| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,530,042 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 120,127 |
| Random U.S. States on a Map | 0 | - | 4.95 | 492,989 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,845 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,942 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,059 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 172,992 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 150,082 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,439 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,571 |
| Africa Capitals Quiz | 0 | - | 4.99 | 635,432 |
| Asia Capitals Quiz | 0 | - | 4.98 | 594,985 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,871 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,113 |
| Name a City - European Countries | 0 | - | 4.95 | 52,021 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 126,003 |
| Random State Capital to U.S. State | 0 | - | 4.86 | 74,824 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,456 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 218,802 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 88,958 |
| Official Cities in the UK | 0 | - | 4.86 | 232,597 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 80,089 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,698 |
| Europe Capital to Country | 0 | - | 4.99 | 220,203 |
| Asia Capital to Country | 0 | - | 4.96 | 105,768 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,629 |
| European Capitals by Map | 0 | - | 4.99 | 93,826 |
| African Capitals by Map | 0 | - | 4.99 | 110,837 |
| South America Capitals Quiz | 0 | - | 5.00 | 420,046 |
| North America Capitals Quiz | 0 | - | 4.99 | 186,262 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 52,277 |
| Asian Capitals by Map | 0 | - | 4.98 | 47,206 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,320 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 105,378 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 79,029 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,015 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 72,178 |
| European Coastal Capitals | 0 | - | 4.95 | 77,261 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,630 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 228,572 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 194,002 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,125 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,962 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 51,332 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,012 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 82,136 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,505 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 31,937 |
| US States Quiz | 0 | - | 5.00 | 14,764,503 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 340,384 |
| U.S. Senators by State | 0 | - | 4.49 | 36,178 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 93,691 |
| World Capitals Quiz | 0 | - | 5.00 | 4,503,531 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,703 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 116,206 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,503 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,746 |
| Name a Valid European Capital | 0 | - | 4.94 | 123,546 |
| Random European Capital to Country | 0 | - | 4.97 | 152,934 |
| Random European Country to Capital | 0 | - | 4.92 | 135,130 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,728 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,274 |
| Random African Capital to Country | 0 | - | 4.97 | 79,574 |
| Random African Country to Capital | 0 | - | 4.94 | 61,932 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 61,745 |
| US States with an Empty Map | 0 | - | 5.00 | 554,819 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 100,660 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 96,272 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 99,328 |
| U.S. States with Short Names | 0 | - | 4.87 | 129,858 |
| U.S. States that Start with M | 0 | - | 4.91 | 150,591 |
| U.S. States By Population | 0 | - | 4.90 | 130,050 |
| U.S. States that Start with N | 0 | - | 4.95 | 155,657 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,100 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 77,927 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,410 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,166 |
| Capitals of the Stans | 0 | - | 4.95 | 21,244 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 137,209 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,676 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,584 |
| Random U.S. City to State | 0 | - | 4.44 | 65,788 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,489 |
| Random Cities Near Chicago on a Map | 0 | - | 4.50 | 31,059 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,384,889 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,149 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,169 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 45,084 |
| Random European Capitals on a Map | 0 | - | 4.97 | 107,002 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.51 | 30,446 |
| Which City in Europe? | 0 | - | 4.84 | 97,459 |
| Which City in Texas? | 0 | - | 4.43 | 23,448 |
| Which City in California? | 0 | - | 4.54 | 30,076 |
| Which City in Florida? | 0 | - | 4.59 | 10,253 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,111 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 40,920 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 459,509 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 71,366 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,291 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 184,983 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,214 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,382 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,023 |
| Biggest Cities in New York State | 0 | - | 4.29 | 55,897 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,834 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 38,025 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,533 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,922 |
| Find the City #1 | 0 | - | 4.97 | 34,521 |
| Northernmost Capital Cities | 0 | - | 4.98 | 94,106 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,789 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,434 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,929 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,679 |
| Countries by Capital City | 0 | - | 4.99 | 49,543 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,988 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,147 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,054 |
| Moved Capital Cities | 0 | - | 4.94 | 52,326 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 106,297 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,148 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,786 |
| Which City in Canada? | 0 | - | 4.89 | 45,254 |
| Boroughs of New York City | 0 | - | 4.44 | 77,191 |
| New York City A-Z | 0 | - | 4.19 | 30,327 |
| Random American Countries on a Map | 0 | - | 4.95 | 86,287 |
| Cartoon Versions of U.S. States | 0 | - | 4.84 | 52,102 |
| U.S. State Flags | 0 | - | 4.87 | 136,705 |
| U.S. States that Border Canada | 0 | - | 4.90 | 165,932 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 76,962 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 195,182 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,753 |
| European Capitals by Airport Code | 0 | - | 4.89 | 25,238 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,080 |
| Countries of Europe by Population | 0 | - | 4.98 | 127,310 |
| U.S. City Nicknames | 0 | - | 4.22 | 99,363 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,163 |
| Important Cities in European History | 0 | - | 4.55 | 109,869 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,876 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,825 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,497 |
| European Cities by Map #1 | 0 | - | 4.64 | 51,858 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,954 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,189 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 193,595 |
| ALL California Cities | 0 | - | 4.35 | 39,155 |
| Random European City to Country | 0 | - | 4.72 | 106,424 |
| Random Asian City to Country | 0 | - | 4.52 | 33,710 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,441 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 118,603 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 91,386 |
| Cities in Squares on a Map - Europe | 0 | - | 4.72 | 46,068 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 104,623 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 28,929 |
| Every City in Washington State on a Map | 0 | - | 4.49 | 8,847 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.38 | 37,020 |
| Cities by Former Name | 0 | - | 4.86 | 71,459 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,046 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,573 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,490 |
| Capital Cities Chain | 0 | - | 4.86 | 71,496 |
| World Capitals by Proximity | 0 | - | 4.88 | 299,660 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 234,721 |
| Coldest World Capitals | 0 | - | 4.96 | 128,076 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,880 |
| World Capitals by Map | 0 | - | 5.00 | 242,134 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,348 |
| Random Capital to Country | 0 | - | 4.99 | 2,363,541 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,017 |
| Random Country to Capital | 0 | - | 4.98 | 803,613 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 78,808 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 41,264 |
| World Capitals By Letter - H | 0 | - | 4.85 | 71,243 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,911 |
| World Capitals By Letter - M | 0 | - | 4.90 | 85,985 |
| World Capitals By Letter - P | 0 | - | 4.86 | 67,079 |
| World Capitals By Letter - R | 0 | - | 4.88 | 72,301 |
| World Capitals By Letter - S | 0 | - | 4.89 | 74,546 |
| World Capitals By Letter - T | 0 | - | 4.81 | 66,451 |
| World Capitals By Letter - W | 0 | - | 4.88 | 82,248 |
| World Capitals By Letter - A | 0 | - | 4.96 | 104,659 |
| World Capitals By Letter - B | 0 | - | 4.84 | 96,889 |
| World Capitals By Letter - D | 0 | - | 4.91 | 78,997 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 120,470 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,220 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,787 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,251 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,071 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,150 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 44,078 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,487 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,359 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,604 |
| New York City Trivia #1 | 0 | - | 4.14 | 33,870 |
| Washington D.C. Trivia | 0 | - | 4.44 | 31,278 |
| Los Angeles A-Z | 0 | - | 4.14 | 8,787 |
| Vietnam War Countries | 0 | - | 4.81 | 86,490 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 32,208 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,249,406 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,576 |
