 | - | 4.95 | 476,578 |
| US States Quiz | 0 | - | 5.00 | 14,557,837 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 338,014 |
| U.S. Senators by State | 0 | - | 4.49 | 35,832 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 90,763 |
| World Capitals Quiz | 0 | - | 5.00 | 4,454,665 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 72,966 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 114,575 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 37,916 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,012 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,182 |
| Name a Valid European Capital | 0 | - | 4.92 | 102,885 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,287 |
| New York City A-Z | 0 | - | 4.19 | 30,162 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 31,893 |
| US States with an Empty Map | 0 | - | 5.00 | 548,173 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 99,305 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 94,977 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 97,989 |
| U.S. States with Short Names | 0 | - | 4.87 | 128,178 |
| U.S. States that Start with M | 0 | - | 4.91 | 149,028 |
| U.S. States By Population | 0 | - | 4.90 | 129,137 |
| U.S. States that Start with N | 0 | - | 4.95 | 154,174 |
| U.S. States with Longest Names | 0 | - | 4.84 | 35,420 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 76,967 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 57,814 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 54,572 |
| Capitals of the Stans | 0 | - | 4.95 | 20,802 |
| U.S. City Nicknames | 0 | - | 4.22 | 99,043 |
| 1M Cities by Proximity - United States | 0 | - | 4.49 | 135,781 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 129,872 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,229 |
| Random U.S. City to State | 0 | - | 4.43 | 65,003 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,272 |
| Random Cities Near Chicago on a Map | 0 | - | 4.51 | 30,765 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,367,601 |
| Random African Capitals on a Map | 0 | - | 4.95 | 47,659 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 44,608 |
| Random European Capitals on a Map | 0 | - | 4.97 | 105,921 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.51 | 30,305 |
| Which City in Europe? | 0 | - | 4.85 | 96,725 |
| Which City in Texas? | 0 | - | 4.42 | 23,308 |
| Which City in California? | 0 | - | 4.54 | 29,903 |
| Which City in Florida? | 0 | - | 4.59 | 10,208 |
| Los Angeles A-Z | 0 | - | 4.14 | 8,728 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 217,044 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 37,138 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 39,808 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 455,599 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 70,237 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 35,404 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 182,363 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 114,794 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 70,254 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.45 | 64,512 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.38 | 34,704 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.34 | 35,848 |
| Global Cities on a World Map | 0 | - | 4.93 | 90,590 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,792 |
| Northernmost Capital Cities | 0 | - | 4.98 | 92,923 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,003 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 33,629 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 89,567 |
| Same Letter Country and Capital | 0 | - | 4.99 | 125,793 |
| Countries by Capital City | 0 | - | 4.99 | 48,107 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,210 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 92,958 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,099 |
| Moved Capital Cities | 0 | - | 4.94 | 51,855 |
| Speed Capital to U.S. State | 0 | - | 4.43 | 105,389 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 36,974 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,004 |
| Which City in Canada? | 0 | - | 4.89 | 44,875 |
| Boroughs of New York City | 0 | - | 4.44 | 76,334 |
| Random American Countries on a Map | 0 | - | 4.95 | 85,134 |
| Cartoon Versions of U.S. States | 0 | - | 4.84 | 50,906 |
| U.S. State Flags | 0 | - | 4.87 | 133,938 |
| U.S. States that Border Canada | 0 | - | 4.90 | 164,849 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 67,540 |
| Category Elimination - U.S. States #1 | 0 | - | 4.91 | 192,904 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,311 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,210 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,357 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 31,709 |
| Summer Olympic City Bids | 0 | - | 4.93 | 36,758 |
| Important Cities in European History | 0 | - | 4.56 | 109,242 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,488 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,154 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,280 |
| European Cities by Map #1 | 0 | - | 4.59 | 51,579 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,817 |
| Mediterranean Cities by Map | 0 | - | 4.47 | 48,994 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 192,115 |
| ALL California Cities | 0 | - | 4.33 | 38,781 |
| Random European City to Country | 0 | - | 4.72 | 105,303 |
| Random Asian City to Country | 0 | - | 4.52 | 33,454 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,364 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 117,397 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.87 | 90,483 |
| Cities in Squares on a Map - Europe | 0 | - | 4.76 | 45,207 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 103,935 |
| Cities on Route 66 on a Map | 0 | - | 4.51 | 28,196 |
| Every City in Washington State on a Map | 0 | - | 4.47 | 8,296 |
| Cities by Former Name | 0 | - | 4.85 | 70,133 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,079 |
| Nearest Capital City #1 | 0 | - | 4.81 | 52,168 |
| Capital Cities Chain | 0 | - | 4.86 | 70,771 |
| World Capitals by Proximity | 0 | - | 4.87 | 284,325 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 231,479 |
| Coldest World Capitals | 0 | - | 4.96 | 127,677 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,533 |
| World Capitals by Map | 0 | - | 5.00 | 237,754 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 49,874 |
| Random Capital to Country | 0 | - | 4.99 | 2,340,971 |
| Random Country to Capital | 0 | - | 4.98 | 794,046 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 77,819 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 39,539 |
| World Capitals By Letter - H | 0 | - | 4.84 | 70,713 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,399 |
| World Capitals By Letter - M | 0 | - | 4.90 | 85,295 |
| World Capitals By Letter - P | 0 | - | 4.85 | 66,530 |
| World Capitals By Letter - R | 0 | - | 4.87 | 71,805 |
| World Capitals By Letter - S | 0 | - | 4.89 | 73,925 |
| World Capitals By Letter - W | 0 | - | 4.88 | 81,679 |
| World Capitals By Letter - A | 0 | - | 4.96 | 103,694 |
| World Capitals By Letter - B | 0 | - | 4.84 | 96,072 |
| World Capitals By Letter - D | 0 | - | 4.91 | 78,350 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 119,619 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 55,880 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,144 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 24,965 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,000 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 43,818 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,224 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,148 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,553 |
| New York City Trivia #1 | 0 | - | 4.13 | 33,701 |
| Washington D.C. Trivia | 0 | - | 4.43 | 31,166 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,212,726 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 121,934 |
| U.S. States by Emoji | 0 | - | 4.46 | 91,260 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 164,683 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,226 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,295 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 155,880 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 79,874 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.89 | 83,780 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 27,738 |
