| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,759 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,349 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,988 |
| Boroughs of New York City | 0 | - | 4.47 | 84,282 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,534 |
| US States Quiz | 0 | - | 5.00 | 16,762,349 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,210 |
| ALL California Cities | 0 | - | 4.37 | 42,919 |
| Random U.S. City to State | 0 | - | 4.45 | 75,584 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,876 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,149 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,517 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,388 |
| Dallas City Trivia | 0 | - | 4.46 | 6,799 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,802 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,378 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,809 |
| Name a City - European Countries | 0 | - | 4.91 | 64,751 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,237 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,393 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,361 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,577 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,666 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,905 |
| US States with an Empty Map | 0 | - | 5.00 | 620,879 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,355 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,775 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,971 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,966 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,301 |
| Miami City Trivia | 0 | - | 4.60 | 11,209 |
| Draw All US State Borders | 0 | - | 4.99 | 134,858 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 65,431 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,196 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,987 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,386 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,128 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,277 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,965 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,322 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,473 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,419 |
| Europe Capital to Country | 0 | - | 4.99 | 248,657 |
| Asia Capital to Country | 0 | - | 4.96 | 126,073 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,965 |
| European Capitals by Map | 0 | - | 4.99 | 137,424 |
| African Capitals by Map | 0 | - | 4.99 | 132,705 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,751 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,642 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,524 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,900 |
| European Coastal Capitals | 0 | - | 4.95 | 90,036 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,311 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,925 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,580 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,541 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 81,250 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,636 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,097 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,840 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,407 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,893 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,436 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,905 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,417 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,431 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,565 |
| Official Cities in the UK | 0 | - | 4.89 | 281,648 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,729 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,080 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,697 |
| World Capitals Quiz | 0 | - | 5.00 | 5,046,086 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,938 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,911 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,645 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,500 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,434 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,877 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,752 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,498 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,948 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,589 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,415 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 10,967 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,502 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,536 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,316 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,593 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,861 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,661 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,032 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,658 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,483 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,862 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,578 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,183 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,023 |
| US States and State Capitals | 0 | - | 4.99 | 159,801 |
| All About Atlanta | 0 | - | 4.60 | 11,221 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,525,037 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,330 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,113 |
| Capitals of the Stans | 0 | - | 4.95 | 26,570 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,624 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,725 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,959 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,149 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,957 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,779 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,113 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,055 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,717 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,679 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,917 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,148 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,319 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,251 |
| Random European Capital to Country | 0 | - | 4.98 | 189,665 |
| Random European Country to Capital | 0 | - | 4.92 | 147,771 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,602 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,706 |
| Random African Capital to Country | 0 | - | 4.97 | 99,949 |
| Random African Country to Capital | 0 | - | 4.94 | 70,435 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,308 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,553 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,040 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,552 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,110 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,831 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,214 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,171 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,704 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,374 |
| State Quiz - Texas | 0 | - | 4.43 | 62,650 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,718 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,853 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,573 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,333 |
| Find the City #1 | 0 | - | 4.97 | 42,427 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,498 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,451 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,974 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,945 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,154 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,009 |
| Countries by Capital City | 0 | - | 5.00 | 67,282 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,631 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,166 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,437 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,879 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,619 |
| Moved Capital Cities | 0 | - | 4.96 | 73,816 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,417 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,764 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,148 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,912 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,006 |
| Which City in Europe? | 0 | - | 4.83 | 106,954 |
| Houston City Trivia | 0 | - | 3.93 | 10,447 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,741 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,355 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,912 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,670,407 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 77,855 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,384,490 |
| Texas True or False? | 0 | - | 4.50 | 39,270 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,616 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,494 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,035 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,289 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,088 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,041 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,869 |
| Random Country to Capital | 0 | - | 4.98 | 914,223 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,676 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,953 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,698 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,582 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,986 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,316 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,275 |
| Which City in Texas? | 0 | - | 4.45 | 25,021 |
| Which City in California? | 0 | - | 4.56 | 31,951 |
| Philadelphia Trivia | 0 | - | 4.26 | 21,962 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,159 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,704 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,694 |
| Mexico True or False? | 0 | - | 4.89 | 48,389 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,754 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,728 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,098 |
| Rivers of the United States | 0 | - | 4.93 | 65,748 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,667 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,546 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,556 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,742 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,150 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,001 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,719 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,667 |
