| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,345 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,507 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,246 |
| US States Quiz | 0 | - | 5.00 | 16,800,421 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,711 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,510 |
| US States with an Empty Map | 0 | - | 5.00 | 622,012 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,579 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,906 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,025 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,509 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,207 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,669 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,008 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,092 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,098 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,338 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,215 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,645 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,752 |
| Random U.S. City to State | 0 | - | 4.45 | 75,859 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,206 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,355 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,431 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,969 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,666 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,155 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,437 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,914 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,041 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,394 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,530,075 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,755 |
| Name a City - European Countries | 0 | - | 4.91 | 65,013 |
| Boroughs of New York City | 0 | - | 4.47 | 84,393 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,946 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,144 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,242 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,639 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,697 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,599 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,204 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,036 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,385 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,765 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,814 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,420 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,564 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,353 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,218 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,621 |
| ALL California Cities | 0 | - | 4.37 | 42,955 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,130 |
| Europe Capital to Country | 0 | - | 4.99 | 249,182 |
| Asia Capital to Country | 0 | - | 4.96 | 126,289 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,343 |
| European Capitals by Map | 0 | - | 4.99 | 138,085 |
| African Capitals by Map | 0 | - | 4.99 | 133,005 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,721 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,841 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,726 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,090 |
| European Coastal Capitals | 0 | - | 4.95 | 90,225 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,402 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,572 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,150 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,650 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,580 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,876 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,456 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,922 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,135 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,851 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,237 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,673,983 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,386,941 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,774 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,605 |
| Official Cities in the UK | 0 | - | 4.89 | 282,495 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,435 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,735 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,280 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,153 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,775 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,300 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,572 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,098 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,795 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,788 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,585 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,987 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,956 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,939 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,071 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,752 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,681 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,934 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,953 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,035 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,533 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,777 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,349 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,467 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,187 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,556 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,798 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,271 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,826 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,063 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,769 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,985 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,723 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,616 |
| US States and State Capitals | 0 | - | 4.99 | 160,621 |
| Miami City Trivia | 0 | - | 4.60 | 11,216 |
| All About Atlanta | 0 | - | 4.60 | 11,232 |
| Dallas City Trivia | 0 | - | 4.46 | 6,809 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,724 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,635 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,646 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,801 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,300 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,917 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,549 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,916 |
| Capitals of the Stans | 0 | - | 4.95 | 26,657 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,841 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,902 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,103 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,395 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,244 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,928 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,184 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,215 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,494 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,809 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,723 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,322 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,978 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,763 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,266 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,435 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,621 |
| Random European Capital to Country | 0 | - | 4.98 | 190,323 |
| Random European Country to Capital | 0 | - | 4.93 | 162,371 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,985 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,090 |
| Random African Capital to Country | 0 | - | 4.97 | 100,290 |
| Random African Country to Capital | 0 | - | 4.94 | 70,872 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,356 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,382 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,699 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,992 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,732 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,549 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,751 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,411 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,309 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,463 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,887 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,490 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,265 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,288 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,048 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,652 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,812 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,893 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,630 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,213 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,603 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,642 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,914 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,224 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,610 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,716 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,121 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,145 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,722 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,334 |
| Countries by Capital City | 0 | - | 5.00 | 67,650 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,836 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,330 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,085 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,929 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,801 |
| Moved Capital Cities | 0 | - | 4.96 | 73,949 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,563 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,843 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,337 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,263 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,135 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,097 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,159 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,607 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,605 |
| Which City in Europe? | 0 | - | 4.83 | 107,077 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,341 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,974 |
| Regions of U.S. States | 0 | - | 4.37 | 43,704 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,026 |
