| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,440 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,616 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,817 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,543 |
| Random European Capital to Country | 0 | - | 4.98 | 190,619 |
| Random European Country to Capital | 0 | - | 4.93 | 164,559 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,190 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,592 |
| Random African Capital to Country | 0 | - | 4.97 | 100,478 |
| Random African Country to Capital | 0 | - | 4.94 | 71,087 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,661 |
| Name a City - European Countries | 0 | - | 4.90 | 65,187 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,798 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,951 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,202 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,015 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,070 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,133 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,128 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,396 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,811 |
| Europe Capital to Country | 0 | - | 4.99 | 249,549 |
| Asia Capital to Country | 0 | - | 4.96 | 126,468 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,567 |
| European Capitals by Map | 0 | - | 4.99 | 138,543 |
| African Capitals by Map | 0 | - | 4.99 | 133,353 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,868 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,226 |
| European Coastal Capitals | 0 | - | 4.95 | 90,371 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,496 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,140 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,538 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,739 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,034 |
| Random U.S. City to State | 0 | - | 4.45 | 76,107 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,614 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,770 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,402 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,701 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,190 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,893 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,493 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,942 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,098 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,970 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,417 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,496 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,006 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,613 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,341 |
| Official Cities in the UK | 0 | - | 4.89 | 283,040 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,373 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,348 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,059 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,234 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,884 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,973 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,686 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,071 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,082 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| Boroughs of New York City | 0 | - | 4.47 | 84,476 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,986 |
| US States Quiz | 0 | - | 5.00 | 16,830,798 |
| Capitals of the Stans | 0 | - | 4.95 | 26,738 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,928 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,012 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,487 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,531 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,565 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,896 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,055 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,047 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,614 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,220 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,048 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,015 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,049 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,220 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,561 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,463 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,030 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,411 |
| ALL California Cities | 0 | - | 4.37 | 42,986 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,445 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,442 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,395 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,594 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,585 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,830 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,158 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,861 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,247 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,778 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,315 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,051 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,038 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,643 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,836 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,758 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,327 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,209 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,825 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,454 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,441 |
| Find the City #1 | 0 | - | 4.97 | 42,678 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,936 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,229 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,258 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,949 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,603 |
| Countries by Capital City | 0 | - | 5.00 | 67,903 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,961 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,456 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,603 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,958 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,949 |
| Moved Capital Cities | 0 | - | 4.96 | 74,044 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,642 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,901 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,470 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,398 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,613 |
| Which City in Europe? | 0 | - | 4.83 | 107,156 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,696 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,103 |
| Draw All US State Borders | 0 | - | 4.99 | 136,581 |
| US States with an Empty Map | 0 | - | 5.00 | 623,235 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,721 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,378 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,890 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,091 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,715 |
| North American Sports Cities | 0 | - | 4.83 | 171,747 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,236 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,245 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,669 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,724 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,578 |
| Name a Valid World City | 0 | - | 4.83 | 70,926 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,317 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,569 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,873 |
| World Capitals by Map | 0 | - | 5.00 | 285,581 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,149 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,918 |
| Random Country to Capital | 0 | - | 4.98 | 918,231 |
| Capitals Starting With H | 0 | - | 4.90 | 92,094 |
| Capitals Starting With K | 0 | - | 4.85 | 80,176 |
| Capitals Starting With L | 0 | - | 4.81 | 87,564 |
| Capitals Starting With M | 0 | - | 4.93 | 107,135 |
| Capitals Starting With P | 0 | - | 4.88 | 77,799 |
| Capitals Starting With R | 0 | - | 4.87 | 81,475 |
| Capitals Starting With S | 0 | - | 4.89 | 85,404 |
| Capitals Starting With T | 0 | - | 4.84 | 75,839 |
| Capitals Starting With W | 0 | - | 4.87 | 91,053 |
| Capitals Starting With A | 0 | - | 4.97 | 127,388 |
| Capitals Starting With B | 0 | - | 4.89 | 118,016 |
| Capitals Starting With D | 0 | - | 4.93 | 96,036 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,999 |
| Miami City Trivia | 0 | - | 4.60 | 11,222 |
| All About Atlanta | 0 | - | 4.60 | 11,243 |
| Dallas City Trivia | 0 | - | 4.46 | 6,820 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,226 |
| Rivers of the United States | 0 | - | 4.93 | 66,072 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,420 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,477 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,393 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,796 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,833 |
| Cities in European History #1 | 0 | - | 4.63 | 133,792 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,306 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,699 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,866 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,101 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,512 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,730 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,650 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,329 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,096 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,848 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,008 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,744 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,742 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,764 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,100 |
| Which City in Canada? | 0 | - | 4.82 | 56,942 |
| Arms Exports - United States | 0 | - | 4.75 | 62,259 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,100 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,549 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,586 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,009 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,334 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,651 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,511 |
| North America Cities by Map | 0 | - | 4.41 | 47,758 |
