| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,540,844 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 122,842 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,173 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,852 |
| Random European Capital to Country | 0 | - | 4.97 | 154,241 |
| Random European Country to Capital | 0 | - | 4.92 | 136,138 |
| Random Asian Country to Capital | 0 | - | 4.94 | 86,372 |
| Random Asian Capital to Country | 0 | - | 4.97 | 90,358 |
| Random African Capital to Country | 0 | - | 4.97 | 80,612 |
| Random African Country to Capital | 0 | - | 4.94 | 62,493 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,365 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,241 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,204 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 92,347 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,198 |
| Africa Capitals Quiz | 0 | - | 4.99 | 643,245 |
| Asia Capitals Quiz | 0 | - | 4.98 | 601,902 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,471 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,716 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 32,476 |
| Name a City - European Countries | 0 | - | 4.95 | 52,998 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 127,171 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 75,690 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,908 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,181 |
| Official Cities in the UK | 0 | - | 4.86 | 235,054 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 94,822 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 57,989 |
| Europe Capital to Country | 0 | - | 4.99 | 222,171 |
| Asia Capital to Country | 0 | - | 4.96 | 106,642 |
| EU Capitals with No Hints | 0 | - | 4.96 | 126,232 |
| European Capitals by Map | 0 | - | 4.99 | 96,401 |
| African Capitals by Map | 0 | - | 4.99 | 112,702 |
| South America Capitals Quiz | 0 | - | 5.00 | 430,879 |
| North America Capitals Quiz | 0 | - | 4.99 | 188,738 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 53,095 |
| Asian Capitals by Map | 0 | - | 4.98 | 48,355 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 85,014 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 106,598 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 79,937 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,697 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 73,314 |
| European Coastal Capitals | 0 | - | 4.95 | 78,060 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 47,179 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 232,052 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 196,022 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,511 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 67,416 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 52,142 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,523 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 92,411 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,672 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 32,060 |
| Random U.S. States on a Map | 0 | - | 4.95 | 504,084 |
| US States Quiz | 0 | - | 5.00 | 14,908,701 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 342,190 |
| U.S. Senators by State | 0 | - | 4.49 | 36,461 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 56,513 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 96,179 |
| World Capitals Quiz | 0 | - | 5.00 | 4,545,180 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,197 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 117,171 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,857 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 77,197 |
| Name a Valid European Capital | 0 | - | 4.94 | 126,659 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 62,124 |
| Melbourne Suburbs | 0 | - | 4.81 | 38,523 |
| New York City A-Z | 0 | - | 4.18 | 30,507 |
| US States with an Empty Map | 0 | - | 5.00 | 559,983 |
| The 13 Colonies Quiz | 0 | - | 4.96 | 101,461 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,296 |
| 10 Southernmost U.S. States | 0 | - | 4.85 | 100,339 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,415 |
| U.S. States that Start with M | 0 | - | 4.91 | 151,977 |
| U.S. States By Population | 0 | - | 4.90 | 131,053 |
| U.S. States that Start with N | 0 | - | 4.95 | 156,525 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,567 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,572 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,787 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,729 |
| Capitals of the Stans | 0 | - | 4.95 | 21,600 |
| U.S. City Nicknames | 0 | - | 4.23 | 99,857 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,290 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 131,158 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,853 |
| Random U.S. City to State | 0 | - | 4.44 | 66,367 |
| Random Cities Near Chicago on a Map | 0 | - | 4.50 | 31,356 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,399,092 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,337 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,726 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 45,533 |
| Random European Capitals on a Map | 0 | - | 4.98 | 108,242 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.51 | 30,567 |
| Which City in Europe? | 0 | - | 4.84 | 98,369 |
| Which City in Texas? | 0 | - | 4.43 | 23,575 |
| Which City in California? | 0 | - | 4.54 | 30,209 |
| Which City in Florida? | 0 | - | 4.60 | 10,305 |
