| US States and State Capitals | 0 | - | 4.99 | 163,259 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,024 |
| Random U.S. Sports Team to State | 0 | - | 4.34 | 27,254 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,476 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,123 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,952 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,189 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,003 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 48,096 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,895 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,214 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,223 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,948 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,272 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,809 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,175 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,873 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,070 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,217 |
| Which City in California? | 0 | - | 4.56 | 32,060 |
| U.S. Senators by State | 0 | - | 4.44 | 39,988 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,951 |
| North American Sports Cities | 0 | - | 4.83 | 172,586 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,375 |
| Name a City - European Countries | 0 | - | 4.90 | 65,555 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,177 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,283 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,184 |
| New York City A-Z | 0 | - | 4.18 | 32,321 |
| Olympic Host Countries | 0 | - | 4.98 | 201,036 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,430 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,621 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 145,928 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,704 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,694 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,130 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,173 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,501 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,307 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,279 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,113 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,608 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,899 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,404 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,326 |
| Europe Capital to Country | 0 | - | 4.99 | 250,739 |
| Asia Capital to Country | 0 | - | 4.96 | 126,811 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,125 |
| European Capitals by Map | 0 | - | 4.99 | 139,788 |
| African Capitals by Map | 0 | - | 4.99 | 134,083 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,242 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,591 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,247 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,579 |
| European Coastal Capitals | 0 | - | 4.95 | 90,758 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,652 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,623 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,402 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,900 |
| Which City in New York State? | 0 | - | 4.60 | 15,997 |
| Which City in Texas? | 0 | - | 4.45 | 25,106 |
| Which City in Florida? | 0 | - | 4.61 | 10,999 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,326 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,551 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,148 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,330 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,228 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,142 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,575 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,298 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,551 |
| Official Cities in the UK | 0 | - | 4.89 | 284,331 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,398 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,328 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,770 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,750 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,004 |
| Random U.S. City to State | 0 | - | 4.45 | 76,464 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,985 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,142 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,622 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,311 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,834 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,213 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,405 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,652 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,171 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,470 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,976 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,262 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,524 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,618 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,146 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,265 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,374 |
| Vietnam War Countries | 0 | - | 4.82 | 94,329 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,468 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,340,705 |
| US States Quiz | 0 | - | 5.00 | 16,906,263 |
| U.S. States with Exactly One Major Pro Sports Team | 0 | - | 3.91 | 18,480 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,442 |
| Capitals of the Stans | 0 | - | 4.95 | 26,901 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,189 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,370 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,493 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 82,793 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,991 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,368 |
| Biggest Cities in California | 0 | - | 4.35 | 140,008 |
| Biggest Cities in Florida | 0 | - | 4.25 | 72,183 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,731 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 45,428 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,290 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,699 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,820 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,404 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,211 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,802 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,576 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,693 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,032 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,574 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,758 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,907 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,059 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,880 |
| Random European Capital to Country | 0 | - | 4.98 | 191,137 |
| Random European Country to Capital | 0 | - | 4.93 | 165,332 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,568 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,902 |
| Random African Capital to Country | 0 | - | 4.97 | 100,829 |
| Random African Country to Capital | 0 | - | 4.94 | 71,346 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,118 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,072 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,796 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,711 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,106 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,638 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,492 |
| Which City in Europe? | 0 | - | 4.83 | 107,519 |
| Boroughs of New York City | 0 | - | 4.47 | 84,692 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,043 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,517 |
| Countries in an Egg of the World Map | 0 | - | 4.91 | 64,603 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,551,413 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 47,436 |
| Merged U.S. States | 0 | - | 4.37 | 44,224 |
| Draw All US State Borders | 0 | - | 4.99 | 138,300 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 67,028 |
| US States with an Empty Map | 0 | - | 5.00 | 625,640 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,080 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,507 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,635 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,610 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,287 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,232 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,548 |
| U.S. States By Population | 0 | - | 4.92 | 153,684 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,635 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,550 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,782 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,416 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,449 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,302 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,745 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,405 |
| California A-Z | 0 | - | 4.49 | 28,801 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,344 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,705,783 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,427 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,182 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,052 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,628 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,519 |
| Biggest Cities in New Jersey | 0 | - | 4.14 | 28,842 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 25,198 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 20,784 |
| Biggest Cities in Alaska | 0 | - | 4.29 | 25,915 |
| Biggest Cities in Illinois | 0 | - | 4.36 | 26,971 |
| Biggest Cities in Louisiana | 0 | - | 4.17 | 20,013 |
| Biggest Cities in Massachusetts | 0 | - | 4.39 | 30,636 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 34,215 |
| Biggest Cities in Missouri | 0 | - | 4.25 | 17,447 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,906 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 27,065 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,374 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,726 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,552 |
| ALL California Cities | 0 | - | 4.37 | 43,091 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,449 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,394 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,325 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,958 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,517 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,504 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,464 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,536 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,458 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,174 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,761 |
