| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,333 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,594 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,618 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Random European Capital to Country | 0 | - | 4.98 | 191,850 |
| Random European Country to Capital | 0 | - | 4.93 | 165,672 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,884 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,273 |
| Random African Capital to Country | 0 | - | 4.97 | 101,152 |
| Random African Country to Capital | 0 | - | 4.94 | 71,622 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,204 |
| Name a City - European Countries | 0 | - | 4.90 | 65,957 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,142 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,213 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,190 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,499 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,252 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,971 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,363 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,258 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,808 |
| Europe Capital to Country | 0 | - | 4.99 | 251,606 |
| Asia Capital to Country | 0 | - | 4.96 | 127,215 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,664 |
| European Capitals by Map | 0 | - | 4.99 | 141,464 |
| African Capitals by Map | 0 | - | 4.99 | 141,512 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,626 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,654 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,994 |
| European Coastal Capitals | 0 | - | 4.95 | 91,103 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,079 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,772 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,332 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,060 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,183 |
| Random U.S. City to State | 0 | - | 4.45 | 76,763 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,018 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,350 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,926 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,835 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,373 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,057 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,659 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,036 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,905 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,458 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,990 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,729 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,372 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,679 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Official Cities in the UK | 0 | - | 4.89 | 285,495 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,471 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,868 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,523 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,996 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,414 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,862 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,257 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,472 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,779 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,586 |
| Boroughs of New York City | 0 | - | 4.47 | 84,864 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,100 |
| US States Quiz | 0 | - | 5.00 | 16,961,727 |
| Capitals of the Stans | 0 | - | 4.95 | 27,059 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,718 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,438 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,620 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,335 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,819 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,462 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,291 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,451 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,656 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,283 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,091 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,857 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,818 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,032 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,285 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,863 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,753 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,665 |
| ALL California Cities | 0 | - | 4.37 | 43,187 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,487 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,728 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,608 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,660 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,595 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,443 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,281 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,925 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,295 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,003 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,767 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,545 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,635 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,812 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,004 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,742 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,469 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,424 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,104 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,590 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,598 |
| Find the City #1 | 0 | - | 4.97 | 43,217 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,926 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,812 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,994 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,938 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,816 |
| Countries by Capital City | 0 | - | 5.00 | 69,096 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,669 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,063 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,146 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,112 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,638 |
| Moved Capital Cities | 0 | - | 4.96 | 74,527 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,154 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,280 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,229 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,745 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,659 |
| Which City in Europe? | 0 | - | 4.83 | 107,765 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,767 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| Draw All US State Borders | 0 | - | 4.99 | 139,870 |
| US States with an Empty Map | 0 | - | 5.00 | 627,481 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,782 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,116 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,894 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 11,328 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,288 |
| North American Sports Cities | 0 | - | 4.83 | 172,957 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,500 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,796 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,843 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,690 |
| Name a Valid World City | 0 | - | 4.84 | 71,754 |
| Cities by Former Name | 0 | - | 4.83 | 91,914 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,603 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,883 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,632 |
| World Capitals by Map | 0 | - | 5.00 | 288,646 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,684 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,438 |
| Random Country to Capital | 0 | - | 4.98 | 925,606 |
| Capitals Starting With H | 0 | - | 4.91 | 92,938 |
| Capitals Starting With K | 0 | - | 4.88 | 83,989 |
| Capitals Starting With L | 0 | - | 4.81 | 88,968 |
| Capitals Starting With M | 0 | - | 4.93 | 108,445 |
| Capitals Starting With P | 0 | - | 4.88 | 78,562 |
| Capitals Starting With R | 0 | - | 4.88 | 82,151 |
| Capitals Starting With S | 0 | - | 4.90 | 86,155 |
| Capitals Starting With T | 0 | - | 4.85 | 76,479 |
| Capitals Starting With W | 0 | - | 4.87 | 91,497 |
| Capitals Starting With A | 0 | - | 4.97 | 128,585 |
| Capitals Starting With B | 0 | - | 4.89 | 118,975 |
| Capitals Starting With D | 0 | - | 4.93 | 96,833 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,023 |
| Miami City Trivia | 0 | - | 4.60 | 11,257 |
| All About Atlanta | 0 | - | 4.60 | 11,279 |
| Dallas City Trivia | 0 | - | 4.46 | 6,857 |
| Mexico True or False? | 0 | - | 4.89 | 48,915 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,947 |
| Rivers of the United States | 0 | - | 4.93 | 66,539 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,186 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,687 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,305 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,650 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,138 |
| Cities in European History #1 | 0 | - | 4.63 | 134,447 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,424 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,852 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,935 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,188 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,570 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,919 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,341 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,695 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,231 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,251 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,108 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,840 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,757 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,779 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,813 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,638 |
| Which City in Canada? | 0 | - | 4.83 | 57,273 |
| Arms Exports - United States | 0 | - | 4.77 | 62,639 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,606 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,878 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,803 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,354 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,205 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,653 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,505 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,664 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,705 |