| Los Angeles A-Z | 0 | - | 4.16 | 8,838 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 219,937 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,794 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 462,432 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,376 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,961 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,656 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,922 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,088 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,280 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 46,105 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,941 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 39,934 |
| Global Cities on a World Map | 0 | - | 4.92 | 92,483 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,059 |
| Northernmost Capital Cities | 0 | - | 4.98 | 95,260 |
| Most Remote Capital Cities | 0 | - | 4.90 | 44,425 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 35,159 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 92,332 |
| Same Letter Country and Capital | 0 | - | 4.99 | 129,043 |
| Countries by Capital City | 0 | - | 4.99 | 50,705 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 66,698 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,785 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,886 |
| Moved Capital Cities | 0 | - | 4.96 | 67,636 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,182 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,370 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 75,576 |
| Which City in Canada? | 0 | - | 4.89 | 45,717 |
| Boroughs of New York City | 0 | - | 4.45 | 77,691 |
| Random American Countries on a Map | 0 | - | 4.96 | 87,355 |
| Cartoon Versions of U.S. States | 0 | - | 4.82 | 52,800 |
| U.S. State Flags | 0 | - | 4.88 | 139,032 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,523 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 77,843 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,722 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,839 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,689 |
| Countries of Europe by Population | 0 | - | 4.98 | 129,808 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,342 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,408 |
| Important Cities in European History | 0 | - | 4.55 | 110,315 |
| U.S Cities by African-American Population | 0 | - | 4.39 | 83,195 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 90,271 |
| European Cities by Map #2 | 0 | - | 4.48 | 44,684 |
| European Cities by Map #1 | 0 | - | 4.66 | 52,094 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 39,066 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,379 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 194,700 |
| ALL California Cities | 0 | - | 4.36 | 39,485 |
| Random European City to Country | 0 | - | 4.71 | 107,597 |
| Random Asian City to Country | 0 | - | 4.52 | 33,875 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,508 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 119,310 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 92,035 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 46,627 |
| Name a City - U.S. States | 0 | - | 4.39 | 24,686 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 105,214 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 29,340 |
| Every City in Colorado on a Map | 0 | - | 4.43 | 9,662 |
| Every City in Washington State on a Map | 0 | - | 4.51 | 9,214 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.39 | 37,410 |
| Cities by Former Name | 0 | - | 4.86 | 72,202 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,359 |
| Capitals in their Native Languages | 0 | - | 4.94 | 127,809 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,761 |
| Capital Cities Chain | 0 | - | 4.86 | 72,111 |
| World Capitals by Proximity | 0 | - | 4.89 | 302,081 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,426 |
| Coldest World Capitals | 0 | - | 4.96 | 128,472 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 49,136 |
| World Capitals by Map | 0 | - | 5.00 | 245,403 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,766 |
| Random Capital to Country | 0 | - | 4.99 | 2,382,729 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,384 |
| Random Country to Capital | 0 | - | 4.98 | 810,349 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 79,605 |
| World Capitals By Letter - H | 0 | - | 4.85 | 71,772 |
| World Capitals By Letter - K | 0 | - | 4.82 | 66,428 |
| World Capitals By Letter - M | 0 | - | 4.89 | 86,667 |
| World Capitals By Letter - P | 0 | - | 4.85 | 67,623 |
| World Capitals By Letter - R | 0 | - | 4.88 | 72,779 |
| World Capitals By Letter - S | 0 | - | 4.89 | 75,090 |
| World Capitals By Letter - T | 0 | - | 4.81 | 66,941 |
| World Capitals By Letter - W | 0 | - | 4.88 | 82,785 |
| World Capitals By Letter - A | 0 | - | 4.96 | 105,574 |
| World Capitals By Letter - B | 0 | - | 4.85 | 97,607 |
| World Capitals By Letter - D | 0 | - | 4.91 | 79,766 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 121,536 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,444 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,971 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,350 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,150 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,266 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 44,246 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,689 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,465 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,637 |
| New York City Trivia #1 | 0 | - | 4.14 | 34,079 |
| Washington D.C. Trivia | 0 | - | 4.44 | 31,434 |
| Vietnam War Countries | 0 | - | 4.81 | 86,865 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,272,756 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 123,016 |
