| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,645,074 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 148,876 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 87,852 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 77,828 |
| Random European Capital to Country | 0 | - | 4.97 | 185,218 |
| Random European Country to Capital | 0 | - | 4.93 | 144,490 |
| Random Asian Country to Capital | 0 | - | 4.92 | 92,814 |
| Random Asian Capital to Country | 0 | - | 4.97 | 98,043 |
| Random African Capital to Country | 0 | - | 4.97 | 88,279 |
| Random African Country to Capital | 0 | - | 4.94 | 68,104 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.83 | 54,598 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 186,322 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 163,170 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 101,707 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 69,968 |
| Africa Capitals Quiz | 0 | - | 4.99 | 709,142 |
| Asia Capitals Quiz | 0 | - | 4.97 | 665,793 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 92,700 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 47,042 |
| Name a City - European Countries | 0 | - | 4.93 | 61,729 |
| U.S. State Capitals Map Quiz | 0 | - | 4.92 | 138,545 |
| Random State Capital to U.S. State | 0 | - | 4.82 | 85,077 |
| New York City A-Z | 0 | - | 4.18 | 31,807 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 92,369 |
| Official Cities in the UK | 0 | - | 4.89 | 271,991 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 105,897 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 69,974 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 33,485 |
| Europe Capital to Country | 0 | - | 4.99 | 241,408 |
| Asia Capital to Country | 0 | - | 4.96 | 123,353 |
| EU Capitals with No Hints | 0 | - | 4.96 | 140,086 |
| European Capitals by Map | 0 | - | 4.99 | 129,132 |
| African Capitals by Map | 0 | - | 4.99 | 127,515 |
| South America Capitals Quiz | 0 | - | 5.00 | 466,219 |
| North America Capitals Quiz | 0 | - | 4.99 | 209,457 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 59,418 |
| Asian Capitals by Map | 0 | - | 4.98 | 58,019 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 91,495 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 115,215 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 88,506 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 84,956 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 81,238 |
| European Coastal Capitals | 0 | - | 4.95 | 87,017 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 51,097 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 257,829 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.89 | 215,478 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 80,259 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 71,856 |
| Asian Capitals - Map Quiz | 0 | - | 4.94 | 58,602 |
| European Capitals Ending in N | 0 | - | 4.92 | 79,290 |
| Random U.S. State Capitals on a Map | 0 | - | 4.91 | 100,737 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 42,193 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,560 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 33,736 |
| Random U.S. States on a Map | 0 | - | 4.96 | 605,539 |
| US States Quiz | 0 | - | 5.00 | 16,254,219 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 360,219 |
| U.S. Senators by State | 0 | - | 4.45 | 39,006 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.42 | 36,072 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 66,137 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 137,457 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.92 | 23,814 |
| World Capitals Quiz | 0 | - | 5.00 | 4,910,229 |
| Capitals of Canadian Provinces | 0 | - | 4.87 | 86,081 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 126,285 |
| Most Guessed European Capitals | 0 | - | 4.89 | 100,238 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 81,726 |
| Name a Valid European Capital | 0 | - | 4.95 | 146,848 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 79,347 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 34,290 |
| U.S. States Closest to Moscow | 0 | - | 4.49 | 47,063 |
| US States with an Empty Map | 0 | - | 5.00 | 604,918 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 113,548 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 107,390 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 109,533 |
| U.S. States with Short Names | 0 | - | 4.90 | 144,064 |
| U.S. States that Start with M | 0 | - | 4.93 | 181,852 |
| U.S. States By Population | 0 | - | 4.90 | 139,054 |
| U.S. States that Start with N | 0 | - | 4.95 | 166,998 |
| U.S. States with Longest Names | 0 | - | 4.87 | 42,144 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 85,363 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 62,409 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 63,048 |
| Capitals of the Stans | 0 | - | 4.95 | 25,360 |
| European Capitals by Airport Code | 0 | - | 4.91 | 33,185 |
| U.S. City Nicknames | 0 | - | 4.25 | 102,839 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 93,727 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 147,341 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 136,186 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 39,703 |
| Random U.S. City to State | 0 | - | 4.44 | 72,551 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 32,068 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.41 | 39,349 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 41,655 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,526,342 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,240 |
| Random African Capitals on a Map | 0 | - | 4.96 | 53,103 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 49,527 |
| Random European Capitals on a Map | 0 | - | 4.97 | 131,184 |
