| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,616,648 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 67,733 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 135,357 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 82,656 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.81 | 52,990 |
| ALL California Cities | 0 | - | 4.35 | 41,382 |
| Boroughs of New York City | 0 | - | 4.46 | 81,240 |
| Countries Similar to U.S. States by Population | 0 | - | 4.96 | 64,483 |
| US States Quiz | 0 | - | 5.00 | 15,870,276 |
| Most-Visited U.S. Cities | 0 | - | 4.88 | 83,766 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 70,481 |
| Random U.S. City to State | 0 | - | 4.44 | 70,627 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,307 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 17,993 |
| Every City in Arizona on a Map | 0 | - | 4.45 | 8,224 |
| Every City in Alabama on a Map | 0 | - | 4.68 | 7,298 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 8,080 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.62 | 13,958 |
| Africa Capitals Quiz | 0 | - | 4.99 | 690,568 |
| Asia Capitals Quiz | 0 | - | 4.97 | 649,528 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 123,666 |
| New York City Trivia #1 | 0 | - | 4.08 | 34,914 |
| Washington D.C. Trivia | 0 | - | 4.45 | 32,397 |
| US States with an Empty Map | 0 | - | 5.00 | 593,091 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 99,007 |
| Name a City - European Countries | 0 | - | 4.93 | 59,266 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.57 | 7,470 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 90,931 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 46,381 |
| Miami City Trivia | 0 | - | 4.59 | 10,903 |
| Dallas City Trivia | 0 | - | 4.46 | 6,530 |
| Draw All US State Borders | 0 | - | 4.99 | 116,496 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.88 | 54,978 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 87,856 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 42,292 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 124,708 |
| U.S. Cities Chain | 0 | - | 4.20 | 32,880 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 103,009 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 66,555 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.41 | 12,054 |
| Europe Capital to Country | 0 | - | 4.99 | 236,088 |
| Asia Capital to Country | 0 | - | 4.95 | 121,102 |
| EU Capitals with No Hints | 0 | - | 4.96 | 136,412 |
| European Capitals by Map | 0 | - | 4.99 | 122,418 |
| African Capitals by Map | 0 | - | 4.99 | 123,402 |
| Asian Capitals by Map | 0 | - | 4.98 | 55,352 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 86,131 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 79,022 |
| European Coastal Capitals | 0 | - | 4.95 | 84,411 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 50,023 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 250,719 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 210,341 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 79,266 |
| Random Europe Capitals Mystery Route | 0 | - | 4.97 | 71,613 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.56 | 33,577 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 45,667 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 35,897 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,243 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 33,956 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.39 | 14,560 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 44,124 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 197,764 |
| Top 10 Most Native American U.S. States | 0 | - | 4.85 | 86,200 |
| U.S. City Nicknames | 0 | - | 4.23 | 101,927 |
| Official Cities in the UK | 0 | - | 4.89 | 260,635 |
| Every City in Colorado on a Map | 0 | - | 4.46 | 11,747 |
| Every City in Washington State on a Map | 0 | - | 4.50 | 11,847 |
| South America Capitals Quiz | 0 | - | 5.00 | 456,283 |
| North America Capitals Quiz | 0 | - | 4.99 | 203,018 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 57,617 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 89,681 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 112,998 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 83,060 |
| European Capitals Furthest from the Sea | 0 | - | 4.90 | 70,606 |
| Asian Capitals - Map Quiz | 0 | - | 4.94 | 56,914 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 50,284 |
| European Capitals Ending in N | 0 | - | 4.92 | 77,994 |
| U.S. States that Border Canada | 0 | - | 4.91 | 172,822 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.65 | 8,398 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.41 | 35,695 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 63,503 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 39,630 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 129,067 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 25,745 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.90 | 21,981 |
| World Capitals Quiz | 0 | - | 5.00 | 4,806,151 |
| Capitals of Canadian Provinces | 0 | - | 4.87 | 83,904 |
| Name a Valid European Capital | 0 | - | 4.95 | 143,123 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 65,474 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,197 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.39 | 31,689 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.47 | 25,630 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.54 | 31,221 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 141,970 |
| Neighborhoods of New York City | 0 | - | 4.36 | 29,177 |
| All About Atlanta | 0 | - | 4.59 | 10,841 |
| California Cities Map Quiz | 0 | - | 4.50 | 85,653 |
| Fifty US States in One Minute | 0 | - | 4.54 | 3,426,083 |
| Category Elimination - U.S. States #1 | 0 | - | 4.92 | 208,493 |
| State Quiz - California | 0 | - | 4.64 | 60,624 |
| Capitals of the Stans | 0 | - | 4.96 | 24,396 |
