| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,647 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,978 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,881 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,188 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,222 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,669 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,934 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,553 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,842 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,631 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,047 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,057 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,060 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,892 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,658 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,867 |
| US States Quiz | 0 | - | 5.00 | 16,734,395 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,594 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,661 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,264 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,961 |
| Random U.S. City to State | 0 | - | 4.45 | 75,477 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,054 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,306 |
| Name a City - European Countries | 0 | - | 4.92 | 64,636 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,815 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,353 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,656 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,582 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,937 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,676 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,556 |
| Boroughs of New York City | 0 | - | 4.47 | 84,209 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,940 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,552 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,600 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,904 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,152 |
| U.S. States By Population | 0 | - | 4.92 | 152,529 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,598 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,986 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,724 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,839 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,011 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,111 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,029 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,350 |
| US States with an Empty Map | 0 | - | 5.00 | 619,894 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,976 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,775 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,174 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,213 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,544 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,132 |
| ALL California Cities | 0 | - | 4.37 | 42,877 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,399 |
| Europe Capital to Country | 0 | - | 4.99 | 248,345 |
| Asia Capital to Country | 0 | - | 4.96 | 125,931 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,776 |
| European Capitals by Map | 0 | - | 4.99 | 136,965 |
| African Capitals by Map | 0 | - | 4.99 | 132,447 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,460 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,409 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,786 |
| European Coastal Capitals | 0 | - | 4.95 | 89,931 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,262 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,538 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,284 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,488 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,952 |
| World Capitals Quiz | 0 | - | 5.00 | 5,040,065 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,813 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,384 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,878 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,095 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,848 |
| Official Cities in the UK | 0 | - | 4.89 | 281,178 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,303 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,924 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,484 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,799 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,558 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,333 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,313 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,807 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,672 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,880 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,930 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,058 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,134 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,397 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 10,908 |
| Capitals of the Stans | 0 | - | 4.95 | 26,505 |
| American TV Show Settings | 0 | - | 4.35 | 30,603 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,486 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,412 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,483 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,631 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,934 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,242 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,777 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,569 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,169 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,016 |
| US States and State Capitals | 0 | - | 4.99 | 159,184 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,810 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,477 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,988 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,344 |
| States of Mexico | 0 | - | 4.95 | 173,862 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,483 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,592 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,855 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,993 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,744 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,657 |
| South American Cities on the Map | 0 | - | 4.57 | 35,270 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,456 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,645 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,483 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,272 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,185 |
| Random European Capital to Country | 0 | - | 4.98 | 189,481 |
| Random European Country to Capital | 0 | - | 4.92 | 147,654 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,502 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,584 |
| Random African Capital to Country | 0 | - | 4.97 | 99,843 |
| Random African Country to Capital | 0 | - | 4.94 | 70,335 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,423 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,994 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,690 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,008 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,520 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,831 |
| Pixelated United States Map | 0 | - | 4.89 | 93,640 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,295 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,612 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,075 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,270 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,865 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,830 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,989 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,810 |
| Countries by Capital City | 0 | - | 5.00 | 67,045 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,527 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,053 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,967 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,847 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,530 |
| Moved Capital Cities | 0 | - | 4.96 | 73,729 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,365 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,722 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,025 |
| Which City in Europe? | 0 | - | 4.83 | 106,872 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,261 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,597 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,819 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,971 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,204 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,862 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,043 |
| New England States | 0 | - | 4.51 | 59,723 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,541 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,905 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,425 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,714 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,710 |
| U.S. States by Borders | 0 | - | 4.63 | 35,124 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,178 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,279 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,201 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,254 |
| North American Sports Cities | 0 | - | 4.83 | 171,096 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,974 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,590 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,478 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,882 |
| Name a Valid World City | 0 | - | 4.83 | 70,324 |
| Cities by Former Name | 0 | - | 4.84 | 91,101 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,791 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,333 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,202 |
| World Capitals by Map | 0 | - | 5.00 | 284,041 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,802 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,509 |
| Random Country to Capital | 0 | - | 4.98 | 913,118 |
| Capitals Starting With H | 0 | - | 4.90 | 91,507 |
| Capitals Starting With K | 0 | - | 4.85 | 75,818 |
| Capitals Starting With L | 0 | - | 4.81 | 86,983 |
| Capitals Starting With M | 0 | - | 4.93 | 106,321 |
| Capitals Starting With P | 0 | - | 4.88 | 77,314 |
| Capitals Starting With R | 0 | - | 4.87 | 81,086 |
| Capitals Starting With S | 0 | - | 4.89 | 84,944 |
| Capitals Starting With T | 0 | - | 4.84 | 75,413 |
| Capitals Starting With W | 0 | - | 4.89 | 90,734 |
| Capitals Starting With A | 0 | - | 4.97 | 126,728 |
| Capitals Starting With B | 0 | - | 4.89 | 117,444 |
| Capitals Starting With D | 0 | - | 4.93 | 95,537 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,974 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,042 |