| Which City in New York State? | 0 | - | 4.59 | 15,586 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 37,833 |
| Which City in Europe? | 0 | - | 4.83 | 105,105 |
| Which City in Texas? | 0 | - | 4.45 | 24,670 |
| Which City in California? | 0 | - | 4.55 | 31,520 |
| Which City in Florida? | 0 | - | 4.61 | 10,781 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,322 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 229,839 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 46,187 |
| Draw All US State Borders | 0 | - | 4.99 | 123,731 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 489,078 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 90,688 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 44,825 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 201,977 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 128,077 |
| Top 10 Most Native American U.S. States | 0 | - | 4.85 | 88,309 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 67,690 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 47,858 |
| Global Cities on a World Map | 0 | - | 4.93 | 129,780 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.29 | 33,145 |
| Find the City #1 | 0 | - | 4.96 | 40,420 |
| Northernmost Capital Cities | 0 | - | 4.98 | 105,141 |
| Most Remote Capital Cities | 0 | - | 4.91 | 50,481 |
| Capital Cities: Ports and Saints | 0 | - | 4.95 | 41,964 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 103,466 |
| Same Letter Country and Capital | 0 | - | 4.99 | 142,125 |
| Countries by Capital City | 0 | - | 5.00 | 62,367 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 73,819 |
| Capitals of the Largest Countries by Area | 0 | - | 4.95 | 111,817 |
| World Capitals by Proximity | 0 | - | 4.90 | 318,788 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 81,116 |
| Moved Capital Cities | 0 | - | 4.95 | 71,943 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 61,862 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 112,429 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,470 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,289 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 91,904 |
| Which City in Canada? | 0 | - | 4.81 | 55,809 |
| Boroughs of New York City | 0 | - | 4.46 | 82,393 |
| Washington D.C. Trivia | 0 | - | 4.41 | 32,741 |
| Random American Countries on a Map | 0 | - | 4.96 | 95,626 |
| U.S. State Flags | 0 | - | 4.88 | 159,686 |
| U.S. States that Border Canada | 0 | - | 4.91 | 175,516 |
| U.S. States Closest to Tokyo | 0 | - | 4.87 | 56,872 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 85,420 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 212,972 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 128,110 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 67,936 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 124,761 |
| Countries of Europe by Population | 0 | - | 4.98 | 171,039 |
| Biggest Cities in Washington State | 0 | - | 4.42 | 35,216 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 34,296 |
| Summer Olympic City Bids | 0 | - | 4.92 | 40,587 |
| Cities in European History #1 | 0 | - | 4.56 | 120,046 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 93,933 |
| European Cities by Map #2 | 0 | - | 4.48 | 46,802 |
| European Cities by Map #1 | 0 | - | 4.68 | 55,023 |
| U.S. Cities Chain | 0 | - | 4.21 | 34,007 |
| North America Cities by Map | 0 | - | 4.41 | 47,171 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,505 |
| Mediterranean Cities by Map | 0 | - | 4.50 | 50,701 |
| Most Guessed Cities by Country #3 | 0 | - | 4.88 | 42,860 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 206,442 |
| ALL California Cities | 0 | - | 4.35 | 42,020 |
| Random European City to Country | 0 | - | 4.69 | 114,338 |
| Random Asian City to Country | 0 | - | 4.55 | 44,076 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,254 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 127,395 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.88 | 99,347 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 51,600 |
| Name a City - U.S. States | 0 | - | 4.39 | 26,113 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 110,883 |
| Every City in Arizona on a Map | 0 | - | 4.45 | 8,727 |
| Every City in Colorado on a Map | 0 | - | 4.47 | 12,402 |
| Every City in Washington State on a Map | 0 | - | 4.53 | 12,717 |
| Every City in Alabama on a Map | 0 | - | 4.70 | 7,808 |
| Every City in Michigan on a Map | 0 | - | 4.45 | 8,715 |
| Cities by Former Name | 0 | - | 4.84 | 89,292 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.81 | 31,799 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,226 |
| Former Capitals Quiz | 0 | - | 4.87 | 70,045 |
| Capitals in their Native Languages | 0 | - | 4.94 | 131,547 |
| Nearest Capital City #1 | 0 | - | 4.84 | 55,871 |
| Capital Cities Chain | 0 | - | 4.87 | 79,526 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 244,100 |
| Coldest World Capitals | 0 | - | 4.95 | 132,025 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 52,448 |
| World Capitals by Map | 0 | - | 5.00 | 273,877 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 55,862 |
| Random Capital to Country | 0 | - | 4.99 | 2,537,354 |
| Capital Cities with Spanish Names | 0 | - | 4.89 | 74,249 |
| Random Country to Capital | 0 | - | 4.98 | 885,719 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 87,513 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 59,213 |
| World Capitals By Letter - H | 0 | - | 4.86 | 77,671 |
| World Capitals By Letter - K | 0 | - | 4.83 | 72,160 |
| World Capitals By Letter - M | 0 | - | 4.93 | 100,318 |
| World Capitals By Letter - P | 0 | - | 4.86 | 73,586 |
| World Capitals By Letter - R | 0 | - | 4.85 | 77,880 |
| World Capitals By Letter - S | 0 | - | 4.90 | 81,006 |
| World Capitals By Letter - T | 0 | - | 4.83 | 72,093 |