| Every City in Texas on a Map | 0 | - | 4.31 | 12,175 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 152,501 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 41,617 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 75,221 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 35,230 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 108,353 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.83 | 57,863 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.82 | 52,980 |
| Word Scramble - U.S. Cities | 0 | - | 4.10 | 19,150 |
| Richest Metro Areas in the U.S. | 0 | - | 4.36 | 28,393 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,490,727 |
| Most Guessed European Capitals | 0 | - | 4.88 | 99,324 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 80,509 |
| Random European Capital to Country | 0 | - | 4.97 | 181,967 |
| Random European Country to Capital | 0 | - | 4.93 | 142,394 |
| Random Asian Country to Capital | 0 | - | 4.91 | 91,020 |
| Random Asian Capital to Country | 0 | - | 4.97 | 96,232 |
| Random African Capital to Country | 0 | - | 4.97 | 86,044 |
| Random African Country to Capital | 0 | - | 4.94 | 66,617 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 60,801 |
| Snowiest U.S. State Capitals | 0 | - | 4.43 | 27,977 |
| US State Capitals - One Minute Sprint | 0 | - | 4.02 | 174,962 |
| Random U.S. State Capitals on a Map | 0 | - | 4.91 | 98,200 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 28,121 |
| Coldest U.S. State Capitals | 0 | - | 4.58 | 19,726 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 183,573 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 160,436 |
| U.S. Cities A-Z | 0 | - | 4.22 | 31,351 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 92,823 |
| 1M Cities by Proximity - United States | 0 | - | 4.54 | 145,235 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 134,774 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 38,860 |
| Every City in Oregon on a Map | 0 | - | 4.25 | 9,300 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 39,752 |
| Random African Capitals on a Map | 0 | - | 4.95 | 52,059 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 48,515 |
| Random European Capitals on a Map | 0 | - | 4.98 | 128,917 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.40 | 10,285 |
| Which City in Europe? | 0 | - | 4.82 | 103,443 |
| Which City in California? | 0 | - | 4.55 | 31,195 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 140,220 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 307,153 |
| 10 Longest Rivers in the United States | 0 | - | 4.84 | 37,191 |
| US States by Borders in 30 Seconds | 0 | - | 4.74 | 2,568,697 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 72,022 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,331,190 |
| California True or False? | 0 | - | 4.62 | 34,233 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.40 | 47,060 |
| Global Cities on a World Map | 0 | - | 4.94 | 97,399 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.29 | 32,858 |
| Name a City - U.S. States | 0 | - | 4.39 | 25,760 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 32,904 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.61 | 51,755 |
| Find the City #1 | 0 | - | 4.97 | 38,792 |
| Northernmost Capital Cities | 0 | - | 4.98 | 102,279 |
| Most Remote Capital Cities | 0 | - | 4.90 | 48,654 |
| Capital Cities: Ports and Saints | 0 | - | 4.95 | 39,913 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 100,463 |
| Same Letter Country and Capital | 0 | - | 4.99 | 138,366 |
| Countries by Capital City | 0 | - | 5.00 | 58,912 |
| Capital Cities Based on First Two Letters | 0 | - | 4.86 | 71,672 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 110,017 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 79,128 |
| Moved Capital Cities | 0 | - | 4.95 | 70,613 |
| Random Capital to Country | 0 | - | 4.99 | 2,495,093 |
| World Capitals with a Unique First Letter | 0 | - | 4.81 | 60,344 |
| Random Country to Capital | 0 | - | 4.98 | 864,311 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 110,747 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,208 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.56 | 35,023 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.23 | 17,724 |
| Philadelphia Trivia | 0 | - | 4.23 | 21,497 |
| The New Orleans Quiz | 0 | - | 4.09 | 19,954 |
| Countries Closest to Alaska | 0 | - | 4.91 | 105,110 |
| Countries Closest to Maine | 0 | - | 4.84 | 63,073 |
| Mexico True or False? | 0 | - | 4.89 | 46,158 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 59,279 |
| New York Cities Map Quiz | 0 | - | 4.54 | 41,063 |
| Cities of Los Angeles County on a Map | 0 | - | 4.70 | 25,036 |
| Rivers of the United States | 0 | - | 4.92 | 61,794 |
| U.S. States with the Longest International Borders | 0 | - | 4.77 | 44,522 |
| Longest U.S. State Borders | 0 | - | 4.64 | 37,258 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 63,249 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 51,193 |
| Sports Teams by State Quiz | 0 | - | 4.18 | 93,303 |
| Top 10 Coldest U.S. States | 0 | - | 4.92 | 108,057 |
| Top 10 Hottest U.S. States | 0 | - | 4.85 | 118,864 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 91,372 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.84 | 59,627 |
| States that Beat California | 0 | - | 4.53 | 61,125 |
| European Capitals by Airport Code | 0 | - | 4.91 | 31,067 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 122,702 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.95 | 46,940 |
| Summer Olympic City Bids | 0 | - | 4.92 | 39,518 |
| Important Cities in European History | 0 | - | 4.56 | 113,720 |
| European Cities by Map #2 | 0 | - | 4.49 | 46,409 |
| European Cities by Map #1 | 0 | - | 4.68 | 54,537 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,220 |
| Mediterranean Cities by Map | 0 | - | 4.50 | 50,365 |
