| Random State Capital to U.S. State | 0 | - | 4.85 | 73,965 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 117,228 |
| Dallas City Trivia | 0 | - | 4.47 | 6,011 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 81,455 |
| New York City Trivia #1 | 0 | - | 4.13 | 33,730 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 71,409 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 62,076 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.65 | 5,491 |
| Which City in Canada? | 0 | - | 4.89 | 44,963 |
| Miami City Trivia | 0 | - | 4.53 | 10,440 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,517,884 |
| Africa Capitals Quiz | 0 | - | 4.99 | 628,646 |
| Asia Capitals Quiz | 0 | - | 4.98 | 588,767 |
| Washington D.C. Trivia | 0 | - | 4.43 | 31,190 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 90,533 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.82 | 60,811 |
| Name a City - European Countries | 0 | - | 4.95 | 51,438 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 79,316 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.86 | 38,863 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 456,562 |
| Six Flags Over Texas | 0 | - | 4.84 | 58,463 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 78,975 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 55,755 |
| Europe Capital to Country | 0 | - | 4.99 | 218,475 |
| Asia Capital to Country | 0 | - | 4.96 | 105,137 |
| EU Capitals with No Hints | 0 | - | 4.95 | 123,455 |
| European Capitals by Map | 0 | - | 4.99 | 91,412 |
| African Capitals by Map | 0 | - | 4.99 | 109,216 |
| Asian Capitals by Map | 0 | - | 4.98 | 46,168 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 78,210 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,460 |
| European Coastal Capitals | 0 | - | 4.95 | 76,617 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,332 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 225,719 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 192,103 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 75,786 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 123,965 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,645 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 43,885 |
| Los Angeles City Quiz | 0 | - | 4.11 | 29,688 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 37,344 |
| U.S. City Nicknames | 0 | - | 4.22 | 99,133 |
| Official Cities in the UK | 0 | - | 4.87 | 230,565 |
| Every City in Washington State on a Map | 0 | - | 4.47 | 8,460 |
| South America Capitals Quiz | 0 | - | 5.00 | 416,385 |
| North America Capitals Quiz | 0 | - | 4.99 | 184,427 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 51,641 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 83,742 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,429 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,451 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,581 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 50,564 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,544 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 48,962 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.43 | 13,711 |
| U.S. State Flags | 0 | - | 4.87 | 134,530 |
| Hawaiian Islands | 0 | - | 4.85 | 38,321 |
| U.S. States that Border Canada | 0 | - | 4.90 | 165,145 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,340 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 91,532 |
| World Capitals Quiz | 0 | - | 5.00 | 4,466,896 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,125 |
| Name a Valid European Capital | 0 | - | 4.92 | 103,962 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,396 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 39,773 |
| Boroughs of New York City | 0 | - | 4.44 | 76,487 |
| Seattle Trivia Quiz | 0 | - | 4.13 | 19,308 |
| Philadelphia Trivia | 0 | - | 4.29 | 20,392 |
| The New Orleans Quiz | 0 | - | 4.05 | 19,659 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 67,757 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,220,842 |
| Category Elimination - U.S. States #1 | 0 | - | 4.91 | 193,455 |
| State Quiz - Texas | 0 | - | 4.44 | 55,802 |
| ALL California Cities | 0 | - | 4.34 | 38,868 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,371,674 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 114,944 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 37,976 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,160 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,297 |
| Random European Capital to Country | 0 | - | 4.97 | 151,789 |
| Random European Country to Capital | 0 | - | 4.92 | 134,230 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,150 |
| Random Asian Capital to Country | 0 | - | 4.97 | 88,522 |
| Random African Capital to Country | 0 | - | 4.97 | 78,841 |
| Random African Country to Capital | 0 | - | 4.94 | 61,477 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.28 | 50,695 |
| Snowiest U.S. State Capitals | 0 | - | 4.43 | 27,178 |
| US State Capitals - One Minute Sprint | 0 | - | 4.08 | 162,626 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,202 |
| Hottest U.S. State Capitals | 0 | - | 4.76 | 21,580 |
| Coldest U.S. State Capitals | 0 | - | 4.57 | 18,899 |
| Which City in the United States? | 0 | - | 4.19 | 52,485 |
| Washington Counties | 0 | - | 4.81 | 20,479 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,565 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,827 |
| U.S. Cities A-Z | 0 | - | 4.26 | 30,570 |
| 1M Cities by Proximity - United States | 0 | - | 4.49 | 136,131 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,052 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,312 |
| Random U.S. City to State | 0 | - | 4.43 | 65,233 |
| Every City in Colorado on a Map | 0 | - | 4.40 | 8,117 |
