| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,209 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,840 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,626 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,065 |
| Boroughs of New York City | 0 | - | 4.47 | 84,612 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,870 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,478 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,635 |
| US States Quiz | 0 | - | 5.00 | 16,881,555 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,901 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,829 |
| ALL California Cities | 0 | - | 4.37 | 43,064 |
| Random U.S. City to State | 0 | - | 4.45 | 76,335 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,759 |
| Name a City - European Countries | 0 | - | 4.90 | 65,407 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,369 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,497 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,963 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,183 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,516 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,719 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,026 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,069 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,190 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,147 |
| Draw All US State Borders | 0 | - | 4.99 | 137,727 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,741 |
| US States with an Empty Map | 0 | - | 5.00 | 624,814 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,091 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,639 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,256 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,509 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,728 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,140 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,621 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,456 |
| Europe Capital to Country | 0 | - | 4.99 | 250,400 |
| Asia Capital to Country | 0 | - | 4.96 | 126,692 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,919 |
| European Capitals by Map | 0 | - | 4.99 | 139,300 |
| African Capitals by Map | 0 | - | 4.99 | 133,834 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,448 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,105 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,448 |
| European Coastal Capitals | 0 | - | 4.95 | 90,626 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,601 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,106 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,116 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,844 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,085 |
| Miami City Trivia | 0 | - | 4.60 | 11,234 |
| Dallas City Trivia | 0 | - | 4.46 | 6,835 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,532 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,480 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,592 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,742 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,232 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,947 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,553 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,979 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,609 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,500 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,022 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,112 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,689 |
| Official Cities in the UK | 0 | - | 4.89 | 283,897 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,409 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,523 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,260 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,912 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,923 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,504 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,063 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,298 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,862 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,202 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,396 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,027 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,310 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,634 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,435 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,013 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,186 |
| Capitals of the Stans | 0 | - | 4.95 | 26,851 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,405 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,592 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,181 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,717 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,964 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,768 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,001 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,115 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,429 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,183 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,627 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,236 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,068 |
| US States and State Capitals | 0 | - | 4.99 | 162,590 |
| All About Atlanta | 0 | - | 4.60 | 11,254 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,540,081 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,868 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,265 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,821 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,358 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,341 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 81,789 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,847 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,031 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,282 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,352 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,642 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,942 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,784 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,094 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,530 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,683 |
| Random European Capital to Country | 0 | - | 4.98 | 190,963 |
| Random European Country to Capital | 0 | - | 4.93 | 165,173 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,471 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,775 |
| Random African Capital to Country | 0 | - | 4.97 | 100,760 |
| Random African Country to Capital | 0 | - | 4.94 | 71,250 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,482 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,609 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 183,890 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,070 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,204 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,883 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,265 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,256 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,736 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,573 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,241 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,219 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,685 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,717 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,188 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,381 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,285 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,444 |
| Find the City #1 | 0 | - | 4.97 | 42,819 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,648 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,281 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,433 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,529 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,266 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,045 |
| Countries by Capital City | 0 | - | 5.00 | 68,329 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,191 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,669 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,527 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,007 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,230 |
| Moved Capital Cities | 0 | - | 4.96 | 74,223 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,836 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,749 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,573 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,047 |
| Which City in Europe? | 0 | - | 4.83 | 107,422 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,468 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,080 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,183 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,681,886 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,569 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,804 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,914 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,768 |
| North American Sports Cities | 0 | - | 4.83 | 172,414 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,336 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,773 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,564 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,412 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,438 |
| Name a Valid World City | 0 | - | 4.83 | 71,251 |
| Cities by Former Name | 0 | - | 4.83 | 91,592 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,410 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,668 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,239 |
| World Capitals by Map | 0 | - | 5.00 | 286,561 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,331 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,992 |
| Random Country to Capital | 0 | - | 4.98 | 920,911 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,496 |
| Capitals Starting With H | 0 | - | 4.91 | 92,602 |
| Capitals Starting With K | 0 | - | 4.88 | 83,575 |
| Capitals Starting With L | 0 | - | 4.81 | 88,130 |
| Capitals Starting With M | 0 | - | 4.93 | 107,857 |
| Capitals Starting With P | 0 | - | 4.88 | 78,242 |
| Capitals Starting With R | 0 | - | 4.87 | 81,873 |
| Capitals Starting With S | 0 | - | 4.90 | 85,827 |
| Capitals Starting With T | 0 | - | 4.85 | 76,196 |
| Capitals Starting With W | 0 | - | 4.87 | 91,325 |
| Capitals Starting With A | 0 | - | 4.97 | 128,122 |
| Capitals Starting With B | 0 | - | 4.89 | 118,553 |
| Capitals Starting With D | 0 | - | 4.93 | 96,491 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,007 |
| Which City in California? | 0 | - | 4.56 | 32,032 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,021 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,175 |