| Random African Capitals on a Map | 0 | - | 4.95 | 47,779 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 44,743 |
| Random European Capitals on a Map | 0 | - | 4.97 | 106,153 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.39 | 9,814 |
| Which City in Europe? | 0 | - | 4.85 | 96,910 |
| Texas Cities Map Quiz | 0 | - | 4.37 | 77,467 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,367,866 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,234,281 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.38 | 34,739 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.34 | 35,869 |
| Global Cities on a World Map | 0 | - | 4.93 | 90,825 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,817 |
| Northernmost Capital Cities | 0 | - | 4.98 | 93,284 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,251 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 33,901 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 89,985 |
| Same Letter Country and Capital | 0 | - | 4.99 | 126,298 |
| Countries by Capital City | 0 | - | 4.99 | 48,540 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,430 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 101,295 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,335 |
| Moved Capital Cities | 0 | - | 4.94 | 51,980 |
| Random Capital to Country | 0 | - | 4.99 | 2,346,434 |
| Random Country to Capital | 0 | - | 4.98 | 796,336 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 105,767 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,017 |
| Countries Closest to Alaska | 0 | - | 4.92 | 98,377 |
| Countries Closest to Maine | 0 | - | 4.84 | 58,470 |
| California Cities Map Quiz | 0 | - | 4.48 | 81,726 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 57,266 |
| New York Cities Map Quiz | 0 | - | 4.54 | 39,510 |
| Rivers of the United States | 0 | - | 4.93 | 49,158 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 500,692 |
| Sports Teams by State Quiz | 0 | - | 4.18 | 91,065 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 80,159 |
| States that Beat Texas | 0 | - | 4.56 | 40,865 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,480 |
| Summer Olympic City Bids | 0 | - | 4.93 | 36,959 |
| Important Cities in European History | 0 | - | 4.56 | 109,415 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,575 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,328 |
| European Cities by Map #1 | 0 | - | 4.64 | 51,641 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,849 |
| Mediterranean Cities by Map | 0 | - | 4.47 | 49,040 |
| California Cities starting with SAN or SANTA | 0 | - | 4.24 | 10,947 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,379 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.87 | 90,680 |
| Cities in Squares on a Map - Europe | 0 | - | 4.76 | 45,396 |
| Cities by Former Name | 0 | - | 4.85 | 70,796 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,279 |
| Nearest Capital City #1 | 0 | - | 4.81 | 52,242 |
| World Capitals by Proximity | 0 | - | 4.87 | 285,104 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 233,753 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,612 |
| World Capitals by Map | 0 | - | 5.00 | 238,782 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,001 |
| World Capitals By Letter - H | 0 | - | 4.85 | 70,837 |
| World Capitals By Letter - K | 0 | - | 4.82 | 65,520 |
| World Capitals By Letter - M | 0 | - | 4.90 | 85,448 |
| World Capitals By Letter - P | 0 | - | 4.85 | 66,647 |
| World Capitals By Letter - R | 0 | - | 4.87 | 71,903 |
| World Capitals By Letter - S | 0 | - | 4.89 | 74,049 |
| World Capitals By Letter - W | 0 | - | 4.88 | 81,817 |
| World Capitals By Letter - A | 0 | - | 4.96 | 103,921 |
| World Capitals By Letter - B | 0 | - | 4.84 | 96,247 |
| World Capitals By Letter - D | 0 | - | 4.91 | 78,487 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.40 | 22,601 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,208 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,561 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,178 |
| Which City in Latin America? | 0 | - | 4.57 | 38,285 |
| Countries that Visit Florida the Most | 0 | - | 4.63 | 49,345 |
| Countries Closest to United States A-Z | 0 | - | 4.86 | 106,461 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 50,987 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.76 | 36,783 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 90,604 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.93 | 51,594 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 57,663 |
| U.S. States by Clue #1 | 0 | - | 4.46 | 32,990 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,241 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 61,888 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 67,112 |
| State Quiz - Florida | 0 | - | 4.43 | 55,349 |
| State Quiz - New York | 0 | - | 4.47 | 36,204 |
| State Quiz - California | 0 | - | 4.66 | 56,069 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,928 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,749 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,667 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 156,250 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 80,052 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,260 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,321 |
| Westernmost Cities in the U.S. | 0 | - | 4.35 | 15,608 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 192,582 |
| Random European City to Country | 0 | - | 4.72 | 105,781 |
| Random Asian City to Country | 0 | - | 4.52 | 33,500 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 117,941 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 39,383 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 104,107 |
